chore(release): 6.3.2 [skip ci]

## [6.3.2](https://github.com/revanced/revanced-patcher/compare/v6.3.1...v6.3.2) (2022-12-18)

### Bug Fixes

* check if fingerprint string is substring of any string references ([c5de9e2](c5de9e2988))
* print full exception when patch fails ([7cf79e6](7cf79e68e0))

.github/ISSUE_TEMPLATE/bug-issue.yml

@@ -58,3 +58,15 @@ body:
       description: Add additional context here.
     validations:
       required: false
+  - type: checkboxes
+    id: acknowledgements
+    attributes:
+      label: Acknowledgements
+      description: Your issue will be closed if you haven't done these steps.
+      options:
+        - label: I have searched the existing issues and this is a new and no duplicate or related to another open issue.
+          required: true
+        - label: I have written a short but informative title.
+          required: true
+        - label: I filled out all of the requested information in this issue properly.
+          required: true

.github/ISSUE_TEMPLATE/feature-issue.yml

@@ -43,4 +43,16 @@ body:
       label: Additional context
       description: Add additional context here.
     validations:
-      required: false
+      required: false
+  - type: checkboxes
+    id: acknowledgements
+    attributes:
+      label: Acknowledgements
+      description: Your issue will be closed if you haven't done these steps.
+      options:
+        - label: I have searched the existing issues and this is a new and no duplicate or related to another open issue.
+          required: true
+        - label: I have written a short but informative title.
+          required: true
+        - label: I filled out all of the requested information in this issue properly.
+          required: true

.github/workflows/pull_request.yml

@@ -0,0 +1,24 @@
+name: PR to main
+
+on:
+  push:
+    branches:
+      - dev
+  workflow_dispatch:
+
+env:
+  MESSAGE: merge branch \`${{ github.head_ref || github.ref_name }}\` to \`main\`
+
+jobs:
+  pull-request:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Open pull request
+        uses: repo-sync/pull-request@v2
+        with:
+          destination_branch: 'main'
+          pr_title: 'chore: ${{ env.MESSAGE }}'
+          pr_body: 'This pull request will ${{ env.MESSAGE }}.'
+          pr_draft: true

.github/workflows/release.yml

@@ -15,25 +15,22 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Setup JDK
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v3
         with:
           java-version: '17'
-          distribution: 'adopt'
+          distribution: 'zulu'
           cache: gradle
       - name: Setup Node.js
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v3
         with:
-          node-version: "lts/*"
-      - name: Build with Gradle
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: ./gradlew build
+          node-version: "latest"
+          cache: 'npm'
       - name: Setup semantic-release
-        run: npm install -g semantic-release @semantic-release/git @semantic-release/changelog gradle-semantic-release-plugin -D
+        run: npm install semantic-release @saithodev/semantic-release-backmerge @semantic-release/git @semantic-release/changelog gradle-semantic-release-plugin -D
       - name: Release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -115,3 +115,6 @@ gradle-app.setting
 
 # Avoid ignoring test resources
 !src/test/resources/*
+
+# Dependency directories
+node_modules/

.idea/.gitignore

@@ -6,3 +6,4 @@
 # Datasource local storage ignored files
 /dataSources/
 /dataSources.local.xml
+/kotlinc.xml

.releaserc

@@ -7,11 +7,7 @@
     }
   ],
   "plugins": [
-    ["@semantic-release/commit-analyzer", {
-      "releaseRules": [
-        {"type": "build", "release": "patch"}
-      ]
-    }],
+    "@semantic-release/commit-analyzer",
     "@semantic-release/release-notes-generator",
     "@semantic-release/changelog",
     "gradle-semantic-release-plugin",
@@ -24,6 +20,13 @@
         ]
       }
     ],
+    [
+      "@saithodev/semantic-release-backmerge",
+      {
+        branches: [{from: "main", to: "dev"}],
+        clearWorkspace: true
+      }
+    ],
     "@semantic-release/github"
   ]
 }

CHANGELOG.md

@@ -1,3 +1,310 @@
+## [6.3.2](https://github.com/revanced/revanced-patcher/compare/v6.3.1...v6.3.2) (2022-12-18)
+
+
+### Bug Fixes
+
+* check if fingerprint string is substring of any string references ([c5de9e2](https://github.com/revanced/revanced-patcher/commit/c5de9e29889dffd18b31e62a892881cc48e8b607))
+* print full exception when patch fails ([7cf79e6](https://github.com/revanced/revanced-patcher/commit/7cf79e68e0e9dfd9faddee33139b127b71882d3e))
+
+## [6.3.2-dev.1](https://github.com/revanced/revanced-patcher/compare/v6.3.1...v6.3.2-dev.1) (2022-12-18)
+
+
+### Bug Fixes
+
+* check if fingerprint string is substring of any string references ([c5de9e2](https://github.com/revanced/revanced-patcher/commit/c5de9e29889dffd18b31e62a892881cc48e8b607))
+* print full exception when patch fails ([7cf79e6](https://github.com/revanced/revanced-patcher/commit/7cf79e68e0e9dfd9faddee33139b127b71882d3e))
+
+## [6.3.2-dev.1](https://github.com/revanced/revanced-patcher/compare/v6.3.1...v6.3.2-dev.1) (2022-12-17)
+
+
+### Bug Fixes
+
+* print full exception when patch fails ([27a8401](https://github.com/revanced/revanced-patcher/commit/27a8401d81e078e0303f7ddcb0ac6f342f8e4def))
+
+## [6.3.1](https://github.com/revanced/revanced-patcher/compare/v6.3.0...v6.3.1) (2022-12-13)
+
+
+### Bug Fixes
+
+* publicize types when merging files if necessary ([#137](https://github.com/revanced/revanced-patcher/issues/137)) ([9ec720e](https://github.com/revanced/revanced-patcher/commit/9ec720e983785d8b1dde330cc0e0e0f914c1803c))
+
+## [6.3.1-dev.1](https://github.com/revanced/revanced-patcher/compare/v6.3.0...v6.3.1-dev.1) (2022-12-13)
+
+
+### Bug Fixes
+
+* publicize types when merging files if necessary ([#137](https://github.com/revanced/revanced-patcher/issues/137)) ([9ec720e](https://github.com/revanced/revanced-patcher/commit/9ec720e983785d8b1dde330cc0e0e0f914c1803c))
+
+# [6.3.0](https://github.com/revanced/revanced-patcher/compare/v6.2.0...v6.3.0) (2022-12-02)
+
+
+### Features
+
+* sort patches in lexicographical order ([a306561](https://github.com/revanced/revanced-patcher/commit/a306561b55ac848792046378f582a036f7ffab03)), closes [#125](https://github.com/revanced/revanced-patcher/issues/125)
+
+# [6.2.0](https://github.com/revanced/revanced-patcher/compare/v6.1.1...v6.2.0) (2022-12-02)
+
+
+### Features
+
+* merge classes on addition ([#127](https://github.com/revanced/revanced-patcher/issues/127)) ([a925650](https://github.com/revanced/revanced-patcher/commit/a9256500440f9b4117f1b8813ba0097dafee4ebb))
+
+## [6.1.1](https://github.com/revanced/revanced-patcher/compare/v6.1.0...v6.1.1) (2022-11-25)
+
+
+### Bug Fixes
+
+* use `MethodUtil.methodSignaturesMatch` instead of `Method.softCompareTo` ([bd053b7](https://github.com/revanced/revanced-patcher/commit/bd053b7e9974c0282d56e6762459db7070452e4a))
+
+# [6.1.0](https://github.com/revanced/revanced-patcher/compare/v6.0.2...v6.1.0) (2022-11-22)
+
+
+### Features
+
+* apply changes from ReVanced Patcher ([ba9d998](https://github.com/revanced/revanced-patcher/commit/ba9d99868103406fe36b9aa0cfaa0ed5023edfab))
+
+## [6.0.2](https://github.com/revanced/revanced-patcher/compare/v6.0.1...v6.0.2) (2022-11-18)
+
+
+### Bug Fixes
+
+* fallback to patch class name instead of `java.lang.Class` class name ([4164cb0](https://github.com/revanced/revanced-patcher/commit/4164cb0deacc7e1eed9fce63dab030180f28b762))
+
+## [6.0.1](https://github.com/revanced/revanced-patcher/compare/v6.0.0...v6.0.1) (2022-11-14)
+
+
+### Bug Fixes
+
+* remove unnecessary dummy nop instructions ([#111](https://github.com/revanced/revanced-patcher/issues/111)) ([f9bc95f](https://github.com/revanced/revanced-patcher/commit/f9bc95f220aa434308ce6950ba6ad2e7efac9c8a))
+
+# [6.0.0](https://github.com/revanced/revanced-patcher/compare/v5.1.2...v6.0.0) (2022-10-05)
+
+
+### Code Refactoring
+
+* improve structuring of classes and their implementations ([4aa14bb](https://github.com/revanced/revanced-patcher/commit/4aa14bbb858af9253eae9328b759f3298b65a215))
+
+
+### Features
+
+* remove unused annotation `DirectPatternScanMethod` ([538b2a8](https://github.com/revanced/revanced-patcher/commit/538b2a859962570c700362afc88704ed3611aa87))
+* remove unused annotation `SincePatcher` ([4ae9ad0](https://github.com/revanced/revanced-patcher/commit/4ae9ad09d64a3f69512ccb037f816cb847d7350f))
+* remove unused extension `dependsOn` ([797286b](https://github.com/revanced/revanced-patcher/commit/797286b7588646272dea2fd35e8e78b0ffb18a0f))
+* remove unused patch extensions ([5583904](https://github.com/revanced/revanced-patcher/commit/55839049948033ad02414517fd3ba03619216aec))
+
+
+### BREAKING CHANGES
+
+* various changes in which packages classes previously where and their implementation
+* These extensions do not exist anymore and any use should be removed
+* The extension does not exist anymore and any use should be removed
+* The annotation does not exist anymore and any use should be removed
+
+## [5.1.2](https://github.com/revanced/revanced-patcher/compare/v5.1.1...v5.1.2) (2022-09-29)
+
+
+### Bug Fixes
+
+* check dependencies for resource patches ([9c07ffc](https://github.com/revanced/revanced-patcher/commit/9c07ffcc7af9f088426528561f4321c5cc6b5b15))
+* use instruction index instead of strings list index for `StringMatch` ([843e62a](https://github.com/revanced/revanced-patcher/commit/843e62ad290ee0a707be9322ee943921da3ea420))
+
+## [5.1.1](https://github.com/revanced/revanced-patcher/compare/v5.1.0...v5.1.1) (2022-09-26)
+
+
+### Performance Improvements
+
+* decode resources only when necessary ([3ba4be2](https://github.com/revanced/revanced-patcher/commit/3ba4be240bf0a424e4bbfbaca9605644fda0984e))
+
+# [5.1.0](https://github.com/revanced/revanced-patcher/compare/v5.0.1...v5.1.0) (2022-09-26)
+
+
+### Features
+
+* RwLock for opening files in `DomFileEditor` ([db4348c](https://github.com/revanced/revanced-patcher/commit/db4348c4faf51bfe29678baacfbe76ba645ec0b9))
+
+## [5.0.1](https://github.com/revanced/revanced-patcher/compare/v5.0.0...v5.0.1) (2022-09-23)
+
+
+### Reverts
+
+* revert breaking changes ([#106](https://github.com/revanced/revanced-patcher/issues/106)) ([124332f](https://github.com/revanced/revanced-patcher/commit/124332f0e9bbdaf4f1aeeb6a31333093eeba1642))
+
+# [5.0.0](https://github.com/revanced/revanced-patcher/compare/v4.5.0...v5.0.0) (2022-09-21)
+
+
+### Bug Fixes
+
+* **tests:** access `patternScanResult` through `scanResult` ([76676fb](https://github.com/revanced/revanced-patcher/commit/76676fb5673a9e92517ee3a13943cdc98dd5102a))
+
+
+* refactor!: move utility methods from `MethodFingerprintUtils` `MethodFingerprint` ([d802ef8](https://github.com/revanced/revanced-patcher/commit/d802ef844edf65d4d26328d6ca72e3ddd5a52b15))
+* feat(fingerprint)!: `StringsScanResult` for `MethodFingerprint` ([3813e28](https://github.com/revanced/revanced-patcher/commit/3813e28ac2ad6710d8d935526ca679e7b1b5980e))
+
+
+### BREAKING CHANGES
+
+* Imports will have to be updated from `MethodFingerprintUtils` to `MethodFingerprint.Companion`.
+
+Signed-off-by: oSumAtrIX <johan.melkonyan1@web.de>
+* `MethodFingerprint` now has a field for `MethodFingerprintScanResult`. `MethodFingerprintScanResult` now holds the previous field `MethodFingerprint.patternScanResult`.
+
+Signed-off-by: oSumAtrIX <johan.melkonyan1@web.de>
+
+# [4.5.0](https://github.com/revanced/revanced-patcher/compare/v4.4.2...v4.5.0) (2022-09-20)
+
+
+### Features
+
+* section `acknowledgements` for issue templates ([a0cb449](https://github.com/revanced/revanced-patcher/commit/a0cb449c60310917141e2809abaa16b4174dc002))
+
+## [4.4.2](https://github.com/revanced/revanced-patcher/compare/v4.4.1...v4.4.2) (2022-09-18)
+
+
+### Bug Fixes
+
+* **fingerprint:** do not throw on `MethodFingerprint.result` getter ([2f7e62e](https://github.com/revanced/revanced-patcher/commit/2f7e62ef65422f2c75ef8b09b9cd27076e172b30))
+
+
+### Performance Improvements
+
+* **fingerprint:** do not resolve already resolved fingerprints ([4bfd7eb](https://github.com/revanced/revanced-patcher/commit/4bfd7ebff8b6623b0da4a46d6048bed08c5070d4))
+
+## [4.4.1](https://github.com/revanced/revanced-patcher/compare/v4.4.0...v4.4.1) (2022-09-14)
+
+
+### Bug Fixes
+
+* compare any methods parameters ([#101](https://github.com/revanced/revanced-patcher/issues/101)) ([085a3a4](https://github.com/revanced/revanced-patcher/commit/085a3a479d7bd411dcb0492b283daca538c824a1))
+
+# [4.4.0](https://github.com/revanced/revanced-patcher/compare/v4.3.0...v4.4.0) (2022-09-09)
+
+
+### Features
+
+* add PathOption back ([172655b](https://github.com/revanced/revanced-patcher/commit/172655bde06efdb0955431b44d269e6a64fe317a))
+
+# [4.3.0](https://github.com/revanced/revanced-patcher/compare/v4.2.3...v4.3.0) (2022-09-09)
+
+
+### Features
+
+* improved Patch Options ([e722e3f](https://github.com/revanced/revanced-patcher/commit/e722e3f4f9dc64acf53595802a0a83cf46ee96b8))
+
+## [4.2.3](https://github.com/revanced/revanced-patcher/compare/v4.2.2...v4.2.3) (2022-09-08)
+
+
+### Bug Fixes
+
+* wrong value for iterator in PatchOptions ([e31ac1f](https://github.com/revanced/revanced-patcher/commit/e31ac1f132df56ba7d2f8446d289ae03ef28f67d))
+
+## [4.2.2](https://github.com/revanced/revanced-patcher/compare/v4.2.1...v4.2.2) (2022-09-08)
+
+
+### Bug Fixes
+
+* invalid type propagation in options ([b873228](https://github.com/revanced/revanced-patcher/commit/b873228ef0a9e6e431a4278c979caa5fcc508e0d)), closes [#98](https://github.com/revanced/revanced-patcher/issues/98)
+
+## [4.2.1](https://github.com/revanced/revanced-patcher/compare/v4.2.0...v4.2.1) (2022-09-08)
+
+
+### Bug Fixes
+
+* make patcher version public ([76c45dd](https://github.com/revanced/revanced-patcher/commit/76c45dd7c1ffdca57e30ae7109c9fe0e5768f877))
+
+# [4.2.0](https://github.com/revanced/revanced-patcher/compare/v4.1.5...v4.2.0) (2022-09-08)
+
+
+### Bug Fixes
+
+* remove repeatable from PatchDeprecated ([6e73631](https://github.com/revanced/revanced-patcher/commit/6e73631d4d21e5e862f07ed7517244f36394e5ca))
+
+
+### Features
+
+* SincePatcher annotation ([25f74dc](https://github.com/revanced/revanced-patcher/commit/25f74dc5e9ed1a09258345b920d4f5a0dd7da527))
+
+## [4.1.5](https://github.com/revanced/revanced-patcher/compare/v4.1.4...v4.1.5) (2022-09-08)
+
+
+### Bug Fixes
+
+* broken deprecation message ([62aa295](https://github.com/revanced/revanced-patcher/commit/62aa295e7372014238415af36d902a4e88e2acbc))
+
+## [4.1.4](https://github.com/revanced/revanced-patcher/compare/v4.1.3...v4.1.4) (2022-09-08)
+
+
+### Bug Fixes
+
+* handle option types and nulls properly ([aff4968](https://github.com/revanced/revanced-patcher/commit/aff4968e6f67239afa3b5c02cc133a17d9c3cbeb))
+
+## [4.1.3](https://github.com/revanced/revanced-patcher/compare/v4.1.2...v4.1.3) (2022-09-07)
+
+
+### Bug Fixes
+
+* only run list option check if not null ([4055939](https://github.com/revanced/revanced-patcher/commit/4055939c089e3c396c308c980215d93a1dea5954))
+
+## [4.1.2](https://github.com/revanced/revanced-patcher/compare/v4.1.1...v4.1.2) (2022-09-07)
+
+
+### Bug Fixes
+
+* invalid types for example options ([79f91e0](https://github.com/revanced/revanced-patcher/commit/79f91e0e5a6d99828f30aae55339ce0d897394c7))
+
+## [4.1.1](https://github.com/revanced/revanced-patcher/compare/v4.1.0...v4.1.1) (2022-09-07)
+
+
+### Bug Fixes
+
+* handle private companion objects ([ad3d332](https://github.com/revanced/revanced-patcher/commit/ad3d332e27d07e9d074bbaaf51af7eb2f9bfc7d5))
+
+# [4.1.0](https://github.com/revanced/revanced-patcher/compare/v4.0.0...v4.1.0) (2022-09-07)
+
+
+### Features
+
+* deprecation for patches ([80c2e80](https://github.com/revanced/revanced-patcher/commit/80c2e809251cdb04d2dd3b3bfdbb8844bdfa31fa))
+
+# [4.0.0](https://github.com/revanced/revanced-patcher/compare/v3.5.1...v4.0.0) (2022-09-07)
+
+
+### Code Refactoring
+
+* Improve Patch Options ([6b909c1](https://github.com/revanced/revanced-patcher/commit/6b909c1ee6b8c2ea08bbca059df755e2e5f31656))
+
+
+### BREAKING CHANGES
+
+* Options has been moved from Patch to a new interface called OptionsContainer and are now handled entirely different. Make sure to check the examples to understand how it works.
+
+## [3.5.1](https://github.com/revanced/revanced-patcher/compare/v3.5.0...v3.5.1) (2022-09-06)
+
+
+### Bug Fixes
+
+* add tests for PathOption ([d6308e1](https://github.com/revanced/revanced-patcher/commit/d6308e126c6217b098192c51b6e98bc85a8656bd))
+* PathOption should be open, not sealed ([a562e47](https://github.com/revanced/revanced-patcher/commit/a562e476c085841efbc7ee98b01d8e6bb18ed757))
+* typo in ListOption ([3921648](https://github.com/revanced/revanced-patcher/commit/392164862c83d6e76b2a2113d6f6d59fef0020d1))
+
+
+### Performance Improvements
+
+* make exception an object ([75d2be8](https://github.com/revanced/revanced-patcher/commit/75d2be88037c9cf5436ab69d92abea575409a865))
+
+# [3.5.0](https://github.com/revanced/revanced-patcher/compare/v3.4.1...v3.5.0) (2022-09-05)
+
+
+### Features
+
+* default value for `Package.versions` annotation parameter ([131dedd](https://github.com/revanced/revanced-patcher/commit/131dedd4b021fe1c3b0be49ccba4764b325770ea))
+
+## [3.4.1](https://github.com/revanced/revanced-patcher/compare/v3.4.0...v3.4.1) (2022-09-03)
+
+
+### Bug Fixes
+
+* remove default param from Package.versions ([4b81318](https://github.com/revanced/revanced-patcher/commit/4b813187107e85dc267dbc2d353884b2cc671cc4))
+
 # [3.4.0](https://github.com/revanced/revanced-patcher/compare/v3.3.3...v3.4.0) (2022-08-31)
 
