Broadcast Receiver接收并处理自定义Action广播通知

  private Context context;    @Override  public void onReceive(Context context, Intent intent) {  this.context = context;  deleteNotification();  }    private void deleteNotification() {  NotificationManager notificationManager = (NotificationManager) context.getSystemService(android.content.Context.NOTIFICATION_SERVICE);  notificationManager.cancel(Receiver1.NOTIFICATION_ID);  }  }      public class Receiver2 extends BroadcastReceiver {  private Context context;  @Override  public void onReceive(Context context, Intent intent) {  this.context = context;  deleteNotification();  }  private void deleteNotification() {  NotificationManager notificationManager = (NotificationManager) context.getSystemService(android.content.Context.NOTIFICATION_SERVICE);  notificationManager.cancel(Receiver1.NOTIFICATION_ID);  }  } Java代码    public class MainActivity extends Activity {  private final String ACTION_SEND = "com.forrest.action.SENDMESSAGE",  ACTION_CLEAR = "com.forrest.action.CLEARNOTIFICATION";    public void onCreate(Bundle savedInstanceState) {  super.onCreate(savedInstanceState);  setContentView(R.layout.main);  ( (Button) findViewById(R.id.btn1) ).setOnClickListener(new OnClickListener() {  public void onClick(View v) {  clickMenuItem(ACTION_SEND);  }  });  ( (Button) findViewById(R.id.btn2) ).setOnClickListener(new OnClickListener() {  public void onClick(View v) {  clickMenuItem(ACTION_CLEAR);  }  });  }    private void clickMenuItem(final String action) {  Intent intent = new Intent(action);  sendBroadcast(intent);  }  }      public class MainActivity extends Activity {  private final String ACTION_SEND = "com.forrest.action.SENDMESSAGE",  ACTION_CLEAR = "com.forrest.action.CLEARNOTIFICATION";  public void onCreate(Bundle savedInstanceState) {  super.onCreate(savedInstanceState);  setContentView(R.layout.main);  ( (Button) findViewById(R.id.btn1) ).setOnClickListener(new OnClickListener() {  public void onClick(View v) {  clickMenuItem(ACTION_SEND);  }  });  ( (Button) findViewById(R.id.btn2) ).setOnClickListener(new OnClickListener() {  public void onClick(View v) {  clickMenuItem(ACTION_CLEAR);  }  });  }  private void clickMenuItem(final String action) {  Intent intent = new Intent(action);  sendBroadcast(intent);  }  } 注册Broadcast Reciver Xml代码    <application android:ic