Examples with DexClassLoader dalvik.system.DexClassLoader used on opensource projects

Example 6 with DexClassLoader

use of dalvik.system.DexClassLoader in project AndroidDynamicLoader by mmin18.

the class FragmentLoader method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    if ("com.dianping.intent.action.LOAD_FRAGMENT".equals(getIntent().getAction())) {
        // we need to setup environment before super.onCreate
        try {
            String path = getIntent().getStringExtra("path");
            InputStream ins = MyApplication.instance().getAssets().open(path);
            byte[] bytes = new byte[ins.available()];
            ins.read(bytes);
            ins.close();
            File f = new File(MyApplication.instance().getFilesDir(), "dex");
            f.mkdir();
            f = new File(f, "FL_" + Integer.toHexString(path.hashCode()) + ".apk");
            FileOutputStream fos = new FileOutputStream(f);
            fos.write(bytes);
            fos.close();
            File fo = new File(MyApplication.instance().getFilesDir(), "dexout");
            fo.mkdir();
            DexClassLoader dcl = new DexClassLoader(f.getAbsolutePath(), fo.getAbsolutePath(), null, super.getClassLoader());
            cl = dcl;
            try {
                AssetManager am = (AssetManager) AssetManager.class.newInstance();
                am.getClass().getMethod("addAssetPath", String.class).invoke(am, f.getAbsolutePath());
                asm = am;
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
            Resources superRes = super.getResources();
            res = new Resources(asm, superRes.getDisplayMetrics(), superRes.getConfiguration());
            thm = res.newTheme();
            thm.setTo(super.getTheme());
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    super.onCreate(savedInstanceState);
    FrameLayout rootView = new FrameLayout(this);
    rootView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
    rootView.setId(android.R.id.primary);
    setContentView(rootView);
    if (savedInstanceState != null)
        return;
    if ("com.dianping.intent.action.LOAD_FRAGMENT".equals(getIntent().getAction())) {
        try {
            String fragmentClass = getIntent().getStringExtra("class");
            Fragment f = (Fragment) getClassLoader().loadClass(fragmentClass).newInstance();
            FragmentManager fm = getFragmentManager();
            FragmentTransaction ft = fm.beginTransaction();
            ft.add(android.R.id.primary, f);
            ft.commit();
        } catch (Exception e) {
            Toast.makeText(this, e.getMessage(), Toast.LENGTH_LONG).show();
        }
    } else {
        Fragment f = new ListApkFragment();
        FragmentManager fm = getFragmentManager();
        FragmentTransaction ft = fm.beginTransaction();
        ft.add(android.R.id.primary, f);
        ft.commit();
    }
}

Example 7 with DexClassLoader

use of dalvik.system.DexClassLoader in project AndroidDynamicLoader by mmin18.

the class ActivityLoader method onListItemClick.

@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
    if (position == 0) {
        Intent i = new Intent("com.dianping.intent.action.SAMPLE_ACTIVITY");
        startActivity(i);
        return;
    }
    if (position == 1) {
        MyApplication.CUSTOM_LOADER = null;
        return;
    }
    Map<String, String> item = data.get(position);
    String title = item.get("title");
    String path = item.get("path");
    try {
        File dex = getDir("dex", Context.MODE_PRIVATE);
        dex.mkdir();
        File f = new File(dex, title);
        InputStream fis = getAssets().open(path);
        FileOutputStream fos = new FileOutputStream(f);
        byte[] buffer = new byte[0xFF];
        int len;
        while ((len = fis.read(buffer)) > 0) {
            fos.write(buffer, 0, len);
        }
        fis.close();
        fos.close();
        File fo = getDir("outdex", Context.MODE_PRIVATE);
        fo.mkdir();
        DexClassLoader dcl = new DexClassLoader(f.getAbsolutePath(), fo.getAbsolutePath(), null, MyApplication.ORIGINAL_LOADER.getParent());
        MyApplication.CUSTOM_LOADER = dcl;
        Toast.makeText(this, title + " loaded, try launch again", Toast.LENGTH_SHORT).show();
    } catch (Exception e) {
        Toast.makeText(this, "Unable to load " + title, Toast.LENGTH_SHORT).show();
        e.printStackTrace();
        MyApplication.CUSTOM_LOADER = null;
    }
}

Example 8 with DexClassLoader

use of dalvik.system.DexClassLoader in project dynamic-load-apk by singwhatiwanna.

