Multiple Broadcast Receivers : Ordered Priority

MultiBR_OrderedPriority

/* 3 Broadcast Receivers
BR1 : Priority 3 - Dynamic BR.  Also has a abort method which consumes the intent.  
BR2 : Priority 10 - Statically Declared
BR3 : Priority 1 -Statically Declared 
AndroidManifest.xml
*/
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="course.examples.BroadcastReceiver.CompoundOrderedBroadcast"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="10"
        android:targetSdkVersion="18" />

    <uses-permission android:name="android.permission.VIBRATE" >
    </uses-permission>

    <application
        android:allowBackup="false"
        android:icon="@drawable/icon"
        android:label="@string/app_name" >
        <activity
            android:name=".CompoundOrderedBroadcast"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

//1. Set priority BR2, 10
        <receiver
            android:name=".Receiver2"
            android:exported="false" >
            <intent-filter android:priority="10" >
                <action android:name="course.examples.BroadcastReceiver.show_toast" >
                </action>
            </intent-filter>
        </receiver>

//2. Set priority BR3, 1
        <receiver
            android:name=".Receiver3"
            android:exported="false" >
            <intent-filter android:priority="1" >
                <action android:name="course.examples.BroadcastReceiver.show_toast" >
                </action>
            </intent-filter>
        </receiver>
    </application>

</manifest>

=======================================
//A compound ordered broadcast

package course.examples.BroadcastReceiver.CompoundOrderedBroadcast;

import android.app.Activity;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class CompoundOrderedBroadcast extends Activity {

	static final String CUSTOM_INTENT = "course.examples.BroadcastReceiver.show_toast";

//3. BR3, dynamic created receiver
	private final Receiver1 mReceiver = new Receiver1();

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);

//4.  Set priority 
		IntentFilter intentFilter = new IntentFilter(CUSTOM_INTENT);
		intentFilter.setPriority(3);
		registerReceiver(mReceiver, intentFilter);

		Button button = (Button) findViewById(R.id.button);
		button.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				sendOrderedBroadcast(new Intent(CUSTOM_INTENT),
						android.Manifest.permission.VIBRATE);
			}
		});
	}

	@Override
	protected void onDestroy() {
		unregisterReceiver(mReceiver);
		super.onDestroy();
	}
}

===================================================================
//Receiver1 

package course.examples.BroadcastReceiver.CompoundOrderedBroadcast;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Vibrator;
import android.util.Log;
import android.widget.Toast;

public class Receiver1 extends BroadcastReceiver {

	private final String TAG = "Receiver1";

	@Override
	public void onReceive(Context context, Intent intent) {

		Log.i(TAG, "INTENT RECEIVED");
// abortBroadcast -- this BR consumes the intent an aborts the broadcast if it is ordered.  
		if (isOrderedBroadcast()) {
			Log.i(TAG, "Calling abortBroadcast()");
			abortBroadcast();
		}
		
		Vibrator v = (Vibrator) context
				.getSystemService(Context.VIBRATOR_SERVICE);
		v.vibrate(500);

		Toast.makeText(context, "INTENT RECEIVED by Receiver1",
				Toast.LENGTH_LONG).show();
	}

}

====================================================================
//Receiver2
package course.examples.BroadcastReceiver.CompoundOrderedBroadcast;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Vibrator;
import android.util.Log;
import android.widget.Toast;

public class Receiver2 extends BroadcastReceiver {

	private final String TAG = "Receiver2";

	@Override
	public void onReceive(Context context, Intent intent) {

		Log.i(TAG, "INTENT RECEIVED");

		Vibrator v = (Vibrator) context
				.getSystemService(Context.VIBRATOR_SERVICE);
		v.vibrate(500);

		Toast.makeText(context, "INTENT RECEIVED by Receiver2",
				Toast.LENGTH_LONG).show();
	}
}
================================================================
// BR3 
package course.examples.BroadcastReceiver.CompoundOrderedBroadcast;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Vibrator;
import android.util.Log;
import android.widget.Toast;

public class Receiver3 extends BroadcastReceiver {

	private final String TAG = "Receiver3";

	@Override
	public void onReceive(Context context, Intent intent) {
		Log.i(TAG, "INTENT RECEIVED");

		Vibrator v = (Vibrator) context
				.getSystemService(Context.VIBRATOR_SERVICE);
		v.vibrate(500);

		Toast.makeText(context, "INTENT RECEIVED by Receiver3",
				Toast.LENGTH_LONG).show();

	}
}