MediaScannerBroadcastActivity.java

package com.google.mcommerce.sample.android.chapter10.mediaplay;

import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;

public class MediaScannerBroadcastActivity extends Activity {
	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		sendBroadcast(new Intent(
				Intent.ACTION_MEDIA_MOUNTED,
				Uri.parse("file://" + Environment.getExternalStorageDirectory())));
		finish();
	}
}