 

build.gradle.kts

@@ -24,8 +24,9 @@ dependencies {
     implementation("xpp3:xpp3:1.1.4c")
     implementation("org.smali:smali:2.5.2")
     implementation("app.revanced:multidexlib2:2.5.2.r2")
-    implementation("org.apktool:apktool-lib:2.7.0-SNAPSHOT")
+    implementation("org.apktool:apktool-lib:2.8.1-SNAPSHOT")
 
+    implementation(kotlin("reflect"))
     testImplementation(kotlin("test"))
 }
 
@@ -36,6 +37,9 @@ tasks {
             events("PASSED", "SKIPPED", "FAILED")
         }
     }
+    processResources {
+        expand("projectVersion" to project.version)
+    }
 }
 
 java {

gradle.properties

@@ -1,2 +1,2 @@
 kotlin.code.style = official
-version = 3.4.0
+version = 6.3.2

package.json

@@ -0,0 +1,8 @@
+{
+  "devDependencies": {
+    "@semantic-release/changelog": "^6.0.2",
+    "@semantic-release/git": "^10.0.1",
+    "gradle-semantic-release-plugin": "^1.7.4",
+    "semantic-release": "^19.0.5"
+  }
+}

src/main/kotlin/app/revanced/patcher/Patcher.kt

@@ -1,19 +1,18 @@
 package app.revanced.patcher
 
-import app.revanced.patcher.data.Data
-import app.revanced.patcher.data.PackageMetadata
-import app.revanced.patcher.data.impl.findIndexed
+import app.revanced.patcher.data.Context
+import app.revanced.patcher.data.findIndexed
 import app.revanced.patcher.extensions.PatchExtensions.dependencies
 import app.revanced.patcher.extensions.PatchExtensions.patchName
 import app.revanced.patcher.extensions.nullOutputStream
-import app.revanced.patcher.fingerprint.method.utils.MethodFingerprintUtils.resolve
-import app.revanced.patcher.patch.Patch
-import app.revanced.patcher.patch.PatchResult
-import app.revanced.patcher.patch.PatchResultError
-import app.revanced.patcher.patch.PatchResultSuccess
-import app.revanced.patcher.patch.impl.BytecodePatch
-import app.revanced.patcher.patch.impl.ResourcePatch
-import app.revanced.patcher.util.ListBackedSet
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint.Companion.resolve
+import app.revanced.patcher.patch.*
+import app.revanced.patcher.util.TypeUtil.traverseClassHierarchy
+import app.revanced.patcher.util.VersionReader
+import app.revanced.patcher.util.proxy.mutableTypes.MutableClass
+import app.revanced.patcher.util.proxy.mutableTypes.MutableClass.Companion.toMutable
+import app.revanced.patcher.util.proxy.mutableTypes.MutableField.Companion.toMutable
+import app.revanced.patcher.util.proxy.mutableTypes.MutableMethod.Companion.toMutable
 import brut.androlib.Androlib
 import brut.androlib.meta.UsesFramework
 import brut.androlib.options.BuildOptions
@@ -27,15 +26,16 @@ import brut.directory.ExtFile
 import lanchon.multidexlib2.BasicDexFileNamer
 import lanchon.multidexlib2.DexIO
 import lanchon.multidexlib2.MultiDexIO
+import org.jf.dexlib2.AccessFlags
 import org.jf.dexlib2.Opcodes
 import org.jf.dexlib2.iface.ClassDef
 import org.jf.dexlib2.iface.DexFile
+import org.jf.dexlib2.util.MethodUtil
 import org.jf.dexlib2.writer.io.MemoryDataStore
-import java.io.Closeable
 import java.io.File
 import java.nio.file.Files
 
-val NAMER = BasicDexFileNamer()
+private val NAMER = BasicDexFileNamer()
 
 /**
  * The ReVanced Patcher.
@@ -44,118 +44,148 @@ val NAMER = BasicDexFileNamer()
 class Patcher(private val options: PatcherOptions) {
     private val logger = options.logger
     private val opcodes: Opcodes
+    private var resourceDecodingMode = ResourceDecodingMode.MANIFEST_ONLY
+    val context: PatcherContext
 
-    val data: PatcherData
+    companion object {
+        @JvmStatic
+        val version = VersionReader.read()
+        private fun BuildOptions.setBuildOptions(options: PatcherOptions) {
+            this.aaptPath = options.aaptPath
+            this.useAapt2 = true
+            this.frameworkFolderLocation = options.frameworkFolderLocation
+        }
+    }
 
     init {
-        val extInputFile = ExtFile(options.inputFile)
-        try {
-            val outDir = File(options.resourceCacheDirectory)
-            if (outDir.exists()) {
-                logger.info("Deleting existing resource cache directory")
-                outDir.deleteRecursively()
-            }
-            outDir.mkdirs()
+        logger.info("Reading dex files")
+        // read dex files
+        val dexFile = MultiDexIO.readDexFile(true, options.inputFile, NAMER, null, null)
+        // get the opcodes
+        opcodes = dexFile.opcodes
+        // finally create patcher context
+        context = PatcherContext(dexFile.classes.toMutableList(), File(options.resourceCacheDirectory))
 
-            val androlib = Androlib(BuildOptions().also { it.setBuildOptions(options) })
-            val resourceTable = androlib.getResTable(extInputFile, true)
-
-            val packageMetadata = PackageMetadata()
-
-            if (options.patchResources) {
-                logger.info("Decoding resources")
-
-                // decode resources to cache directory
-                androlib.decodeManifestWithResources(extInputFile, outDir, resourceTable)
-                androlib.decodeResourcesFull(extInputFile, outDir, resourceTable)
-
-                // read additional metadata from the resource table
-                packageMetadata.metaInfo.usesFramework = UsesFramework().also { framework ->
-                    framework.ids = resourceTable.listFramePackages().map { it.id }.sorted()
-                }
-
-                packageMetadata.metaInfo.doNotCompress = buildList {
-                    androlib.recordUncompressedFiles(extInputFile, this)
-                }
-
-            } else {
-                logger.info("Only decoding AndroidManifest.xml because resource patching is disabled")
-
-                // create decoder for the resource table
-                val decoder = ResAttrDecoder()
-                decoder.currentPackage = ResPackage(resourceTable, 0, null)
-
-                // create xml parser with the decoder
-                val axmlParser = AXmlResourceParser()
-                axmlParser.attrDecoder = decoder
-
-                // parse package information with the decoder and parser which will set required values in the resource table
-                // instead of decodeManifest another more low level solution can be created to make it faster/better
-                XmlPullStreamDecoder(
-                    axmlParser, AndrolibResources().resXmlSerializer
-                ).decodeManifest(
-                    extInputFile.directory.getFileInput("AndroidManifest.xml"), nullOutputStream
-                )
-            }
-
-            packageMetadata.packageName = resourceTable.currentResPackage.name
-            packageMetadata.packageVersion = resourceTable.versionInfo.versionName
-            packageMetadata.metaInfo.versionInfo = resourceTable.versionInfo
-            packageMetadata.metaInfo.sdkInfo = resourceTable.sdkInfo
-
-            logger.info("Reading dex files")
-
-            // read dex files
-            val dexFile = MultiDexIO.readDexFile(true, options.inputFile, NAMER, null, null)
-            // get the opcodes
-            opcodes = dexFile.opcodes
-
-            // finally create patcher data
-            data = PatcherData(
-                dexFile.classes.toMutableList(), options.resourceCacheDirectory, packageMetadata
-            )
-        } finally {
-            extInputFile.close()
-        }
+        // decode manifest file
+        decodeResources(ResourceDecodingMode.MANIFEST_ONLY)
     }
 
     /**
      * Add additional dex file container to the patcher.
      * @param files The dex file containers to add to the patcher.
-     * @param allowedOverwrites A list of class types that are allowed to be overwritten.
-     * @param throwOnDuplicates If this is set to true, the patcher will throw an exception if a duplicate class has been found.
+     * @param process The callback for [files] which are being added.
      */
     fun addFiles(
         files: List<File>,
-        allowedOverwrites: Iterable<String> = emptyList(),
-        throwOnDuplicates: Boolean = false,
-        callback: (File) -> Unit
+        process: (File) -> Unit
     ) {
-        for (file in files) {
-            var modified = false
-            for (classDef in MultiDexIO.readDexFile(true, file, NAMER, null, null).classes) {
-                val type = classDef.type
+        with(context.bytecodeContext.classes) {
+            for (file in files) {
+                process(file)
+                for (classDef in MultiDexIO.readDexFile(true, file, NAMER, null, null).classes) {
+                    val type = classDef.type
 
-                val existingClass = data.bytecodeData.classes.internalClasses.findIndexed { it.type == type }
-                if (existingClass == null) {
-                    if (throwOnDuplicates) throw Exception("Class $type has already been added to the patcher")
+                    val result = classes.findIndexed { it.type == type }
+                    if (result == null) {
+                        logger.trace("Merging type $type")
+                        classes.add(classDef)
+                    } else {
+                        val (existingClass, existingClassIndex) = result
 
-                    logger.trace("Merging $type")
-                    data.bytecodeData.classes.internalClasses.add(classDef)
-                    modified = true
+                        logger.trace("Type $type exists. Adding missing methods and fields.")
 
-                    continue
+                        /**
+                         * Add missing fields and methods from [from].
+                         *
+                         * @param from The class to add methods and fields from.
+                         */
+                        fun ClassDef.addMissingFrom(from: ClassDef) {
+                            var changed = false
+                            fun <T> ClassDef.transformClass(transform: (MutableClass) -> T): T {
+                                fun toMutableClass() =
+                                    if (this@transformClass is MutableClass) this else this.toMutable()
+                                return transform(toMutableClass())
+                            }
+
+                            /**
+                             * Check if the [AccessFlags.PUBLIC] flag is set.
+                             *
+                             * @return True, if the flag is set.
+                             */
+                            fun Int.isPublic() = AccessFlags.PUBLIC.isSet(this)
+
+                            /**
+                             * Make a class and its super class public recursively.
+                             */
+                            fun MutableClass.publicize() {
+                                context.bytecodeContext.traverseClassHierarchy(this) {
+                                    if (accessFlags.isPublic()) return@traverseClassHierarchy
+
+                                    accessFlags = accessFlags.or(AccessFlags.PUBLIC.value)
+                                }
+                            }
+
+                            /**
+                             * Add missing methods to the class, considering to publicise the [ClassDef] if necessary.
+                             */
+                            fun ClassDef.addMissingMethods(): ClassDef {
+                                fun getMissingMethods() = from.methods.filterNot {
+                                    this@addMissingMethods.methods.any { original ->
+                                        MethodUtil.methodSignaturesMatch(original, it)
+                                    }
+                                }
+
+                                return getMissingMethods()
+                                    .apply {
+                                        if (isEmpty()) return@addMissingMethods this@addMissingMethods else changed =
+                                            true
+                                    }
+                                    .map { it.toMutable() }
+                                    .let { missingMethods ->
+                                        this@addMissingMethods.transformClass { classDef ->
+                                            classDef.apply {
+                                                // make sure the class is public, if the class contains public methods
+                                                if (missingMethods.any { it.accessFlags.isPublic() })
+                                                    classDef.publicize()
+
+                                                methods.addAll(missingMethods)
+                                            }
+                                        }
+                                    }
+                            }
+
+                            /**
+                             * Add missing fields to the class, considering to publicise the [ClassDef] if necessary.
+                             */
+                            fun ClassDef.addMissingFields(): ClassDef {
+                                fun getMissingFields() = from.fields.filterNot {
+                                    this@addMissingFields.fields.any { original -> original.name == it.name }
+                                }
+
+                                return getMissingFields()
+                                    .apply {
+                                        if (isEmpty()) return@addMissingFields this@addMissingFields else changed = true
+                                    }
+                                    .map { it.toMutable() }
+                                    .let { missingFields ->
+                                        this@addMissingFields.transformClass { classDef ->
+                                            // make sure the class is public, if the class contains public fields
+                                            if (missingFields.any { it.accessFlags.isPublic() })
+                                                classDef.publicize()
+
+                                            classDef.apply { fields.addAll(missingFields) }
+                                        }
+                                    }
+                            }
+
+                            classes[existingClassIndex] = addMissingMethods().addMissingFields()
+                                .apply { if (!changed) return }
+                        }
+
+                        existingClass.addMissingFrom(classDef)
+                    }
                 }
-
-                if (!allowedOverwrites.contains(type)) continue
-
-                logger.trace("Overwriting $type")
-
-                val index = existingClass.second
-                data.bytecodeData.classes.internalClasses[index] = classDef
-                modified = true
             }
-            if (modified) callback(file)
         }
     }
 
