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Provide a choice for developer to decide to use which mode to load sp…
…lit, including single and multiple class loader.
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24 changes: 24 additions & 0 deletions
24
...loader/src/main/java/com/iqiyi/android/qigsaw/core/splitload/SplitApplicationLoaders.java
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204
...litloader/src/main/java/com/iqiyi/android/qigsaw/core/splitload/SplitCompatDexLoader.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,204 @@ | ||
| package com.iqiyi.android.qigsaw.core.splitload; | ||
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| import android.os.Build; | ||
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| import com.iqiyi.android.qigsaw.core.common.SplitLog; | ||
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| import java.io.File; | ||
| import java.io.IOException; | ||
| import java.lang.reflect.Field; | ||
| import java.lang.reflect.InvocationTargetException; | ||
| import java.lang.reflect.Method; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| /** | ||
| * Source code from Tinker | ||
| */ | ||
| final class SplitCompatDexLoader { | ||
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| private static final String TAG = "SplitCompatDexLoader"; | ||
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| private static int sPatchDexCount = 0; | ||
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| static void load(ClassLoader classLoader, File dexOptDir, List<File> files) | ||
| throws Throwable { | ||
| if (!files.isEmpty()) { | ||
| if (Build.VERSION.SDK_INT >= 23) { | ||
| V23.load(classLoader, files, dexOptDir); | ||
| } else if (Build.VERSION.SDK_INT >= 19) { | ||
| V19.load(classLoader, files, dexOptDir); | ||
| } else if (Build.VERSION.SDK_INT >= 14) { | ||
| V14.load(classLoader, files, dexOptDir); | ||
| } else { | ||
| throw new UnsupportedOperationException("don't support under SDK version 14!"); | ||
| } | ||
| sPatchDexCount = files.size(); | ||
| } | ||
| } | ||
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| static void unLoad(ClassLoader classLoader) throws Throwable { | ||
| if (sPatchDexCount <= 0) { | ||
| return; | ||
| } | ||
| if (Build.VERSION.SDK_INT >= 14) { | ||
| Field pathListField = HiddenApiReflection.findField(classLoader, "pathList"); | ||
| Object dexPathList = pathListField.get(classLoader); | ||
| HiddenApiReflection.reduceFieldArray(dexPathList, "dexElements", sPatchDexCount); | ||
| } else { | ||
| throw new RuntimeException("don't support under SDK version 14!"); | ||
| } | ||
| } | ||
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| /** | ||
| * Installer for platform versions 19. | ||
| */ | ||
| private static final class V23 { | ||
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| private static void load(ClassLoader loader, List<File> additionalClassPathEntries, | ||
| File optimizedDirectory) | ||
| throws IllegalArgumentException, IllegalAccessException, | ||
| NoSuchFieldException, InvocationTargetException, NoSuchMethodException, IOException { | ||
| /* The patched class loader is expected to be a descendant of | ||
| * dalvik.system.BaseDexClassLoader. We modify its | ||
| * dalvik.system.DexPathList pathList field to append additional DEX | ||
| * file entries. | ||
| */ | ||
| Field pathListField = HiddenApiReflection.findField(loader, "pathList"); | ||
| Object dexPathList = pathListField.get(loader); | ||
| ArrayList<IOException> suppressedExceptions = new ArrayList<>(); | ||
| HiddenApiReflection.expandFieldArray(dexPathList, "dexElements", makePathElements(dexPathList, | ||
| new ArrayList<>(additionalClassPathEntries), optimizedDirectory, | ||
| suppressedExceptions)); | ||
| if (suppressedExceptions.size() > 0) { | ||
| for (IOException e : suppressedExceptions) { | ||
| SplitLog.e(TAG, "Exception in makePathElement", e); | ||
| throw e; | ||
| } | ||
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| } | ||
| } | ||
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| /** | ||
| * A wrapper around | ||
| * {@code private static final dalvik.system.DexPathList#makePathElements}. | ||
| */ | ||
| private static Object[] makePathElements( | ||
| Object dexPathList, ArrayList<File> files, File optimizedDirectory, | ||
| ArrayList<IOException> suppressedExceptions) | ||
| throws IllegalAccessException, InvocationTargetException, NoSuchMethodException { | ||
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| Method makePathElements; | ||
| try { | ||
| makePathElements = HiddenApiReflection.findMethod(dexPathList, "makePathElements", List.class, File.class, | ||
| List.class); | ||
| } catch (NoSuchMethodException e) { | ||
| SplitLog.e(TAG, "NoSuchMethodException: makePathElements(List,File,List) failure"); | ||
| try { | ||
| makePathElements = HiddenApiReflection.findMethod(dexPathList, "makePathElements", ArrayList.class, File.class, ArrayList.class); | ||
| } catch (NoSuchMethodException e1) { | ||
