android 开机自动解锁功能

package com.gary.bootdelkeypassword; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.os.IBinder; import android.os.RemoteException; import android.os.ServiceManager; import android.util.Log; import android.os.Environment; import android.os.Bundle; import android.os.Handler; import java.io.File; import java.io.FileReader; import java.io.IOException; import java.io.PrintWriter; public class BootDelKeyPassword extends BroadcastReceiver{ private static final String TAG = "BootDelKeyPassword"; private static final String DEL_KEYPWD_COMMAND_INTENT = "com.gary.intent.bootdelkeypassword.BootDelKeyPasswordService"; private Context mContext = null; @Override public void onReceive(Context context, Intent intent) { //try { if(getAutoDeleteKeyPasswordFlag()){ Intent intent_cmd = new Intent(DEL_KEYPWD_COMMAND_INTENT); //intent.putExtra(COMMAND_PART2, OTA_PATH_IN_RECOVERY_PRE + strPkgPath); intent.putExtra("start_type", "response"); context.startService(intent_cmd); } //} catch (RemoteException e) { //e.printStackTrace(); //return ; //} } private boolean getAutoDeleteKeyPasswordFlag() { //final File[] file = Environment.getExternalStorageDirectory().listFiles();//("/sdcard").listFiles(); final File[] file = new File("/storage/sdcard1").listFiles();//("/mnt/sdcard").listFiles(); if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)){ Log.d(TAG, "getAutoDeleteKeyPasswordFlag mounted"); return false; } //if (file ==null)){ //Log.d(TAG, "getAutoDeleteKeyPasswordFlag mounted"); //return false; //} Log.d(TAG, "getAutoDeleteKeyPasswordFlag file" +file); for(int i=0 ; file!= null && i<file.length ;i++) { Log.d(TAG, "getAutoDeleteKeyPasswordFlag file[i].toString()=" +file[i].toString()); //need delete password key flag if(file[i].isDirectory() &&file[i].getName().equals("factory_reset")//file[i].toString().equals("FactoryReset") &&file[i].list().length<=0) { Log.d(TAG, "getAutoDeleteKeyPasswordFlag need delete"); file[i].delete(); return true; } } return false; } }