@@ -163,64 +193,62 @@ class Patcher(private val options: PatcherOptions) {
      * Save the patched dex file.
      */
     fun save(): PatcherResult {
-        val packageMetadata = data.packageMetadata
+        val packageMetadata = context.packageMetadata
         val metaInfo = packageMetadata.metaInfo
         var resourceFile: File? = null
 
-        if (options.patchResources) {
-            val cacheDirectory = ExtFile(options.resourceCacheDirectory)
-            try {
-                val androlibResources = AndrolibResources().also { resources ->
-                    resources.buildOptions = BuildOptions().also { buildOptions ->
-                        buildOptions.setBuildOptions(options)
-                        buildOptions.isFramework = metaInfo.isFrameworkApk
-                        buildOptions.resourcesAreCompressed = metaInfo.compressionType
-                        buildOptions.doNotCompress = metaInfo.doNotCompress
+        when (resourceDecodingMode) {
+            ResourceDecodingMode.FULL -> {
+                val cacheDirectory = ExtFile(options.resourceCacheDirectory)
+                try {
+                    val androlibResources = AndrolibResources().also { resources ->
+                        resources.buildOptions = BuildOptions().also { buildOptions ->
+                            buildOptions.setBuildOptions(options)
+                            buildOptions.isFramework = metaInfo.isFrameworkApk
+                            buildOptions.resourcesAreCompressed = metaInfo.compressionType
+                            buildOptions.doNotCompress = metaInfo.doNotCompress
+                        }
+
+                        resources.setSdkInfo(metaInfo.sdkInfo)
+                        resources.setVersionInfo(metaInfo.versionInfo)
+                        resources.setSharedLibrary(metaInfo.sharedLibrary)
+                        resources.setSparseResources(metaInfo.sparseResources)
                     }
 
-                    resources.setSdkInfo(metaInfo.sdkInfo)
-                    resources.setVersionInfo(metaInfo.versionInfo)
-                    resources.setSharedLibrary(metaInfo.sharedLibrary)
-                    resources.setSparseResources(metaInfo.sparseResources)
-                }
+                    val manifestFile = cacheDirectory.resolve("AndroidManifest.xml")
 
-                val manifestFile = cacheDirectory.resolve("AndroidManifest.xml")
+                    ResXmlPatcher.fixingPublicAttrsInProviderAttributes(manifestFile)
 
-                ResXmlPatcher.fixingPublicAttrsInProviderAttributes(manifestFile)
+                    val aaptFile = cacheDirectory.resolve("aapt_temp_file")
 
-                val aaptFile = cacheDirectory.resolve("aapt_temp_file")
+                    // delete if it exists
+                    Files.deleteIfExists(aaptFile.toPath())
 
-                // delete if it exists
-                Files.deleteIfExists(aaptFile.toPath())
+                    val resDirectory = cacheDirectory.resolve("res")
+                    val includedFiles = metaInfo.usesFramework.ids.map { id ->
+                        androlibResources.getFrameworkApk(
+                            id, metaInfo.usesFramework.tag
+                        )
+                    }.toTypedArray()
 
-                val resDirectory = cacheDirectory.resolve("res")
-                val includedFiles = metaInfo.usesFramework.ids.map { id ->
-                    androlibResources.getFrameworkApk(
-                        id, metaInfo.usesFramework.tag
+                    logger.info("Compiling resources")
+                    androlibResources.aaptPackage(
+                        aaptFile, manifestFile, resDirectory, null, null, includedFiles
                     )
-                }.toTypedArray()
 
-                logger.info("Compiling resources")
-                androlibResources.aaptPackage(
-                    aaptFile, manifestFile, resDirectory, null, null, includedFiles
-                )
-
-                resourceFile = aaptFile
-            } finally {
-                cacheDirectory.close()
+                    resourceFile = aaptFile
+                } finally {
+                    cacheDirectory.close()
+                }
             }
+
+            else -> logger.info("Not compiling resources because resource patching is not required")
         }
 
         logger.trace("Creating new dex file")
         val newDexFile = object : DexFile {
-            override fun getClasses(): Set<ClassDef> {
-                data.bytecodeData.classes.applyProxies()
-                return ListBackedSet(data.bytecodeData.classes.internalClasses)
-            }
-
-            override fun getOpcodes(): Opcodes {
-                return this@Patcher.opcodes
-            }
+            override fun getClasses() = context.bytecodeContext.classes.also { it.replaceClasses() }
+            override fun getOpcodes() = this@Patcher.opcodes
         }
 
         // write modified dex files
@@ -234,7 +262,9 @@ class Patcher(private val options: PatcherOptions) {
         return PatcherResult(
             dexFiles.map {
                 app.revanced.patcher.util.dex.DexFile(it.key, it.value.readAt(0))
-            }, metaInfo.doNotCompress?.toList(), resourceFile
+            },
+            metaInfo.doNotCompress?.toList(),
+            resourceFile
         )
     }
 
@@ -242,118 +272,216 @@ class Patcher(private val options: PatcherOptions) {
      * Add [Patch]es to the patcher.
      * @param patches [Patch]es The patches to add.
      */
-    fun addPatches(patches: Iterable<Class<out Patch<Data>>>) {
-        data.patches.addAll(patches)
+    fun addPatches(patches: Iterable<Class<out Patch<Context>>>) {
+        /**
+         * Fill the cache with the instances of the [Patch]es for later use.
+         * Note: Dependencies of the [Patch] will be cached as well.
+         */
+        fun Class<out Patch<Context>>.isResource() {
+            this.also {
+                if (!ResourcePatch::class.java.isAssignableFrom(it)) return@also
+                // set the mode to decode all resources before running the patches
+                resourceDecodingMode = ResourceDecodingMode.FULL
+            }.dependencies?.forEach { it.java.isResource() }
+        }
+
+        context.patches.addAll(patches.onEach(Class<out Patch<Context>>::isResource))
     }
 
     /**
-     * Apply a [patch] and its dependencies recursively.
-     * @param patch The [patch] to apply.
-     * @param appliedPatches A map of [patch]es paired to a boolean indicating their success, to prevent infinite recursion.
-     * @return The result of executing the [patch].
+     * Decode resources for the patcher.
+     *
+     * @param mode The [ResourceDecodingMode] to use when decoding.
      */
-    private fun applyPatch(
-        patch: Class<out Patch<Data>>,
-        appliedPatches: LinkedHashMap<String, AppliedPatch>
-    ): PatchResult {
-        val patchName = patch.patchName
+    private fun decodeResources(mode: ResourceDecodingMode) {
+        val extInputFile = ExtFile(options.inputFile)
+        try {
+            val androlib = Androlib(BuildOptions().also { it.setBuildOptions(options) })
+            val resourceTable = androlib.getResTable(extInputFile, true)
+            when (mode) {
+                ResourceDecodingMode.FULL -> {
+                    val outDir = File(options.resourceCacheDirectory)
+                    if (outDir.exists()) {
+                        logger.info("Deleting existing resource cache directory")
+                        if (!outDir.deleteRecursively()) {
+                            logger.error("Failed to delete existing resource cache directory")
+                        }
+                    }
+                    outDir.mkdirs()
 
-        // if the patch has already applied silently skip it
-        if (appliedPatches.contains(patchName)) {
-            if (!appliedPatches[patchName]!!.success)
-                return PatchResultError("'$patchName' did not succeed previously")
+                    logger.info("Decoding resources")
 
-            logger.trace("Skipping '$patchName' because it has already been applied")
+                    // decode resources to cache directory
+                    androlib.decodeManifestWithResources(extInputFile, outDir, resourceTable)
+                    androlib.decodeResourcesFull(extInputFile, outDir, resourceTable)
 
-            return PatchResultSuccess()
-        }
+                    // read additional metadata from the resource table
+                    context.packageMetadata.let { metadata ->
+                        metadata.metaInfo.usesFramework = UsesFramework().also { framework ->
+                            framework.ids = resourceTable.listFramePackages().map { it.id }.sorted()
+                        }
 
-        // recursively apply all dependency patches
-        patch.dependencies?.forEach {
-            val patchDependency = it.java
+                        // read files to not compress
+                        metadata.metaInfo.doNotCompress = buildList {
+                            androlib.recordUncompressedFiles(extInputFile, this)
+                        }
+                    }
 
-            val result = applyPatch(patchDependency, appliedPatches)
+                }
 
-            if (result.isSuccess()) return@forEach
+                ResourceDecodingMode.MANIFEST_ONLY -> {
+                    logger.info("Decoding AndroidManifest.xml only, because resources are not needed")
 
-            val error = result.error()!!
-            val errorMessage = error.cause ?: error.message
-            return PatchResultError("'$patchName' depends on '${patchDependency.patchName}' but the following error was raised: $errorMessage")
-        }
+                    // create decoder for the resource table
+                    val decoder = ResAttrDecoder()
+                    decoder.currentPackage = ResPackage(resourceTable, 0, null)
 
-        val patchInstance = patch.getDeclaredConstructor().newInstance()
+                    // create xml parser with the decoder
+                    val axmlParser = AXmlResourceParser()
+                    axmlParser.attrDecoder = decoder
 
-        // if the current patch is a resource patch but resource patching is disabled, return an error
-        val isResourcePatch = patchInstance is ResourcePatch
-        if (!options.patchResources && isResourcePatch) {
-            return PatchResultError("'$patchName' is a resource patch, but resource patching is disabled")
-        }
+                    // parse package information with the decoder and parser which will set required values in the resource table
+                    // instead of decodeManifest another more low level solution can be created to make it faster/better
+                    XmlPullStreamDecoder(
+                        axmlParser, AndrolibResources().resXmlSerializer
+                    ).decodeManifest(
+                        extInputFile.directory.getFileInput("AndroidManifest.xml"), nullOutputStream
+                    )
+                }
+            }
 
-        // TODO: find a solution for this
-        val data = if (isResourcePatch) {
-            data.resourceData
-        } else {
-            val bytecodeData = data.bytecodeData
-            (patchInstance as BytecodePatch).fingerprints?.resolve(bytecodeData, bytecodeData.classes.internalClasses)
-            bytecodeData
-        }
-
-        logger.trace("Executing '$patchName' of type: ${if (isResourcePatch) "resource" else "bytecode"}")
-
-        return try {
-            val result = patchInstance.execute(data)
-            appliedPatches[patchName] = AppliedPatch(patchInstance, result.isSuccess())
-            result
-        } catch (e: Exception) {
-            appliedPatches[patchName] = AppliedPatch(patchInstance, false)
-            PatchResultError(e)
+            // read of the resourceTable which is created by reading the manifest file
+            context.packageMetadata.let { metadata ->
+                metadata.packageName = resourceTable.currentResPackage.name
+                metadata.packageVersion = resourceTable.versionInfo.versionName
+                metadata.metaInfo.versionInfo = resourceTable.versionInfo
+                metadata.metaInfo.sdkInfo = resourceTable.sdkInfo
+            }
+        } finally {
+            extInputFile.close()
         }
     }
 
     /**
-     * Apply patches loaded into the patcher.
+     * Execute patches added the patcher.
+     *
      * @param stopOnError If true, the patches will stop on the first error.
      * @return A pair of the name of the [Patch] and its [PatchResult].
      */
-    fun applyPatches(stopOnError: Boolean = false) = sequence {
-        logger.trace("Applying all patches")
+    fun executePatches(stopOnError: Boolean = false): Sequence<Pair<String, Result<PatchResultSuccess>>> {
+        /**
+         * Execute a [Patch] and its dependencies recursively.
+         *
+         * @param patchClass The [Patch] to execute.
+         * @param executedPatches A map of [Patch]es paired to a boolean indicating their success, to prevent infinite recursion.
+         * @return The result of executing the [Patch].
+         */
+        fun executePatch(
+            patchClass: Class<out Patch<Context>>,
+            executedPatches: LinkedHashMap<String, ExecutedPatch>
+        ): PatchResult {
+            val patchName = patchClass.patchName
 
-        val appliedPatches = LinkedHashMap<String, AppliedPatch>() // first is name
+            // if the patch has already applied silently skip it
+            if (executedPatches.contains(patchName)) {
+                if (!executedPatches[patchName]!!.success)
+                    return PatchResultError("'$patchName' did not succeed previously")
 
-        try {
-            for (patch in data.patches) {
-                val patchResult = applyPatch(patch, appliedPatches)
+                logger.trace("Skipping '$patchName' because it has already been applied")
 
-                val result = if (patchResult.isSuccess()) {
-                    Result.success(patchResult.success()!!)
-                } else {
-                    Result.failure(patchResult.error()!!)
-                }
-
-                yield(patch.patchName to result)
-                if (stopOnError && patchResult.isError()) break
+                return PatchResultSuccess()
             }
-        } finally {
-            // close all closeable patches in order
-            for ((patch, _) in appliedPatches.values.reversed()) {
-                if (patch !is Closeable) continue
 
-                patch.close()
+            // recursively execute all dependency patches
+            patchClass.dependencies?.forEach { dependencyClass ->
+                val dependency = dependencyClass.java
+
+                val result = executePatch(dependency, executedPatches)
+                if (result.isSuccess()) return@forEach
+
+                return PatchResultError(
+                    "'$patchName' depends on '${dependency.patchName}' but the following error was raised: " +
+                            result.error()!!.let { it.cause?.stackTraceToString() ?: it.message }
+                )
+            }
+
+            val isResourcePatch = ResourcePatch::class.java.isAssignableFrom(patchClass)
+            val patchInstance = patchClass.getDeclaredConstructor().newInstance()
+
+            // TODO: implement this in a more polymorphic way
+            val patchContext = if (isResourcePatch) {
+                context.resourceContext
+            } else {
+                context.bytecodeContext.also { context ->
+                    (patchInstance as BytecodePatch).fingerprints?.resolve(
+                        context,
+                        context.classes.classes
+                    )
+                }
+            }
+
+            logger.trace("Executing '$patchName' of type: ${if (isResourcePatch) "resource" else "bytecode"}")
+
+            return try {
+                patchInstance.execute(patchContext).also {
+                    executedPatches[patchName] = ExecutedPatch(patchInstance, it.isSuccess())
+                }
+            } catch (e: Exception) {
+                PatchResultError(e).also {
+                    executedPatches[patchName] = ExecutedPatch(patchInstance, false)
+                }
             }
         }
+
+        return sequence {
+            // prevent from decoding the manifest twice if it is not needed
+            if (resourceDecodingMode == ResourceDecodingMode.FULL) decodeResources(ResourceDecodingMode.FULL)
+
+            logger.trace("Executing all patches")
+
+            val executedPatches = LinkedHashMap<String, ExecutedPatch>() // first is name
+
+            try {
+                context.patches.forEach { patch ->
+                    val patchResult = executePatch(patch, executedPatches)
+
+                    val result = if (patchResult.isSuccess()) {
+                        Result.success(patchResult.success()!!)
+                    } else {
+                        Result.failure(patchResult.error()!!)
+                    }
+
+                    yield(patch.patchName to result)
+                    if (stopOnError && patchResult.isError()) return@sequence
+                }
+            } finally {
+                executedPatches.values.reversed().forEach { (patch, _) ->
+                    patch.close()
+                }
+            }
+        }
+    }
+
+    /**
+     * The type of decoding the resources.
+     */
+    private enum class ResourceDecodingMode {
+        /**
+         * Decode all resources.
+         */
+        FULL,
+
+        /**
+         * Decode the manifest file only.
+         */
+        MANIFEST_ONLY,
     }
 }
 
