最近在做清理系统缓存功能时,用到以下方法
PackageManager pm = context.getPackageManager(); Method localMethod = pm.getClass().getMethod("freeStorageAndNotify", Long.TYPE, IPackageDataObserver.class); Long localLong = Long.valueOf(getEnvironmentSize() - 1L); Object[] arrayOfObject = new Object[2]; arrayOfObject[0] = localLong; localMethod.invoke(pm, localLong, new IPackageDataObserver.Stub() { public void onRemoveCompleted(String packageName, boolean succeeded) throws RemoteException { } });
在调试状态能正常运行,但是正式打包编译就遇到一个错误,日志提示NoSuchMethodException(
freeStorageAndNotify
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