| SplitLog.e(TAG, "NoSuchMethodException: makeDexElements(ArrayList,File,ArrayList) failure"); | ||
| try { | ||
| SplitLog.w(TAG, "NoSuchMethodException: try use v19 instead"); | ||
| return V19.makeDexElements(dexPathList, files, optimizedDirectory, suppressedExceptions); | ||
| } catch (NoSuchMethodException e2) { | ||
| SplitLog.e(TAG, "NoSuchMethodException: makeDexElements(List,File,List) failure"); | ||
| throw e2; | ||
| } | ||
| } | ||
| } | ||
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| return (Object[]) makePathElements.invoke(dexPathList, files, optimizedDirectory, suppressedExceptions); | ||
| } | ||
| } | ||
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| /** | ||
| * Installer for platform versions 19. | ||
| */ | ||
| private static final class V19 { | ||
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| private static void load(ClassLoader loader, List<File> additionalClassPathEntries, | ||
| File optimizedDirectory) | ||
| throws IllegalArgumentException, IllegalAccessException, | ||
| NoSuchFieldException, InvocationTargetException, NoSuchMethodException, IOException { | ||
| /* The patched class loader is expected to be a descendant of | ||
| * dalvik.system.BaseDexClassLoader. We modify its | ||
| * dalvik.system.DexPathList pathList field to append additional DEX | ||
| * file entries. | ||
| */ | ||
| Field pathListField = HiddenApiReflection.findField(loader, "pathList"); | ||
| Object dexPathList = pathListField.get(loader); | ||
| ArrayList<IOException> suppressedExceptions = new ArrayList<>(); | ||
| HiddenApiReflection.expandFieldArray(dexPathList, "dexElements", makeDexElements(dexPathList, | ||
| new ArrayList<>(additionalClassPathEntries), optimizedDirectory, | ||
| suppressedExceptions)); | ||
| if (suppressedExceptions.size() > 0) { | ||
| for (IOException e : suppressedExceptions) { | ||
| SplitLog.e(TAG, "Exception in makeDexElement", e); | ||
| throw e; | ||
| } | ||
| } | ||
| } | ||
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| /** | ||
| * A wrapper around | ||
| * {@code private static final dalvik.system.DexPathList#makeDexElements}. | ||
| */ | ||
| private static Object[] makeDexElements( | ||
| Object dexPathList, ArrayList<File> files, File optimizedDirectory, | ||
| ArrayList<IOException> suppressedExceptions) | ||
| throws IllegalAccessException, InvocationTargetException, NoSuchMethodException { | ||
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| Method makeDexElements; | ||
| try { | ||
| makeDexElements = HiddenApiReflection.findMethod(dexPathList, "makeDexElements", ArrayList.class, File.class, | ||
| ArrayList.class); | ||
| } catch (NoSuchMethodException e) { | ||
| SplitLog.e(TAG, "NoSuchMethodException: makeDexElements(ArrayList,File,ArrayList) failure"); | ||
| try { | ||
| makeDexElements = HiddenApiReflection.findMethod(dexPathList, "makeDexElements", List.class, File.class, List.class); | ||
| } catch (NoSuchMethodException e1) { | ||
| SplitLog.e(TAG, "NoSuchMethodException: makeDexElements(List,File,List) failure"); | ||
| throw e1; | ||
| } | ||
| } | ||
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| return (Object[]) makeDexElements.invoke(dexPathList, files, optimizedDirectory, suppressedExceptions); | ||
| } | ||
| } | ||
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| /** | ||
| * Installer for platform versions 14, 15, 16, 17 and 18. | ||
| */ | ||
| private static final class V14 { | ||
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| private static void load(ClassLoader loader, List<File> additionalClassPathEntries, | ||
| File optimizedDirectory) | ||
| throws IllegalArgumentException, IllegalAccessException, | ||
| NoSuchFieldException, InvocationTargetException, NoSuchMethodException { | ||
| /* The patched class loader is expected to be a descendant of | ||
| * dalvik.system.BaseDexClassLoader. We modify its | ||
| * dalvik.system.DexPathList pathList field to append additional DEX | ||
| * file entries. | ||
| */ | ||
| Field pathListField = HiddenApiReflection.findField(loader, "pathList"); | ||
| Object dexPathList = pathListField.get(loader); | ||
| HiddenApiReflection.expandFieldArray(dexPathList, "dexElements", makeDexElements(dexPathList, | ||
| new ArrayList<>(additionalClassPathEntries), optimizedDirectory)); | ||
| } | ||
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| /** | ||
| * A wrapper around | ||
| * {@code private static final dalvik.system.DexPathList#makeDexElements}. | ||
| */ | ||
| private static Object[] makeDexElements( | ||
| Object dexPathList, ArrayList<File> files, File optimizedDirectory) | ||
| throws IllegalAccessException, InvocationTargetException, | ||
| NoSuchMethodException { | ||
| Method makeDexElements = | ||
| HiddenApiReflection.findMethod(dexPathList, "makeDexElements", ArrayList.class, File.class); | ||
| return (Object[]) makeDexElements.invoke(dexPathList, files, optimizedDirectory); | ||
| } | ||
| } | ||
|
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| } |
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