 /**
- * A result of applying a [Patch].
+ * A result of executing a [Patch].
  *
  * @param patchInstance The instance of the [Patch] that was applied.
  * @param success The result of the [Patch].
  */
-internal data class AppliedPatch(val patchInstance: Patch<Data>, val success: Boolean)
-
-private fun BuildOptions.setBuildOptions(options: PatcherOptions) {
-    this.aaptPath = options.aaptPath
-    this.useAapt2 = true
-    this.frameworkFolderLocation = options.frameworkFolderLocation
-}
+internal data class ExecutedPatch(val patchInstance: Patch<Context>, val success: Boolean)

src/main/kotlin/app/revanced/patcher/PatcherContext.kt

@@ -0,0 +1,19 @@
+package app.revanced.patcher
+
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.data.Context
+import app.revanced.patcher.data.PackageMetadata
+import app.revanced.patcher.data.ResourceContext
+import app.revanced.patcher.patch.Patch
+import org.jf.dexlib2.iface.ClassDef
+import java.io.File
+
+data class PatcherContext(
+    val classes: MutableList<ClassDef>,
+    val resourceCacheDirectory: File,
+) {
+    val packageMetadata = PackageMetadata()
+    internal val patches = mutableListOf<Class<out Patch<Context>>>()
+    internal val bytecodeContext = BytecodeContext(classes)
+    internal val resourceContext = ResourceContext(resourceCacheDirectory)
+}

src/main/kotlin/app/revanced/patcher/PatcherData.kt

@@ -1,19 +0,0 @@
-package app.revanced.patcher
-
-import app.revanced.patcher.data.Data
-import app.revanced.patcher.data.PackageMetadata
-import app.revanced.patcher.data.impl.BytecodeData
-import app.revanced.patcher.data.impl.ResourceData
-import app.revanced.patcher.patch.Patch
-import org.jf.dexlib2.iface.ClassDef
-import java.io.File
-
-data class PatcherData(
-    internal val internalClasses: MutableList<ClassDef>,
-    internal val resourceCacheDirectory: String,
-    val packageMetadata: PackageMetadata
-) {
-    internal val patches = mutableListOf<Class<out Patch<Data>>>()
-    internal val bytecodeData = BytecodeData(internalClasses)
-    internal val resourceData = ResourceData(File(resourceCacheDirectory))
-}

src/main/kotlin/app/revanced/patcher/PatcherOptions.kt

@@ -8,7 +8,6 @@ import java.io.File
  * Options for the [Patcher].
  * @param inputFile The input file (usually an apk file).
  * @param resourceCacheDirectory Directory to cache resources.
- * @param patchResources Weather to use the resource patcher. Resources will still need to be decoded.
  * @param aaptPath Optional path to a custom aapt binary.
  * @param frameworkFolderLocation Optional path to a custom framework folder.
  * @param logger Custom logger implementation for the [Patcher].
@@ -16,7 +15,6 @@ import java.io.File
 data class PatcherOptions(
     internal val inputFile: File,
     internal val resourceCacheDirectory: String,
-    internal val patchResources: Boolean = false,
     internal val aaptPath: String = "",
     internal val frameworkFolderLocation: String? = null,
     internal val logger: Logger = NopLogger

src/main/kotlin/app/revanced/patcher/annotation/CompatibilityAnnotation.kt

@@ -1,11 +1,10 @@
 package app.revanced.patcher.annotation
 
-import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
 import app.revanced.patcher.patch.Patch
 
 /**
- * Annotation to constrain a [Patch] or [MethodFingerprint] to compatible packages.
- * @param compatiblePackages A list of packages a [Patch] or [MethodFingerprint] is compatible with.
+ * Annotation to constrain a [Patch] to compatible packages.
+ * @param compatiblePackages A list of packages a [Patch] is compatible with.
  */
 @Target(AnnotationTarget.CLASS)
 @Retention(AnnotationRetention.RUNTIME)
@@ -17,7 +16,7 @@ annotation class Compatibility(
 /**
  * Annotation to represent packages a patch can be compatible with.
  * @param name The package identifier name.
- * @param versions The versions of the package the [Patch] or [MethodFingerprint]is compatible with.
+ * @param versions The versions of the package the [Patch] is compatible with.
  */
 @Target()
 @Retention(AnnotationRetention.RUNTIME)
@@ -25,4 +24,4 @@ annotation class Compatibility(
 annotation class Package(
     val name: String,
     val versions: Array<String> = [],
-)
+)

src/main/kotlin/app/revanced/patcher/annotation/MetadataAnnotation.kt

@@ -1,11 +1,10 @@
 package app.revanced.patcher.annotation
 
-import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
 import app.revanced.patcher.patch.Patch
 
 /**
- * Annotation to name a [Patch] or [MethodFingerprint].
- * @param name A suggestive name for the [Patch] or [MethodFingerprint].
+ * Annotation to name a [Patch].
+ * @param name A suggestive name for the [Patch].
  */
 @Target(AnnotationTarget.CLASS)
 @Retention(AnnotationRetention.RUNTIME)
@@ -15,8 +14,8 @@ annotation class Name(
 )
 
 /**
- * Annotation to describe a [Patch] or [MethodFingerprint].
- * @param description A description for the [Patch] or [MethodFingerprint].
+ * Annotation to describe a [Patch].
+ * @param description A description for the [Patch].
  */
 @Target(AnnotationTarget.CLASS)
 @Retention(AnnotationRetention.RUNTIME)
@@ -27,8 +26,8 @@ annotation class Description(
 
 
 /**
- * Annotation to version a [Patch] or [MethodFingerprint].
- * @param version The version of a [Patch] or [MethodFingerprint].
+ * Annotation to version a [Patch].
+ * @param version The version of a [Patch].
  */
 @Target(AnnotationTarget.CLASS)
 @Retention(AnnotationRetention.RUNTIME)

src/main/kotlin/app/revanced/patcher/data/Context.kt

@@ -0,0 +1,181 @@
+package app.revanced.patcher.data
+
+import app.revanced.patcher.util.ProxyBackedClassList
+import app.revanced.patcher.util.method.MethodWalker
+import org.jf.dexlib2.iface.ClassDef
+import org.jf.dexlib2.iface.Method
+import org.w3c.dom.Document
+import java.io.Closeable
+import java.io.File
+import java.io.InputStream
+import java.io.OutputStream
+import javax.xml.parsers.DocumentBuilderFactory
+import javax.xml.transform.TransformerFactory
+import javax.xml.transform.dom.DOMSource
+import javax.xml.transform.stream.StreamResult
+
+/**
+ * A common interface to constrain [Context] to [BytecodeContext] and [ResourceContext].
+ */
+
+sealed interface Context
+
+class BytecodeContext internal constructor(classes: MutableList<ClassDef>) : Context {
+    /**
+     * The list of classes.
+     */
+    val classes = ProxyBackedClassList(classes)
+
+    /**
+     * Find a class by a given class name.
+     *
+     * @param className The name of the class.
+     * @return A proxy for the first class that matches the class name.
+     */
+    fun findClass(className: String) = findClass { it.type.contains(className) }
+
+    /**
+     * Find a class by a given predicate.
+     *
+     * @param predicate A predicate to match the class.
+     * @return A proxy for the first class that matches the predicate.
+     */
+    fun findClass(predicate: (ClassDef) -> Boolean) =
+        // if we already proxied the class matching the predicate...
+        classes.proxies.firstOrNull { predicate(it.immutableClass) } ?:
+        // else resolve the class to a proxy and return it, if the predicate is matching a class
+        classes.find(predicate)?.let { proxy(it) }
+
+    fun proxy(classDef: ClassDef): app.revanced.patcher.util.proxy.ClassProxy {
+        var proxy = this.classes.proxies.find { it.immutableClass.type == classDef.type }
+        if (proxy == null) {
+            proxy = app.revanced.patcher.util.proxy.ClassProxy(classDef)
+            this.classes.add(proxy)
+        }
+        return proxy
+    }
+
+    private companion object {
+        inline fun <reified T> Iterable<T>.find(predicate: (T) -> Boolean): T? {
+            for (element in this) {
+                if (predicate(element)) {
+                    return element
+                }
+            }
+            return null
+        }
+    }
+}
+
+/**
+ * Create a [MethodWalker] instance for the current [BytecodeContext].
+ *
+ * @param startMethod The method to start at.
+ * @return A [MethodWalker] instance.
+ */
+fun BytecodeContext.toMethodWalker(startMethod: Method): MethodWalker {
+    return MethodWalker(this, startMethod)
+}
+
+internal inline fun <T> Iterable<T>.findIndexed(predicate: (T) -> Boolean): Pair<T, Int>? {
+    for ((index, element) in this.withIndex()) {
+        if (predicate(element)) {
+            return element to index
+        }
+    }
+    return null
+}
+
+class ResourceContext internal constructor(private val resourceCacheDirectory: File) : Context, Iterable<File> {
+    val xmlEditor = XmlFileHolder()
+
+    operator fun get(path: String) = resourceCacheDirectory.resolve(path)
+
+    override fun iterator() = resourceCacheDirectory.walkTopDown().iterator()
+
+    inner class XmlFileHolder {
+        operator fun get(inputStream: InputStream) =
+            DomFileEditor(inputStream)
+
+        operator fun get(path: String): DomFileEditor {
+            return DomFileEditor(this@ResourceContext[path])
+        }
+
+    }
+}
+
+/**
+ * Wrapper for a file that can be edited as a dom document.
+ *
+ * This constructor does not check for locks to the file when writing.
+ * Use the secondary constructor.
+ *
+ * @param inputStream the input stream to read the xml file from.
+ * @param outputStream the output stream to write the xml file to. If null, the file will be read only.
+ *
+ */
+class DomFileEditor internal constructor(
+    private val inputStream: InputStream,
+    private val outputStream: Lazy<OutputStream>? = null,
+) : Closeable {
+    // path to the xml file to unlock the resource when closing the editor
+    private var filePath: String? = null
+    private var closed: Boolean = false
+
+    /**
+     * The document of the xml file
+     */
+    val file: Document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(inputStream)
+        .also(Document::normalize)
+
+
+    // lazily open an output stream
+    // this is required because when constructing a DomFileEditor the output stream is created along with the input stream, which is not allowed
+    // the workaround is to lazily create the output stream. This way it would be used after the input stream is closed, which happens in the constructor
+    constructor(file: File) : this(file.inputStream(), lazy { file.outputStream() }) {
+        // increase the lock
+        locks.merge(file.path, 1, Integer::sum)
+        filePath = file.path
+    }
+
+    /**
+     * Closes the editor. Write backs and decreases the lock count.
+     *
+     * Will not write back to the file if the file is still locked.
+     */
+    override fun close() {
+        if (closed) return
+
+        inputStream.close()
+
+        // if the output stream is not null, do not close it
+        outputStream?.let {
+            // prevent writing to same file, if it is being locked
+            // isLocked will be false if the editor was created through a stream
+            val isLocked = filePath?.let { path ->
+                val isLocked = locks[path]!! > 1
+                // decrease the lock count if the editor was opened for a file
+                locks.merge(path, -1, Integer::sum)
+                isLocked
+            } ?: false
+
+            // if unlocked, write back to the file
+            if (!isLocked) {
+                it.value.use { stream ->
+                    val result = StreamResult(stream)
+                    TransformerFactory.newInstance().newTransformer().transform(DOMSource(file), result)
+                }
+
+                it.value.close()
+                return
+            }
+        }
+
+        closed = true
+    }
+
+    private companion object {
+        // map of concurrent open files
+        val locks = mutableMapOf<String, Int>()
+    }
+}

src/main/kotlin/app/revanced/patcher/data/Data.kt

@@ -1,9 +0,0 @@
-package app.revanced.patcher.data
-
-import app.revanced.patcher.data.impl.BytecodeData
-import app.revanced.patcher.data.impl.ResourceData
-
-/**
- * Constraint interface for [BytecodeData] and [ResourceData]
- */
-interface Data

src/main/kotlin/app/revanced/patcher/data/impl/BytecodeData.kt

@@ -1,69 +0,0 @@
-package app.revanced.patcher.data.impl
-
-import app.revanced.patcher.data.Data
-import app.revanced.patcher.util.ProxyBackedClassList
-import app.revanced.patcher.util.method.MethodWalker
-import org.jf.dexlib2.iface.ClassDef
-import org.jf.dexlib2.iface.Method
-
-class BytecodeData(
-    internalClasses: MutableList<ClassDef>
-) : Data {
-    val classes = ProxyBackedClassList(internalClasses)
-
-    /**
-     * Find a class by a given class name.
-     * @param className The name of the class.
-     * @return A proxy for the first class that matches the class name.
-     */
-    fun findClass(className: String) = findClass { it.type.contains(className) }
-
-    /**
-     * Find a class by a given predicate.
-     * @param predicate A predicate to match the class.
-     * @return A proxy for the first class that matches the predicate.
-     */
-    fun findClass(predicate: (ClassDef) -> Boolean) =
-        // if we already proxied the class matching the predicate...
-        classes.proxies.firstOrNull { predicate(it.immutableClass) } ?:
-        // else resolve the class to a proxy and return it, if the predicate is matching a class
-        classes.find(predicate)?.let { proxy(it) }
-
-    fun proxy(classDef: ClassDef): app.revanced.patcher.util.proxy.ClassProxy {
-        var proxy = this.classes.proxies.find { it.immutableClass.type == classDef.type }
-        if (proxy == null) {
-            proxy = app.revanced.patcher.util.proxy.ClassProxy(classDef)
-            this.classes.add(proxy)
-        }
-        return proxy
-    }
-}
-
-internal class MethodNotFoundException(s: String) : Exception(s)
-
-internal inline fun <reified T> Iterable<T>.find(predicate: (T) -> Boolean): T? {
-    for (element in this) {
-        if (predicate(element)) {
-            return element
-        }
-    }
-    return null
-}
-
-/**
- * Create a [MethodWalker] instance for the current [BytecodeData].
- * @param startMethod The method to start at.
- * @return A [MethodWalker] instance.
- */
-fun BytecodeData.toMethodWalker(startMethod: Method): MethodWalker {
-    return MethodWalker(this, startMethod)
-}
-
-internal inline fun <T> Iterable<T>.findIndexed(predicate: (T) -> Boolean): Pair<T, Int>? {
-    for ((index, element) in this.withIndex()) {
-        if (predicate(element)) {
-            return element to index
-        }
-    }
-    return null
-}

src/main/kotlin/app/revanced/patcher/data/impl/ResourceData.kt

@@ -1,84 +0,0 @@
-package app.revanced.patcher.data.impl
-
-import app.revanced.patcher.data.Data
-import org.w3c.dom.Document
-import java.io.Closeable
-import java.io.File
-import java.io.InputStream
-import java.io.OutputStream
-import javax.xml.parsers.DocumentBuilderFactory
-import javax.xml.transform.TransformerFactory
-import javax.xml.transform.dom.DOMSource
-import javax.xml.transform.stream.StreamResult
-
-class ResourceData(private val resourceCacheDirectory: File) : Data, Iterable<File> {
-    val xmlEditor = XmlFileHolder()
-
-    operator fun get(path: String) = resourceCacheDirectory.resolve(path)
-
-    override fun iterator() = resourceCacheDirectory.walkTopDown().iterator()
-
-    inner class XmlFileHolder {
-        operator fun get(inputStream: InputStream) =
-            DomFileEditor(inputStream)
-
-        operator fun get(path: String): DomFileEditor {
-            return DomFileEditor(this@ResourceData[path])
-        }
-
-    }
-}
-
-/**
- * DomFileEditor is a wrapper for a file that can be edited as a dom document.
- *
- * @param inputStream the input stream to read the xml file from.
- * @param outputStream the output stream to write the xml file to. If null, the file will not be written.
- */
-class DomFileEditor internal constructor(
-    private val inputStream: InputStream,
-    private val outputStream: Lazy<OutputStream>? = null,
-) : Closeable {
-    // path to the xml file to unlock the resource when closing the editor
-    private var filePath: String? = null
-
-    /**
-     * The document of the xml file
-     */
-    val file: Document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(inputStream)
-        .also(Document::normalize)
-
-    // lazily open an output stream
-    // this is required because when constructing a DomFileEditor the output stream is created along with the input stream, which is not allowed
-    // the workaround is to lazily create the output stream. This way it would be used after the input stream is closed, which happens in the constructor
-    constructor(file: File) : this(file.inputStream(), lazy { file.outputStream() }) {
-        filePath = file.path
-
-        // prevent sharing mutability of the same file between multiple instances of DomFileEditor
-        if (locks.contains(filePath))
-            throw IllegalStateException("Can not create a DomFileEditor for that file because it is already locked by another instance of DomFileEditor.")
-        locks.add(filePath!!)
-    }
-
-    override fun close() {
-        inputStream.close()
-
-        // if the output stream is not null, do not close it
-        outputStream?.let {
-            val result = StreamResult(it.value)
-            TransformerFactory.newInstance().newTransformer().transform(DOMSource(file), result)
-
-            it.value.close()
-        }
-
-        // remove the lock, if it exists
-        filePath?.let {
-            locks.remove(it)
-        }
-    }
-
-    private companion object {
-        // list of locked file paths
-        val locks = mutableListOf<String>()
-    }
-}

src/main/kotlin/app/revanced/patcher/extensions/AnnotationExtensions.kt

@@ -1,20 +1,24 @@
 package app.revanced.patcher.extensions
 
-import app.revanced.patcher.annotation.Compatibility
-import app.revanced.patcher.annotation.Description
-import app.revanced.patcher.annotation.Name
-import app.revanced.patcher.annotation.Version
-import app.revanced.patcher.data.Data
+import app.revanced.patcher.annotation.*
+import app.revanced.patcher.data.Context
+import app.revanced.patcher.fingerprint.method.annotation.FuzzyPatternScanMethod
 import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
+import app.revanced.patcher.patch.OptionsContainer
 import app.revanced.patcher.patch.Patch
+import app.revanced.patcher.patch.PatchOptions
+import app.revanced.patcher.patch.annotations.DependsOn
 import kotlin.reflect.KClass
+import kotlin.reflect.KVisibility
+import kotlin.reflect.full.companionObject
+import kotlin.reflect.full.companionObjectInstance
 