the class DLPluginManager method createDexClassLoader.

private DexClassLoader createDexClassLoader(String dexPath) {
    File dexOutputDir = mContext.getDir("dex", Context.MODE_PRIVATE);
    dexOutputPath = dexOutputDir.getAbsolutePath();
    DexClassLoader loader = new DexClassLoader(dexPath, dexOutputPath, mNativeLibDir, mContext.getClassLoader());
    return loader;
}

Example 9 with DexClassLoader

use of dalvik.system.DexClassLoader in project freeline by alibaba.

the class DexUtils method inject.

public static boolean inject(PathClassLoader classLoader, File dex, File opt) {
    Log.i(TAG, dex.getAbsolutePath() + " dex length: " + dex.length());
    Log.i(TAG, opt.getAbsolutePath() + " opt length: " + opt.length());
    DexFile[] dexFiles = null;
    Field pathListField = null;
    Field fDexElements = null;
    Object dstObject = null;
    try {
        Object newDexElements;
        int dexLength;
        if (VERSION.SDK_INT >= 14) {
            pathListField = ReflectUtil.fieldGetOrg(classLoader, Class.forName("dalvik.system.BaseDexClassLoader"), "pathList");
            fDexElements = ReflectUtil.fieldGetOrg(pathListField.get(classLoader), "dexElements");
            Object e = fDexElements.get(pathListField.get(classLoader));
            dstObject = e;
            dexFiles = new DexFile[Array.getLength(e)];
            for (int i = 0; i < Array.getLength(e); ++i) {
                newDexElements = Array.get(e, i);
                dexFiles[i] = (DexFile) ReflectUtil.fieldGet(newDexElements, "dexFile");
            }
        } else {
            pathListField = ReflectUtil.fieldGetOrg(classLoader, "mDexs");
            dstObject = pathListField.get(classLoader);
            dexFiles = new DexFile[Array.getLength(dstObject)];
            for (dexLength = 0; dexLength < Array.getLength(dstObject); ++dexLength) {
                dexFiles[dexLength] = (DexFile) Array.get(dstObject, dexLength);
            }
        }
        dexLength = Array.getLength(dstObject) + 1;
        newDexElements = Array.newInstance(fDexElements.getType().getComponentType(), dexLength);
        DexClassLoader dynamicDex = new DexClassLoader(dex.getAbsolutePath(), opt.getAbsolutePath(), null, classLoader.getParent());
        Log.i(TAG, "after opt, dex len:" + dex.length() + "; opt len:" + opt.length());
        Object pathList = pathListField.get(dynamicDex);
        Object dexElements = fDexElements.get(pathList);
        Object firstDexElement = Array.get(dexElements, 0);
        Array.set(newDexElements, 0, firstDexElement);
        for (int i = 0; i < dexLength - 1; ++i) {
            Object element = Array.get(dstObject, i);
            Array.set(newDexElements, i + 1, element);
        }
        if (VERSION.SDK_INT >= 14) {
            fDexElements.set(pathListField.get(classLoader), newDexElements);
        } else {
            pathListField.set(classLoader, newDexElements);
        }
        return true;
    } catch (Exception e) {
        Log.e(TAG, "fail to override classloader " + classLoader + " with " + dex.getAbsolutePath(), e);
        return false;
    }
}

Example 10 with DexClassLoader

use of dalvik.system.DexClassLoader in project fino by sysdream.

the class InspectionStub method loadMacro.

/**
     * @see IInspectionService.loadMacro
     */
public int loadMacro(final String name, final String dex) throws RemoteException {
    /*
	 * Then try and load the class
	 */
    try {
        String tmpname = UUID.randomUUID().toString() + ".jar";
        final File internal = new File(this.context.getDir("dex", Context.MODE_PRIVATE), tmpname);
        final File optimized = this.context.getDir("outdex", Context.MODE_PRIVATE);
        final FileOutputStream fos = new FileOutputStream(internal);
        fos.write(Base64.decode(dex, Base64.DEFAULT));
        fos.close();
        DexClassLoader loader = new DexClassLoader(internal.getAbsolutePath(), optimized.getAbsolutePath(), null, this.context.getClassLoader());
        Class clazz = loader.loadClass(name);
        return pushObject(clazz);
    } catch (Exception e) {
        //TODO debug
        e.printStackTrace();
        return -1;
    }
}