 /**
  * Recursively find a given annotation on a class.
  * @param targetAnnotation The annotation to find.
  * @return The annotation.
  */
-private fun <T : Annotation> Class<*>.recursiveAnnotation(targetAnnotation: KClass<T>) =
+private fun <T : Annotation> Class<*>.findAnnotationRecursively(targetAnnotation: KClass<T>) =
     this.findAnnotationRecursively(targetAnnotation.java, mutableSetOf())
 
 
@@ -36,28 +40,40 @@ private fun <T : Annotation> Class<*>.findAnnotationRecursively(
 }
 
 object PatchExtensions {
-    val Class<out Patch<Data>>.patchName: String
-        get() = recursiveAnnotation(Name::class)?.name ?: this.javaClass.simpleName
-    val Class<out Patch<Data>>.version get() = recursiveAnnotation(Version::class)?.version
-    val Class<out Patch<Data>>.include get() = recursiveAnnotation(app.revanced.patcher.patch.annotations.Patch::class)!!.include
-    val Class<out Patch<Data>>.description get() = recursiveAnnotation(Description::class)?.description
-    val Class<out Patch<Data>>.dependencies get() = recursiveAnnotation(app.revanced.patcher.patch.annotations.DependsOn::class)?.dependencies
-    val Class<out Patch<Data>>.compatiblePackages get() = recursiveAnnotation(Compatibility::class)?.compatiblePackages
+    val Class<out Patch<Context>>.patchName: String
+        get() = findAnnotationRecursively(Name::class)?.name ?: this.simpleName
 
-    @JvmStatic
-    fun Class<out Patch<Data>>.dependsOn(patch: Class<out Patch<Data>>): Boolean {
-        if (this.patchName == patch.patchName) throw IllegalArgumentException("thisval and patch may not be the same")
-        return this.dependencies?.any { it.java.patchName == this@dependsOn.patchName } == true
-    }
+    val Class<out Patch<Context>>.version
+        get() = findAnnotationRecursively(Version::class)?.version
+
+    val Class<out Patch<Context>>.include
+        get() = findAnnotationRecursively(app.revanced.patcher.patch.annotations.Patch::class)!!.include
+
+    val Class<out Patch<Context>>.description
+        get() = findAnnotationRecursively(Description::class)?.description
+
+    val Class<out Patch<Context>>.dependencies
+        get() = findAnnotationRecursively(DependsOn::class)?.dependencies
+
+    val Class<out Patch<Context>>.compatiblePackages
+        get() = findAnnotationRecursively(Compatibility::class)?.compatiblePackages
+
+    val Class<out Patch<Context>>.options: PatchOptions?
+        get() = kotlin.companionObject?.let { cl ->
+            if (cl.visibility != KVisibility.PUBLIC) return null
+            kotlin.companionObjectInstance?.let {
+                (it as? OptionsContainer)?.options
+            }
+        }
 }
 
 object MethodFingerprintExtensions {
     val MethodFingerprint.name: String
-        get() = javaClass.recursiveAnnotation(Name::class)?.name ?: this.javaClass.simpleName
-    val MethodFingerprint.version get() = javaClass.recursiveAnnotation(Version::class)?.version ?: "0.0.1"
-    val MethodFingerprint.description get() = javaClass.recursiveAnnotation(Description::class)?.description
-    val MethodFingerprint.compatiblePackages get() = javaClass.recursiveAnnotation(Compatibility::class)?.compatiblePackages
-    val MethodFingerprint.matchingMethod get() = javaClass.recursiveAnnotation(app.revanced.patcher.fingerprint.method.annotation.MatchingMethod::class)
-    val MethodFingerprint.fuzzyPatternScanMethod get() = javaClass.recursiveAnnotation(app.revanced.patcher.fingerprint.method.annotation.FuzzyPatternScanMethod::class)
-    val MethodFingerprint.fuzzyScanThreshold get() = fuzzyPatternScanMethod?.threshold ?: 0
+        get() = this.javaClass.simpleName
+
+    val MethodFingerprint.fuzzyPatternScanMethod
+        get() = javaClass.findAnnotationRecursively(FuzzyPatternScanMethod::class)
+
+    val MethodFingerprint.fuzzyScanThreshold
+        get() = fuzzyPatternScanMethod?.threshold ?: 0
 }

src/main/kotlin/app/revanced/patcher/extensions/Extensions.kt

@@ -13,10 +13,8 @@ import org.jf.dexlib2.builder.MutableMethodImplementation
 import org.jf.dexlib2.builder.instruction.*
 import org.jf.dexlib2.iface.Method
 import org.jf.dexlib2.iface.instruction.Instruction
-import org.jf.dexlib2.iface.reference.MethodReference
 import org.jf.dexlib2.immutable.ImmutableMethod
 import org.jf.dexlib2.immutable.ImmutableMethodImplementation
-import org.jf.dexlib2.util.MethodUtil
 import java.io.OutputStream
 
 infix fun AccessFlags.or(other: AccessFlags) = this.value or other.value
@@ -46,19 +44,6 @@ fun MutableMethodImplementation.removeInstructions(index: Int, count: Int) {
     }
 }
 
-/**
- * Compare a method to another, considering constructors and parameters.
- * @param otherMethod The method to compare against.
- * @return True if the methods match given the conditions.
- */
-fun Method.softCompareTo(otherMethod: MethodReference): Boolean {
-    if (MethodUtil.isConstructor(this) && !parametersEqual(
-            this.parameterTypes, otherMethod.parameterTypes
-        )
-    ) return false
-    return this.name == otherMethod.name
-}
-
 /**
  * Clones the method.
  * @param registerCount This parameter allows you to change the register count of the method.
@@ -142,10 +127,10 @@ fun MutableMethod.addInstructions(index: Int, smali: String, externalLabels: Lis
 
     // Add the compiled list of instructions to the method.
     val methodImplementation = this.implementation!!
-    methodImplementation.addInstructions(index, compiledInstructions)
+    methodImplementation.addInstructions(index, compiledInstructions.subList(0, compiledInstructions.size - externalLabels.size))
 
     val methodInstructions = methodImplementation.instructions
-    methodInstructions.subList(index, index + compiledInstructions.size)
+    methodInstructions.subList(index, index + compiledInstructions.size - externalLabels.size)
         .forEachIndexed { compiledInstructionIndex, compiledInstruction ->
             // If the compiled instruction is not an offset instruction, skip it.
             if (compiledInstruction !is BuilderOffsetInstruction) return@forEachIndexed

src/main/kotlin/app/revanced/patcher/fingerprint/method/annotation/MethodFingerprintMetadata.kt

@@ -2,18 +2,6 @@ package app.revanced.patcher.fingerprint.method.annotation
 
 import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
 
-/**
- * Annotations for a method which matches to a [MethodFingerprint].
- * @param definingClass The defining class name of the method.
- * @param name A suggestive name for the method which the [MethodFingerprint] was created for.
- */
-@Target(AnnotationTarget.CLASS)
-@Retention(AnnotationRetention.RUNTIME)
-annotation class MatchingMethod(
-    val definingClass: String = "L<unspecified-class>;",
-    val name: String = "<unspecified-method>"
-)
-
 /**
  * Annotations to scan a pattern [MethodFingerprint] with fuzzy algorithm.
  * @param threshold if [threshold] or more of the opcodes do not match, skip.
@@ -22,11 +10,4 @@ annotation class MatchingMethod(
 @Retention(AnnotationRetention.RUNTIME)
 annotation class FuzzyPatternScanMethod(
     val threshold: Int = 1
-)
-
-/**
- * Annotations to scan a pattern [MethodFingerprint] directly.
- */
-@Target(AnnotationTarget.CLASS)
-@Retention(AnnotationRetention.RUNTIME)
-annotation class DirectPatternScanMethod
+)

src/main/kotlin/app/revanced/patcher/fingerprint/method/impl/MethodFingerprint.kt

@@ -1,15 +1,19 @@
 package app.revanced.patcher.fingerprint.method.impl
 
-import app.revanced.patcher.data.impl.BytecodeData
-import app.revanced.patcher.data.impl.MethodNotFoundException
-import app.revanced.patcher.extensions.MethodFingerprintExtensions.name
-import app.revanced.patcher.extensions.softCompareTo
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.MethodFingerprintExtensions.fuzzyPatternScanMethod
+import app.revanced.patcher.extensions.MethodFingerprintExtensions.fuzzyScanThreshold
+import app.revanced.patcher.extensions.parametersEqual
 import app.revanced.patcher.fingerprint.Fingerprint
-import app.revanced.patcher.fingerprint.method.utils.MethodFingerprintUtils
+import app.revanced.patcher.fingerprint.method.annotation.FuzzyPatternScanMethod
 import app.revanced.patcher.util.proxy.ClassProxy
 import org.jf.dexlib2.Opcode
 import org.jf.dexlib2.iface.ClassDef
 import org.jf.dexlib2.iface.Method
+import org.jf.dexlib2.iface.instruction.Instruction
+import org.jf.dexlib2.iface.instruction.ReferenceInstruction
+import org.jf.dexlib2.iface.reference.StringReference
+import org.jf.dexlib2.util.MethodUtil
 
 /**
  * Represents the [MethodFingerprint] for a method.
@@ -31,32 +35,259 @@ abstract class MethodFingerprint(
 ) : Fingerprint {
     /**
      * The result of the [MethodFingerprint] the [Method].
-     * @throws MethodNotFoundException If the resolution of the [Method] has not happened.
      */
     var result: MethodFingerprintResult? = null
-        get() = field ?: throw Exception("${this.name} has not been resolved yet.")
+
+    companion object {
+        /**
+         * Resolve a list of [MethodFingerprint] against a list of [ClassDef].
+         *
+         * @param classes The classes on which to resolve the [MethodFingerprint] in.
+         * @param context The [BytecodeContext] to host proxies.
+         * @return True if the resolution was successful, false otherwise.
+         */
+        fun Iterable<MethodFingerprint>.resolve(context: BytecodeContext, classes: Iterable<ClassDef>) {
+            for (fingerprint in this) // For each fingerprint
+                classes@ for (classDef in classes) // search through all classes for the fingerprint
+                    if (fingerprint.resolve(context, classDef))
+                        break@classes // if the resolution succeeded, continue with the next fingerprint
+        }
+
+        /**
+         * Resolve a [MethodFingerprint] against a [ClassDef].
+         *
+         * @param forClass The class on which to resolve the [MethodFingerprint] in.
+         * @param context The [BytecodeContext] to host proxies.
+         * @return True if the resolution was successful, false otherwise.
+         */
+        fun MethodFingerprint.resolve(context: BytecodeContext, forClass: ClassDef): Boolean {
+            for (method in forClass.methods)
+                if (this.resolve(context, method, forClass))
+                    return true
+            return false
+        }
+
+        /**
+         * Resolve a [MethodFingerprint] against a [Method].
+         *
+         * @param method The class on which to resolve the [MethodFingerprint] in.
+         * @param forClass The class on which to resolve the [MethodFingerprint].
+         * @param context The [BytecodeContext] to host proxies.
+         * @return True if the resolution was successful or if the fingerprint is already resolved, false otherwise.
+         */
+        fun MethodFingerprint.resolve(context: BytecodeContext, method: Method, forClass: ClassDef): Boolean {
+            val methodFingerprint = this
+
+            if (methodFingerprint.result != null) return true
+
+            if (methodFingerprint.returnType != null && !method.returnType.startsWith(methodFingerprint.returnType))
+                return false
+
+            if (methodFingerprint.access != null && methodFingerprint.access != method.accessFlags)
+                return false
+
+
+            if (methodFingerprint.parameters != null && !parametersEqual(
+                    methodFingerprint.parameters, // TODO: parseParameters()
+                    method.parameterTypes
+                )
+            ) return false
+
+            @Suppress("UNNECESSARY_NOT_NULL_ASSERTION")
+            if (methodFingerprint.customFingerprint != null && !methodFingerprint.customFingerprint!!(method))
+                return false
+
+            val stringsScanResult: StringsScanResult? =
+                if (methodFingerprint.strings != null) {
+                    StringsScanResult(
+                        buildList {
+                            val implementation = method.implementation ?: return false
+
+                            val stringsList = methodFingerprint.strings.toMutableList()
+
+                            implementation.instructions.forEachIndexed { instructionIndex, instruction ->
+                                if (instruction.opcode.ordinal != Opcode.CONST_STRING.ordinal) return@forEachIndexed
+
+                                val string = ((instruction as ReferenceInstruction).reference as StringReference).string
+                                val index = stringsList.indexOfFirst(string::contains)
+                                if (index == -1) return@forEachIndexed
+
+                                add(
+                                    StringMatch(
+                                        string,
+                                        instructionIndex
+                                    )
+                                )
+                                stringsList.removeAt(index)
+                            }
+
+                            if (stringsList.isNotEmpty()) return false
+                        }
+                    )
+                } else null
+
+            val patternScanResult = if (methodFingerprint.opcodes != null) {
+                method.implementation?.instructions ?: return false
+
+                method.patternScan(methodFingerprint) ?: return false
+            } else null
+
+            methodFingerprint.result = MethodFingerprintResult(
+                method,
+                forClass,
+                MethodFingerprintResult.MethodFingerprintScanResult(
+                    patternScanResult,
+                    stringsScanResult
+                ),
+                context
+            )
+
+            return true
+        }
+
+        private fun Method.patternScan(
+            fingerprint: MethodFingerprint
+        ): MethodFingerprintResult.MethodFingerprintScanResult.PatternScanResult? {
+            val instructions = this.implementation!!.instructions
+            val fingerprintFuzzyPatternScanThreshold = fingerprint.fuzzyScanThreshold
+
+            val pattern = fingerprint.opcodes!!
+            val instructionLength = instructions.count()
+            val patternLength = pattern.count()
+
+            for (index in 0 until instructionLength) {
+                var patternIndex = 0
+                var threshold = fingerprintFuzzyPatternScanThreshold
+
+                while (index + patternIndex < instructionLength) {
+                    val originalOpcode = instructions.elementAt(index + patternIndex).opcode
+                    val patternOpcode = pattern.elementAt(patternIndex)
+
+                    if (patternOpcode != null && patternOpcode.ordinal != originalOpcode.ordinal) {
+                        // reaching maximum threshold (0) means,
+                        // the pattern does not match to the current instructions
+                        if (threshold-- == 0) break
+                    }
+
+                    if (patternIndex < patternLength - 1) {
+                        // if the entire pattern has not been scanned yet
+                        // continue the scan
+                        patternIndex++
+                        continue
+                    }
+                    // the pattern is valid, generate warnings if fuzzyPatternScanMethod is FuzzyPatternScanMethod
+                    val result =
+                        MethodFingerprintResult.MethodFingerprintScanResult.PatternScanResult(
+                            index,
+                            index + patternIndex
+                        )
+                    if (fingerprint.fuzzyPatternScanMethod !is FuzzyPatternScanMethod) return result
+                    result.warnings = result.createWarnings(pattern, instructions)
+
+                    return result
+                }
+            }
+
+            return null
+        }
+
+        private fun MethodFingerprintResult.MethodFingerprintScanResult.PatternScanResult.createWarnings(
+            pattern: Iterable<Opcode?>, instructions: Iterable<Instruction>
+        ) = buildList {
+            for ((patternIndex, instructionIndex) in (this@createWarnings.startIndex until this@createWarnings.endIndex).withIndex()) {
+                val originalOpcode = instructions.elementAt(instructionIndex).opcode
+                val patternOpcode = pattern.elementAt(patternIndex)
+
+                if (patternOpcode == null || patternOpcode.ordinal == originalOpcode.ordinal) continue
+
+                this.add(
+                    MethodFingerprintResult.MethodFingerprintScanResult.PatternScanResult.Warning(
+                        originalOpcode,
+                        patternOpcode,
+                        instructionIndex,
+                        patternIndex
+                    )
+                )
+            }
+        }
+    }
 }
 
+private typealias StringMatch = MethodFingerprintResult.MethodFingerprintScanResult.StringsScanResult.StringMatch
+private typealias StringsScanResult = MethodFingerprintResult.MethodFingerprintScanResult.StringsScanResult
+
 /**
- * Represents the result of a [MethodFingerprintUtils].
+ * Represents the result of a [MethodFingerprintResult].
+ *
  * @param method The matching method.
  * @param classDef The [ClassDef] that contains the matching [method].
- * @param patternScanResult Opcodes pattern scan result.
- * @param data The [BytecodeData] this [MethodFingerprintResult] is attached to, to create proxies.
+ * @param scanResult The result of scanning for the [MethodFingerprint].
+ * @param context The [BytecodeContext] this [MethodFingerprintResult] is attached to, to create proxies.
  */
 data class MethodFingerprintResult(
     val method: Method,
     val classDef: ClassDef,
-    val patternScanResult: PatternScanResult?,
-    internal val data: BytecodeData
+    val scanResult: MethodFingerprintScanResult,
+    internal val context: BytecodeContext
 ) {
+
+    /**
+     * The result of scanning on the [MethodFingerprint].
+     * @param patternScanResult The result of the pattern scan.
+     * @param stringsScanResult The result of the string scan.
+     */
+    data class MethodFingerprintScanResult(
+        val patternScanResult: PatternScanResult?,
+        val stringsScanResult: StringsScanResult?
+    ) {
+        /**
+         * The result of scanning strings on the [MethodFingerprint].
+         * @param matches The list of strings that were matched.
+         */
+        data class StringsScanResult(val matches: List<StringMatch>){
+            /**
+             * Represents a match for a string at an index.
+             * @param string The string that was matched.
+             * @param index The index of the string.
+             */
+            data class StringMatch(val string: String, val index: Int)
+        }
+
+        /**
+         * The result of a pattern scan.
+         * @param startIndex The start index of the instructions where to which this pattern matches.
+         * @param endIndex The end index of the instructions where to which this pattern matches.
+         * @param warnings A list of warnings considering this [PatternScanResult].
+         */
+        data class PatternScanResult(
+            val startIndex: Int,
+            val endIndex: Int,
+            var warnings: List<Warning>? = null
+        ) {
+            /**
+             * Represents warnings of the pattern scan.
+             * @param correctOpcode The opcode the instruction list has.
+             * @param wrongOpcode The opcode the pattern list of the signature currently has.
+             * @param instructionIndex The index of the opcode relative to the instruction list.
+             * @param patternIndex The index of the opcode relative to the pattern list from the signature.
+             */
+            data class Warning(
+                val correctOpcode: Opcode,
+                val wrongOpcode: Opcode,
+                val instructionIndex: Int,
+                val patternIndex: Int,
+            )
+        }
+    }
+
     /**
      * Returns a mutable clone of [classDef]
      *
      * Please note, this method allocates a [ClassProxy].
      * Use [classDef] where possible.
      */
-    val mutableClass by lazy { data.proxy(classDef).resolve() }
+    @Suppress("MemberVisibilityCanBePrivate")
+    val mutableClass by lazy { context.proxy(classDef).mutableClass }
 
     /**
      * Returns a mutable clone of [method]
@@ -66,33 +297,7 @@ data class MethodFingerprintResult(
      */
     val mutableMethod by lazy {
         mutableClass.methods.first {
-            it.softCompareTo(this.method)
+            MethodUtil.methodSignaturesMatch(it, this.method)
         }
     }
-}
-
-/**
- * The result of a pattern scan.
- * @param startIndex The start index of the instructions where to which this pattern matches.
- * @param endIndex The end index of the instructions where to which this pattern matches.
- * @param warnings A list of warnings considering this [PatternScanResult].
- */
-data class PatternScanResult(
-    val startIndex: Int,
-    val endIndex: Int,
-    var warnings: List<Warning>? = null
-) {
-    /**
-     * Represents warnings of the pattern scan.
-     * @param correctOpcode The opcode the instruction list has.
-     * @param wrongOpcode The opcode the pattern list of the signature currently has.
-     * @param instructionIndex The index of the opcode relative to the instruction list.
-     * @param patternIndex The index of the opcode relative to the pattern list from the signature.
-     */
-    data class Warning(
-        val correctOpcode: Opcode,
-        val wrongOpcode: Opcode,
-        val instructionIndex: Int,
-        val patternIndex: Int,
-    )
 }

src/main/kotlin/app/revanced/patcher/fingerprint/method/utils/MethodFingerprintUtils.kt

@@ -1,158 +0,0 @@
-package app.revanced.patcher.fingerprint.method.utils
-
-import app.revanced.patcher.data.impl.BytecodeData
-import app.revanced.patcher.extensions.MethodFingerprintExtensions.fuzzyPatternScanMethod
-import app.revanced.patcher.extensions.MethodFingerprintExtensions.fuzzyScanThreshold
-import app.revanced.patcher.extensions.parametersEqual
-import app.revanced.patcher.fingerprint.method.annotation.FuzzyPatternScanMethod
-import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
-import app.revanced.patcher.fingerprint.method.impl.MethodFingerprintResult
-import app.revanced.patcher.fingerprint.method.impl.PatternScanResult
-import org.jf.dexlib2.Opcode
-import org.jf.dexlib2.iface.ClassDef
-import org.jf.dexlib2.iface.Method
-import org.jf.dexlib2.iface.instruction.Instruction
-import org.jf.dexlib2.iface.instruction.ReferenceInstruction
-import org.jf.dexlib2.iface.reference.StringReference
-
-/**
- * Utility class for [MethodFingerprint]
- */
-object MethodFingerprintUtils {
-    /**
-     * Resolve a list of [MethodFingerprint] against a list of [ClassDef].
-     * @param context The classes on which to resolve the [MethodFingerprint].
-     * @param forData The [BytecodeData] to host proxies.
-     * @return True if the resolution was successful, false otherwise.
-     */
-    fun Iterable<MethodFingerprint>.resolve(forData: BytecodeData, context: Iterable<ClassDef>) {
-        for (fingerprint in this) // For each fingerprint
-            classes@ for (classDef in context) // search through all classes for the fingerprint
-                if (fingerprint.resolve(forData, classDef))
-                    break@classes // if the resolution succeeded, continue with the next fingerprint
-    }
-
-    /**
-     * Resolve a [MethodFingerprint] against a [ClassDef].
-     * @param context The class on which to resolve the [MethodFingerprint].
-     * @param forData The [BytecodeData] to host proxies.
-     * @return True if the resolution was successful, false otherwise.
-     */
-    fun MethodFingerprint.resolve(forData: BytecodeData, context: ClassDef): Boolean {
-        for (method in context.methods)
-            if (this.resolve(forData, method, context))
-                return true
-        return false
-    }
-
-    /**
-     * Resolve a [MethodFingerprint] against a [Method].
-     * @param context The context on which to resolve the [MethodFingerprint].
-     * @param classDef The class of the matching [Method].
-     * @param forData The [BytecodeData] to host proxies.
-     * @return True if the resolution was successful, false otherwise.
-     */
-    fun MethodFingerprint.resolve(forData: BytecodeData, context: Method, classDef: ClassDef): Boolean {
-        val methodFingerprint = this
-
-        if (methodFingerprint.returnType != null && !context.returnType.startsWith(methodFingerprint.returnType))
-            return false
-
-        if (methodFingerprint.access != null && methodFingerprint.access != context.accessFlags)
-            return false
-
-
-        if (methodFingerprint.parameters != null && !parametersEqual(
-                methodFingerprint.parameters, // TODO: parseParameters()
-                context.parameterTypes
-            )
-        ) return false
-
-        if (methodFingerprint.customFingerprint != null && !methodFingerprint.customFingerprint!!(context))
-            return false
-
-        if (methodFingerprint.strings != null) {
-            val implementation = context.implementation ?: return false
-
-            val stringsList = methodFingerprint.strings.toMutableList()
-
-            implementation.instructions.forEach { instruction ->
-                if (instruction.opcode.ordinal != Opcode.CONST_STRING.ordinal) return@forEach
-
-                val string = ((instruction as ReferenceInstruction).reference as StringReference).string
-                val index = stringsList.indexOfFirst { it == string }
-                if (index != -1) stringsList.removeAt(index)
-            }
-
-            if (stringsList.isNotEmpty()) return false
-        }
-
-        val patternScanResult = if (methodFingerprint.opcodes != null) {
-            context.implementation?.instructions ?: return false
-
-            context.patternScan(methodFingerprint) ?: return false
-        } else null
-
-        methodFingerprint.result = MethodFingerprintResult(context, classDef, patternScanResult, forData)
-
-        return true
-    }
-
-    private fun Method.patternScan(
-        fingerprint: MethodFingerprint
-    ): PatternScanResult? {
-        val instructions = this.implementation!!.instructions
-        val fingerprintFuzzyPatternScanThreshold = fingerprint.fuzzyScanThreshold
-
-        val pattern = fingerprint.opcodes!!
-        val instructionLength = instructions.count()
-        val patternLength = pattern.count()
-
-        for (index in 0 until instructionLength) {
-            var patternIndex = 0
-            var threshold = fingerprintFuzzyPatternScanThreshold
-
-            while (index + patternIndex < instructionLength) {
-                val originalOpcode = instructions.elementAt(index + patternIndex).opcode
-                val patternOpcode = pattern.elementAt(patternIndex)
-
-                if (patternOpcode != null && patternOpcode.ordinal != originalOpcode.ordinal) {
-                    // reaching maximum threshold (0) means,
-                    // the pattern does not match to the current instructions
-                    if (threshold-- == 0) break
-                }
-
-                if (patternIndex < patternLength - 1) {
-                    // if the entire pattern has not been scanned yet
-                    // continue the scan
-                    patternIndex++
-                    continue
-                }
-                // the pattern is valid, generate warnings if fuzzyPatternScanMethod is FuzzyPatternScanMethod
-                val result = PatternScanResult(index, index + patternIndex)
-                if (fingerprint.fuzzyPatternScanMethod !is FuzzyPatternScanMethod) return result
-                result.warnings = result.createWarnings(pattern, instructions)
-
-                return result
-            }
-        }
-
-        return null
-    }
-}
-
-private fun PatternScanResult.createWarnings(
-    pattern: Iterable<Opcode?>, instructions: Iterable<Instruction>
-) = buildList {
-    for ((patternIndex, instructionIndex) in (this@createWarnings.startIndex until this@createWarnings.endIndex).withIndex()) {
-        val originalOpcode = instructions.elementAt(instructionIndex).opcode
-        val patternOpcode = pattern.elementAt(patternIndex)
-
-        if (patternOpcode == null || patternOpcode.ordinal == originalOpcode.ordinal) continue
-
-        this.add(PatternScanResult.Warning(originalOpcode, patternOpcode, instructionIndex, patternIndex))
-    }
-}
-
-private operator fun ClassDef.component1() = this
-private operator fun ClassDef.component2() = this.methods

src/main/kotlin/app/revanced/patcher/patch/OptionsContainer.kt

@@ -0,0 +1,18 @@
+package app.revanced.patcher.patch
+
+/**
+ * A container for patch options.
+ */
+abstract class OptionsContainer {
+    /**
+     * A list of [PatchOption]s.
+     * @see PatchOptions
+     */
+    @Suppress("MemberVisibilityCanBePrivate")
+    val options = PatchOptions()
+
+    protected fun <T> option(opt: PatchOption<T>): PatchOption<T> {
+        options.register(opt)
+        return opt
+    }
+}

src/main/kotlin/app/revanced/patcher/patch/Patch.kt

@@ -1,25 +1,44 @@
 package app.revanced.patcher.patch
 
-import app.revanced.patcher.data.Data
-import app.revanced.patcher.patch.impl.BytecodePatch
-import app.revanced.patcher.patch.impl.ResourcePatch
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.data.Context
+import app.revanced.patcher.data.ResourceContext
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
 import java.io.Closeable
 
 /**
  * A ReVanced patch.
  *
- * Can either be a [ResourcePatch] or a [BytecodePatch].
  * If it implements [Closeable], it will be closed after all patches have been executed.
  * Closing will be done in reverse execution order.
  */
-abstract class Patch<out T : Data> {
+sealed interface Patch<out T : Context> : Closeable {
     /**
      * The main function of the [Patch] which the patcher will call.
+     *
+     * @param context The [Context] the patch will work on.
+     * @return The result of executing the patch.
      */
-    abstract fun execute(data: @UnsafeVariance T): PatchResult
+    fun execute(context: @UnsafeVariance T): PatchResult
 
     /**
-     * A list of [PatchOption]s.
+     * The closing function for this patch.
+     *
+     * This can be treated like popping the patch from the current patch stack.
      */
-    open val options = PatchOptions()
-}
+    override fun close() {}
+}
+
+/**
+ * Resource patch for the Patcher.
+ */
+interface ResourcePatch : Patch<ResourceContext>
+
+/**
+ * Bytecode patch for the Patcher.
+ *
+ * @param fingerprints A list of [MethodFingerprint] this patch relies on.
+ */
+abstract class BytecodePatch(
+    internal val fingerprints: Iterable<MethodFingerprint>? = null
+) : Patch<BytecodeContext>

src/main/kotlin/app/revanced/patcher/patch/PatchOption.kt

@@ -2,6 +2,8 @@
 
 package app.revanced.patcher.patch
 
+import java.nio.file.Path
+import kotlin.io.path.pathString
 import kotlin.reflect.KProperty
 
 class NoSuchOptionException(val option: String) : Exception("No such option: $option")
@@ -9,28 +11,46 @@ class IllegalValueException(val value: Any?) : Exception("Illegal value: $value"
 class InvalidTypeException(val got: String, val expected: String) :
     Exception("Invalid option value type: $got, expected $expected")
 
-class RequirementNotMetException : Exception("null was passed into an option that requires a value")
+object RequirementNotMetException : Exception("null was passed into an option that requires a value")
 
 /**
  * A registry for an array of [PatchOption]s.
  * @param options An array of [PatchOption]s.
  */
-class PatchOptions(vararg val options: PatchOption<*>) : Iterable<PatchOption<*>> {
-    private val register = buildMap {
-        for (option in options) {
-            if (containsKey(option.key)) {
-                throw IllegalStateException("Multiple options found with the same key")
-            }
-            put(option.key, option)
+class PatchOptions(vararg options: PatchOption<*>) : Iterable<PatchOption<*>> {
+    private val register = mutableMapOf<String, PatchOption<*>>()
+
+    init {
+        options.forEach { register(it) }
+    }
+
+    internal fun register(option: PatchOption<*>) {
+        if (register.containsKey(option.key)) {
+            throw IllegalStateException("Multiple options found with the same key")
         }
+        register[option.key] = option
     }
 
     /**
      * Get a [PatchOption] by its key.
      * @param key The key of the [PatchOption].
      */
+    @JvmName("getUntyped")
     operator fun get(key: String) = register[key] ?: throw NoSuchOptionException(key)
 
+    /**
+     * Get a [PatchOption] by its key.
+     * @param key The key of the [PatchOption].
+     */
+    inline operator fun <reified T> get(key: String): PatchOption<T> {
+        val opt = get(key)
+        if (opt.value !is T) throw InvalidTypeException(
+            opt.value?.let { it::class.java.canonicalName } ?: "null",
+            T::class.java.canonicalName
+        )
+        return opt as PatchOption<T>
+    }
+
     /**
      * Set the value of a [PatchOption].
      * @param key The key of the [PatchOption].
@@ -38,7 +58,7 @@ class PatchOptions(vararg val options: PatchOption<*>) : Iterable<PatchOption<*>
      * Please note that using the wrong value type results in a runtime error.
      */
     inline operator fun <reified T> set(key: String, value: T) {
-        @Suppress("UNCHECKED_CAST") val opt = get(key) as PatchOption<T>
+        val opt = get<T>(key)
         if (opt.value !is T) throw InvalidTypeException(
             T::class.java.canonicalName,
             opt.value?.let { it::class.java.canonicalName } ?: "null"
@@ -54,7 +74,7 @@ class PatchOptions(vararg val options: PatchOption<*>) : Iterable<PatchOption<*>
         get(key).value = null
     }
 
-    override fun iterator() = options.iterator()
+    override fun iterator() = register.values.iterator()
 }
 
 /**
@@ -75,9 +95,15 @@ sealed class PatchOption<T>(
     val validator: (T?) -> Boolean
 ) {
     var value: T? = default
+        get() {
+            if (field == null && required) {
+                throw RequirementNotMetException
+            }
+            return field
+        }
         set(value) {
             if (value == null && required) {
-                throw RequirementNotMetException()
+                throw RequirementNotMetException
             }
             if (!validator(value)) {
                 throw IllegalValueException(value)
@@ -89,13 +115,23 @@ sealed class PatchOption<T>(
      * Gets the value of the option.
      * Please note that using the wrong value type results in a runtime error.
      */
-    operator fun <T> getValue(thisRef: Nothing?, property: KProperty<*>) = value as T
+    @JvmName("getValueTyped")
+    inline operator fun <reified V> getValue(thisRef: Nothing?, property: KProperty<*>): V? {
+        if (value !is V?) throw InvalidTypeException(
+            V::class.java.canonicalName,
+            value?.let { it::class.java.canonicalName } ?: "null"
+        )
+        return value as? V?
+    }
+
+    operator fun getValue(thisRef: Any?, property: KProperty<*>) = value
 
     /**
      * Gets the value of the option.
      * Please note that using the wrong value type results in a runtime error.
      */
-    inline operator fun <reified V> setValue(thisRef: Any?, property: KProperty<*>, new: V) {
+    @JvmName("setValueTyped")
+    inline operator fun <reified V> setValue(thisRef: Nothing?, property: KProperty<*>, new: V) {
         if (value !is V) throw InvalidTypeException(
             V::class.java.canonicalName,
             value?.let { it::class.java.canonicalName } ?: "null"
@@ -103,6 +139,10 @@ sealed class PatchOption<T>(
         value = new as T
     }
 
+    operator fun setValue(thisRef: Any?, property: KProperty<*>, new: T?) {
+        value = new
+    }
+
     /**
      * A [PatchOption] representing a [String].
      * @see PatchOption
@@ -152,8 +192,8 @@ sealed class PatchOption<T>(
         }
     ) {
         init {
-            if (default !in options) {
-                throw IllegalStateException("Default option must be an allowed options")
+            if (default != null && default !in options) {
+                throw IllegalStateException("Default option must be an allowed option")
             }
         }
     }
@@ -189,4 +229,20 @@ sealed class PatchOption<T>(
     ) : ListOption<Int>(
         key, default, options, title, description, required, validator
     )
-}
+
+    /**
+     * A [PatchOption] representing a [Path], backed by a [String].
+     * The validator passes a [String], if you need a [Path] you will have to convert it yourself.
+     * @see PatchOption
+     */
+    class PathOption(
+        key: String,
+        default: Path?,
+        title: String,
+        description: String,
+        required: Boolean = false,
+        validator: (String?) -> Boolean = { true }
+    ) : PatchOption<String>(
+        key, default?.pathString, title, description, required, validator
+    )
+}

src/main/kotlin/app/revanced/patcher/patch/annotations/PatchAnnotation.kt

@@ -1,6 +1,6 @@
 package app.revanced.patcher.patch.annotations
 
-import app.revanced.patcher.data.Data
+import app.revanced.patcher.data.Context
 import app.revanced.patcher.patch.Patch
 import kotlin.reflect.KClass
 
@@ -14,11 +14,11 @@ import kotlin.reflect.KClass
 annotation class Patch(val include: Boolean = true)
 
 /**
- * Annotation for dependencies of [Patch]es .
+ * Annotation for dependencies of [Patch]es.
  */
 @Target(AnnotationTarget.CLASS)
 @Retention(AnnotationRetention.RUNTIME)
 @MustBeDocumented
 annotation class DependsOn(
-    val dependencies: Array<KClass<out Patch<Data>>> = []
+    val dependencies: Array<KClass<out Patch<Context>>> = []
 )

src/main/kotlin/app/revanced/patcher/patch/impl/BytecodePatch.kt

@@ -1,13 +0,0 @@
-package app.revanced.patcher.patch.impl
-
-import app.revanced.patcher.data.impl.BytecodeData
-import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
-import app.revanced.patcher.patch.Patch
-
-/**
- * Bytecode patch for the Patcher.
- * @param fingerprints A list of [MethodFingerprint] this patch relies on.
- */
-abstract class BytecodePatch(
-    internal val fingerprints: Iterable<MethodFingerprint>? = null
-) : Patch<BytecodeData>()

src/main/kotlin/app/revanced/patcher/patch/impl/ResourcePatch.kt

@@ -1,9 +0,0 @@
-package app.revanced.patcher.patch.impl
-
-import app.revanced.patcher.data.impl.ResourceData
-import app.revanced.patcher.patch.Patch
-
-/**
- * Resource patch for the Patcher.
- */
-abstract class ResourcePatch : Patch<ResourceData>()

src/main/kotlin/app/revanced/patcher/util/ProxyBackedClassList.kt

@@ -3,40 +3,44 @@ package app.revanced.patcher.util
 import app.revanced.patcher.util.proxy.ClassProxy
 import org.jf.dexlib2.iface.ClassDef
 
-class ProxyBackedClassList(internal val internalClasses: MutableList<ClassDef>) : List<ClassDef> {
-    private val internalProxies = mutableListOf<ClassProxy>()
-    internal val proxies: List<ClassProxy> = internalProxies
-
-    fun add(classDef: ClassDef) = internalClasses.add(classDef)
-    fun add(classProxy: ClassProxy) = internalProxies.add(classProxy)
+/**
+ * A class that represents a set of classes and proxies.
+ *
+ * @param classes The classes to be backed by proxies.
+ */
+class ProxyBackedClassList(internal val classes: MutableList<ClassDef>) : Set<ClassDef> {
+    internal val proxies = mutableListOf<ClassProxy>()
 
     /**
-     * Apply all resolved classes into [internalClasses] and clean the [proxies] list.
+     * Add a [ClassDef].
      */
-    internal fun applyProxies() {
-        // FIXME: check if this could cause issues when multiple patches use the same proxy
-        internalProxies.removeIf { proxy ->
-            // if the proxy is unused, keep it in the list
-            if (!proxy.proxyUsed) return@removeIf false
+    fun add(classDef: ClassDef) = classes.add(classDef)
 
-            // if it has been used, replace the internal class which it proxied
-            val index = internalClasses.indexOfFirst { it.type == proxy.immutableClass.type }
-            internalClasses[index] = proxy.mutatedClass
+    /**
+     * Add a [ClassProxy].
+     */
+    fun add(classProxy: ClassProxy) = proxies.add(classProxy)
+
+    /**
+     * Replace all classes with their mutated versions.
+     */
+    internal fun replaceClasses() =
+        proxies.removeIf { proxy ->
+            // if the proxy is unused, keep it in the list
+            if (!proxy.resolved) return@removeIf false
+
+            // if it has been used, replace the original class with the new class
+            val index = classes.indexOfFirst { it.type == proxy.immutableClass.type }
+            classes[index] = proxy.mutableClass
 
             // return true to remove it from the proxies list
             return@removeIf true
         }
-    }
 
-    override val size get() = internalClasses.size
-    override fun contains(element: ClassDef) = internalClasses.contains(element)
-    override fun containsAll(elements: Collection<ClassDef>) = internalClasses.containsAll(elements)
-    override fun get(index: Int) = internalClasses[index]
-    override fun indexOf(element: ClassDef) = internalClasses.indexOf(element)
-    override fun isEmpty() = internalClasses.isEmpty()
-    override fun iterator() = internalClasses.iterator()
-    override fun lastIndexOf(element: ClassDef) = internalClasses.lastIndexOf(element)
-    override fun listIterator() = internalClasses.listIterator()
-    override fun listIterator(index: Int) = internalClasses.listIterator(index)
-    override fun subList(fromIndex: Int, toIndex: Int) = internalClasses.subList(fromIndex, toIndex)
+
+    override val size get() = classes.size
+    override fun contains(element: ClassDef) = classes.contains(element)
+    override fun containsAll(elements: Collection<ClassDef>) = classes.containsAll(elements)
+    override fun isEmpty() = classes.isEmpty()
+    override fun iterator() = classes.iterator()
 }

src/main/kotlin/app/revanced/patcher/util/TypeUtil.kt

@@ -0,0 +1,19 @@
+package app.revanced.patcher.util
+
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.util.proxy.mutableTypes.MutableClass
+
+object TypeUtil {
+    /**
+     * traverse the class hierarchy starting from the given root class
+     *
+     * @param targetClass the class to start traversing the class hierarchy from
+     * @param callback function that is called for every class in the hierarchy
+     */
+    fun BytecodeContext.traverseClassHierarchy(targetClass: MutableClass, callback: MutableClass.() -> Unit) {
+        callback(targetClass)
+        this.findClass(targetClass.superclass ?: return)?.mutableClass?.let {
+            traverseClassHierarchy(it, callback)
+        }
+    }
+}

src/main/kotlin/app/revanced/patcher/util/VersionReader.kt

@@ -0,0 +1,18 @@
+package app.revanced.patcher.util
+
+import java.util.*
+
+internal object VersionReader {
+    @JvmStatic
+    private val props = Properties().apply {
+        load(
+            VersionReader::class.java.getResourceAsStream("/revanced-patcher/version.properties")
+                ?: throw IllegalStateException("Could not load version.properties")
+        )
+    }
+
+    @JvmStatic
+    fun read(): String {
+        return props.getProperty("version") ?: throw IllegalStateException("Version not found")
+    }
+}

src/main/kotlin/app/revanced/patcher/util/method/MethodWalker.kt

@@ -1,25 +1,27 @@
 package app.revanced.patcher.util.method
 
-import app.revanced.patcher.data.impl.BytecodeData
-import app.revanced.patcher.data.impl.MethodNotFoundException
-import app.revanced.patcher.extensions.softCompareTo
+import app.revanced.patcher.data.BytecodeContext
 import app.revanced.patcher.util.proxy.mutableTypes.MutableMethod
 import org.jf.dexlib2.iface.Method
 import org.jf.dexlib2.iface.instruction.ReferenceInstruction
 import org.jf.dexlib2.iface.reference.MethodReference
+import org.jf.dexlib2.util.MethodUtil
 
 /**
  * Find a method from another method via instruction offsets.
- * @param bytecodeData The bytecodeData to use when resolving the next method reference.
+ * @param bytecodeContext The context to use when resolving the next method reference.
  * @param currentMethod The method to start from.
  */
 class MethodWalker internal constructor(
-    private val bytecodeData: BytecodeData,
+    private val bytecodeContext: BytecodeContext,
     private var currentMethod: Method
 ) {
     /**
      * Get the method which was walked last.
+     *
      * It is possible to cast this method to a [MutableMethod], if the method has been walked mutably.
+     *
+     * @return The method which was walked last.
      */
     fun getMethod(): Method {
         return currentMethod
@@ -27,25 +29,28 @@ class MethodWalker internal constructor(
 
     /**
      * Walk to a method defined at the offset in the instruction list of the current method.
+     *
+     * The current method will be mutable.
+     *
      * @param offset The offset of the instruction. This instruction must be of format 35c.
      * @param walkMutable If this is true, the class of the method will be resolved mutably.
-     * The current method will be mutable.
+     * @return The same [MethodWalker] instance with the method at [offset].
      */
     fun nextMethod(offset: Int, walkMutable: Boolean = false): MethodWalker {
         currentMethod.implementation?.instructions?.let { instructions ->
             val instruction = instructions.elementAt(offset)
 
             val newMethod = (instruction as ReferenceInstruction).reference as MethodReference
-            val proxy = bytecodeData.findClass(newMethod.definingClass)!!
+            val proxy = bytecodeContext.findClass(newMethod.definingClass)!!
 
-            val methods = if (walkMutable) proxy.resolve().methods else proxy.immutableClass.methods
-            currentMethod = methods.first { it ->
-                return@first it.softCompareTo(newMethod)
+            val methods = if (walkMutable) proxy.mutableClass.methods else proxy.immutableClass.methods
+            currentMethod = methods.first {
+                return@first MethodUtil.methodSignaturesMatch(it, newMethod)
             }
             return this
         }
         throw MethodNotFoundException("This method can not be walked at offset $offset inside the method ${currentMethod.name}")
     }
 
-
+    internal class MethodNotFoundException(exception: String) : Exception(exception)
 }

src/main/kotlin/app/revanced/patcher/util/patch/PatchBundle.kt

@@ -1,18 +1,75 @@
+@file:Suppress("unused")
+
 package app.revanced.patcher.util.patch
 
-import app.revanced.patcher.data.Data
+import app.revanced.patcher.data.Context
+import app.revanced.patcher.extensions.PatchExtensions.patchName
 import app.revanced.patcher.patch.Patch
+import org.jf.dexlib2.DexFileFactory
 import java.io.File
+import java.net.URLClassLoader
+import java.util.jar.JarFile
 
 /**
+ * A patch bundle.
+
  * @param path The path to the patch bundle.
  */
-abstract class PatchBundle(path: String) : File(path) {
+sealed class PatchBundle(path: String) : File(path) {
     internal fun loadPatches(classLoader: ClassLoader, classNames: Iterator<String>) = buildList {
-        for (className in classNames) {
+        classNames.forEach { className ->
             val clazz = classLoader.loadClass(className)
-            if (!clazz.isAnnotationPresent(app.revanced.patcher.patch.annotations.Patch::class.java)) continue
-            @Suppress("UNCHECKED_CAST") this.add(clazz as Class<out Patch<Data>>)
+            if (!clazz.isAnnotationPresent(app.revanced.patcher.patch.annotations.Patch::class.java)) return@forEach
+            @Suppress("UNCHECKED_CAST") this.add(clazz as Class<out Patch<Context>>)
         }
+    }.sortedBy { it.patchName }
+
+    /**
+     * A patch bundle of type [Jar].
+     *
+     * @param patchBundlePath The path to the patch bundle.
+     */
+    class Jar(patchBundlePath: String) : PatchBundle(patchBundlePath) {
+
+        /**
+         * Load patches from the patch bundle.
+         *
+         * Patches will be loaded with a new [URLClassLoader].
+         */
+        fun loadPatches() = loadPatches(
+            URLClassLoader(
+                arrayOf(this.toURI().toURL()),
+                Thread.currentThread().contextClassLoader // TODO: find out why this is required
+            ),
+            StringIterator(
+                JarFile(this)
+                    .entries()
+                    .toList() // TODO: find a cleaner solution than that to filter non class files
+                    .filter {
+                        it.name.endsWith(".class") && !it.name.contains("$")
+                    }
+                    .iterator()
+            ) {
+                it.realName.replace('/', '.').replace(".class", "")
+            }
+        )
+    }
+
+    /**
+     * A patch bundle of type [Dex] format.
+     *
+     * @param patchBundlePath The path to a patch bundle of dex format.
+     * @param dexClassLoader The dex class loader.
+     */
+    class Dex(patchBundlePath: String, private val dexClassLoader: ClassLoader) : PatchBundle(patchBundlePath) {
+        /**
+         * Load patches from the patch bundle.
+         *
+         * Patches will be loaded to the provided [dexClassLoader].
+         */
+        fun loadPatches() = loadPatches(dexClassLoader,
+            StringIterator(DexFileFactory.loadDexFile(path, null).classes.iterator()) { classDef ->
+                classDef.type.substring(1, classDef.length - 1).replace('/', '.')
+            })
     }
 }

src/main/kotlin/app/revanced/patcher/util/patch/impl/DexPatchBundle.kt

@@ -1,17 +0,0 @@
-package app.revanced.patcher.util.patch.impl
-
-import app.revanced.patcher.util.patch.PatchBundle
-import app.revanced.patcher.util.patch.StringIterator
-import org.jf.dexlib2.DexFileFactory
-
-/**
- * A patch bundle of the ReVanced [DexPatchBundle] format.
- * @param patchBundlePath The path to a patch bundle of dex format.
- * @param dexClassLoader The dex class loader.
- */
-class DexPatchBundle(patchBundlePath: String, private val dexClassLoader: ClassLoader) : PatchBundle(patchBundlePath) {
-    fun loadPatches() = loadPatches(dexClassLoader,
-        StringIterator(DexFileFactory.loadDexFile(path, null).classes.iterator()) { classDef ->
-            classDef.type.substring(1, classDef.length - 1).replace('/', '.')
-        })
-}

src/main/kotlin/app/revanced/patcher/util/patch/impl/JarPatchBundle.kt

@@ -1,30 +0,0 @@
-package app.revanced.patcher.util.patch.impl
-
-import app.revanced.patcher.util.patch.PatchBundle
-import app.revanced.patcher.util.patch.StringIterator
-import java.net.URLClassLoader
-import java.util.jar.JarFile
-
-/**
- * A patch bundle of the ReVanced [JarPatchBundle] format.
- * @param patchBundlePath The path to the patch bundle.
- */
-class JarPatchBundle(patchBundlePath: String) : PatchBundle(patchBundlePath) {
-    fun loadPatches() = loadPatches(
-        URLClassLoader(
-            arrayOf(this.toURI().toURL()),
-            Thread.currentThread().contextClassLoader // TODO: find out why this is required
-        ),
-        StringIterator(
-            JarFile(this)
-                .entries()
-                .toList() // TODO: find a cleaner solution than that to filter non class files
-                .filter {
-                    it.name.endsWith(".class") && !it.name.contains("$")
-                }
-                .iterator()
-        ) {
-            it.realName.replace('/', '.').replace(".class", "")
-        }
-    )
-}

src/main/kotlin/app/revanced/patcher/util/proxy/ClassProxy.kt

@@ -8,34 +8,26 @@ import org.jf.dexlib2.iface.ClassDef
  *
  * A class proxy simply holds a reference to the original class
  * and allocates a mutable clone for the original class if needed.
- * @param immutableClass The class to proxy
+ * @param immutableClass The class to proxy.
  */
-class ClassProxy(
+class ClassProxy internal constructor(
     val immutableClass: ClassDef,
 ) {
-    internal var proxyUsed = false
-    internal lateinit var mutatedClass: MutableClass
-
-    init {
-        // in the instance, that a [MutableClass] is being proxied,
-        // do not create an additional clone and reuse the [MutableClass] instance
-        if (immutableClass is MutableClass) {
-            mutatedClass = immutableClass
-            proxyUsed = true
-        }
-    }
+    /**
+     * Weather the proxy was actually used.
+     */
+    internal var resolved = false
 
     /**
-     * Allocates and returns a mutable clone of the original class.
-     * A patch should always use the original immutable class reference
-     * to avoid unnecessary allocations for the mutable class.
-     * @return A mutable clone of the original class.
+     * The mutable clone of the original class.
+     *
+     * Note: This is only allocated if the proxy is actually used.
      */
-    fun resolve(): MutableClass {
-        if (!proxyUsed) {
-            proxyUsed = true
-            mutatedClass = MutableClass(immutableClass)
-        }
-        return mutatedClass
+    val mutableClass by lazy {
+        resolved = true
+        if (immutableClass is MutableClass) {
+            immutableClass
+        } else
+            MutableClass(immutableClass)
     }
 }

src/main/resources/revanced-patcher/version.properties

@@ -0,0 +1 @@
+version=${projectVersion}

src/test/kotlin/app/revanced/patcher/issues/Issue98.kt

@@ -0,0 +1,18 @@
+package app.revanced.patcher.issues
+
+import app.revanced.patcher.patch.PatchOption
+import org.junit.jupiter.api.Test
+import kotlin.test.assertNull
+
+internal class Issue98 {
+    companion object {
+        var key1: String? by PatchOption.StringOption(
+            "key1", null, "title", "description"
+        )
+    }
+
+    @Test
+    fun `should infer nullable type correctly`() {
+        assertNull(key1)
+    }
+}

src/test/kotlin/app/revanced/patcher/patch/PatchOptionsTest.kt

@@ -3,10 +3,12 @@ package app.revanced.patcher.patch
 import app.revanced.patcher.usage.bytecode.ExampleBytecodePatch
 import org.junit.jupiter.api.Test
 import org.junit.jupiter.api.assertThrows
+import kotlin.io.path.Path
+import kotlin.io.path.pathString
 import kotlin.test.assertNotEquals
 
 internal class PatchOptionsTest {
-    private val options = ExampleBytecodePatch().options
+    private val options = ExampleBytecodePatch.options
 
     @Test
     fun `should not throw an exception`() {
@@ -15,24 +17,33 @@ internal class PatchOptionsTest {
                 is PatchOption.StringOption -> {
                     option.value = "Hello World"
                 }
+
                 is PatchOption.BooleanOption -> {
                     option.value = false
                 }
+
                 is PatchOption.StringListOption -> {
                     option.value = option.options.first()
                     for (choice in option.options) {
                         println(choice)
                     }
                 }
+
                 is PatchOption.IntListOption -> {
                     option.value = option.options.first()
                     for (choice in option.options) {
                         println(choice)
                     }
                 }
+
+                is PatchOption.PathOption -> {
+                    option.value = Path("test.txt").pathString
+                }
             }
         }
-        val option = options["key1"]
+        val option = options.get<String>("key1")
+        // or: val option: String? by options["key1"]
+        // then you won't need `.value` every time
         println(option.value)
         options["key1"] = "Hello, world!"
         println(option.value)
@@ -40,7 +51,7 @@ internal class PatchOptionsTest {
 
     @Test
     fun `should return a different value when changed`() {
-        var value: String by options["key1"]
+        var value: String? by options["key1"]
         val current = value + "" // force a copy
         value = "Hello, world!"
         assertNotEquals(current, value)
@@ -52,6 +63,9 @@ internal class PatchOptionsTest {
         // > options["key2"] = null
         // is not possible because Kotlin
         // cannot reify the type "Nothing?".
+        // So we have to do this instead:
+        options["key2"] = null as Any?
+        // This is a cleaner replacement for the above:
         options.nullify("key2")
     }
 
@@ -63,12 +77,19 @@ internal class PatchOptionsTest {
     }
 
     @Test
-    fun `should fail because of invalid value type`() {
+    fun `should fail because of invalid value type when setting an option`() {
         assertThrows<InvalidTypeException> {
             options["key1"] = 123
         }
     }
 
+    @Test
+    fun `should fail because of invalid value type when getting an option`() {
+        assertThrows<InvalidTypeException> {
+            options.get<Int>("key1")
+        }
+    }
+
     @Test
     fun `should fail because of an illegal value`() {
         assertThrows<IllegalValueException> {
@@ -77,9 +98,16 @@ internal class PatchOptionsTest {
     }
 
     @Test
-    fun `should fail because of the requirement is not met`() {
+    fun `should fail because the requirement is not met`() {
         assertThrows<RequirementNotMetException> {
             options.nullify("key1")
         }
     }
+
+    @Test
+    fun `should fail because getting a non-initialized option is illegal`() {
+        assertThrows<RequirementNotMetException> {
+            println(options["key5"].value)
+        }
+    }
 }

src/test/kotlin/app/revanced/patcher/usage/bytecode/ExampleBytecodePatch.kt

@@ -3,18 +3,15 @@ package app.revanced.patcher.usage.bytecode
 import app.revanced.patcher.annotation.Description
 import app.revanced.patcher.annotation.Name
 import app.revanced.patcher.annotation.Version
-import app.revanced.patcher.data.impl.BytecodeData
+import app.revanced.patcher.data.BytecodeContext
 import app.revanced.patcher.extensions.addInstructions
 import app.revanced.patcher.extensions.or
 import app.revanced.patcher.extensions.replaceInstruction
-import app.revanced.patcher.patch.PatchOption
-import app.revanced.patcher.patch.PatchOptions
-import app.revanced.patcher.patch.PatchResult
-import app.revanced.patcher.patch.PatchResultSuccess
+import app.revanced.patcher.patch.*
 import app.revanced.patcher.patch.annotations.DependsOn
 import app.revanced.patcher.patch.annotations.Patch
-import app.revanced.patcher.patch.impl.BytecodePatch
 import app.revanced.patcher.usage.resource.annotation.ExampleResourceCompatibility
+import app.revanced.patcher.usage.resource.patch.ExampleResourcePatch
 import app.revanced.patcher.util.proxy.mutableTypes.MutableField.Companion.toMutable
 import app.revanced.patcher.util.proxy.mutableTypes.MutableMethod.Companion.toMutable
 import com.google.common.collect.ImmutableList
@@ -32,20 +29,25 @@ import org.jf.dexlib2.immutable.reference.ImmutableFieldReference
 import org.jf.dexlib2.immutable.reference.ImmutableStringReference
 import org.jf.dexlib2.immutable.value.ImmutableFieldEncodedValue
 import org.jf.dexlib2.util.Preconditions
+import kotlin.io.path.Path
 
 @Patch
 @Name("example-bytecode-patch")
 @Description("Example demonstration of a bytecode patch.")
 @ExampleResourceCompatibility
 @Version("0.0.1")
-@DependsOn([ExampleBytecodePatch::class])
+@DependsOn([ExampleResourcePatch::class])
 class ExampleBytecodePatch : BytecodePatch(listOf(ExampleFingerprint)) {
     // This function will be executed by the patcher.
     // You can treat it as a constructor
-    override fun execute(data: BytecodeData): PatchResult {
+    override fun execute(context: BytecodeContext): PatchResult {
         // Get the resolved method by its fingerprint from the resolver cache
         val result = ExampleFingerprint.result!!
 
+        // Patch options
+        println(key1)
+        key2 = false
+
         // Get the implementation for the resolved method
         val method = result.mutableMethod
         val implementation = method.implementation!!
@@ -53,14 +55,14 @@ class ExampleBytecodePatch : BytecodePatch(listOf(ExampleFingerprint)) {
         // Let's modify it, so it prints "Hello, ReVanced! Editing bytecode."
         // Get the start index of our opcode pattern.
         // This will be the index of the instruction with the opcode CONST_STRING.
-        val startIndex = result.patternScanResult!!.startIndex
+        val startIndex = result.scanResult.patternScanResult!!.startIndex
 
         implementation.replaceStringAt(startIndex, "Hello, ReVanced! Editing bytecode.")
 
         // Get the class in which the method matching our fingerprint is defined in.
-        val mainClass = data.findClass {
+        val mainClass = context.findClass {
             it.type == result.classDef.type
-        }!!.resolve()
+        }!!.mutableClass
 
         // Add a new method returning a string
         mainClass.methods.add(
@@ -164,18 +166,37 @@ class ExampleBytecodePatch : BytecodePatch(listOf(ExampleFingerprint)) {
         )
     }
 
-    override val options = PatchOptions(
-        PatchOption.StringOption(
-            "key1", "default", "title", "description", true
-        ),
-        PatchOption.BooleanOption(
-            "key2", true, "title", "description" // required defaults to false
-        ),
-        PatchOption.StringListOption(
-            "key3", "TEST", listOf("TEST", "TEST1", "TEST2"), "title", "description"
-        ),
-        PatchOption.IntListOption(
-            "key4", 1, listOf(1, 2, 3), "title", "description"
-        ),
-    )
+    @Suppress("unused")
+    companion object : OptionsContainer() {
+        private var key1 by option(
+            PatchOption.StringOption(
+                "key1", "default", "title", "description", true
+            )
+        )
+        private var key2 by option(
+            PatchOption.BooleanOption(
+                "key2", true, "title", "description" // required defaults to false
+            )
+        )
+        private var key3 by option(
+            PatchOption.StringListOption(
+                "key3", "TEST", listOf("TEST", "TEST1", "TEST2"), "title", "description"
+            )
+        )
+        private var key4 by option(
+            PatchOption.IntListOption(
+                "key4", 1, listOf(1, 2, 3), "title", "description"
+            )
+        )
+        private var key5 by option(
+            PatchOption.StringOption(
+                "key5", null, "title", "description", true
+            )
+        )
+        private var key6 by option(
+            PatchOption.PathOption(
+                "key6", Path("test.txt"), "title", "description", true
+            )
+        )
+    }
 }

src/test/kotlin/app/revanced/patcher/usage/bytecode/ExampleFingerprint.kt

@@ -1,23 +1,11 @@
 package app.revanced.patcher.usage.bytecode
-
-import app.revanced.patcher.annotation.Name
-import app.revanced.patcher.annotation.Version
 import app.revanced.patcher.extensions.or
 import app.revanced.patcher.fingerprint.method.annotation.FuzzyPatternScanMethod
-import app.revanced.patcher.fingerprint.method.annotation.MatchingMethod
 import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
-import app.revanced.patcher.usage.bytecode.ExampleBytecodeCompatibility
 import org.jf.dexlib2.AccessFlags
 import org.jf.dexlib2.Opcode
 
-@Name("example-fingerprint")
-@MatchingMethod(
-    "LexampleClass;",
-    "exampleMehod"
-)
 @FuzzyPatternScanMethod(2)
-@ExampleBytecodeCompatibility
-@Version("0.0.1")
 object ExampleFingerprint : MethodFingerprint(
     "V",
     AccessFlags.PUBLIC or AccessFlags.STATIC,

src/test/kotlin/app/revanced/patcher/usage/resource/patch/ExampleResourcePatch.kt

@@ -3,11 +3,11 @@ package app.revanced.patcher.usage.resource.patch
 import app.revanced.patcher.annotation.Description
 import app.revanced.patcher.annotation.Name
 import app.revanced.patcher.annotation.Version
-import app.revanced.patcher.data.impl.ResourceData
+import app.revanced.patcher.data.ResourceContext
 import app.revanced.patcher.patch.PatchResult
 import app.revanced.patcher.patch.PatchResultSuccess
+import app.revanced.patcher.patch.ResourcePatch
 import app.revanced.patcher.patch.annotations.Patch
-import app.revanced.patcher.patch.impl.ResourcePatch
 import app.revanced.patcher.usage.resource.annotation.ExampleResourceCompatibility
 import org.w3c.dom.Element
 
@@ -16,9 +16,9 @@ import org.w3c.dom.Element
 @Description("Example demonstration of a resource patch.")
 @ExampleResourceCompatibility
 @Version("0.0.1")
-class ExampleResourcePatch : ResourcePatch() {
-    override fun execute(data: ResourceData): PatchResult {
-        data.xmlEditor["AndroidManifest.xml"].use { editor ->
+class ExampleResourcePatch : ResourcePatch {
+    override fun execute(context: ResourceContext): PatchResult {
+        context.xmlEditor["AndroidManifest.xml"].use { editor ->
             val element = editor // regular DomFileEditor
                 .file
                 .getElementsByTagName("application")