import com.amazon.device.messaging.ADM; //导入依赖的package包/类
@Override
protected Void doInBackground(Context... params)
{
	GCMRegistrar.unregister(params[0]);
	try
	{
	    Class.forName( "com.amazon.device.messaging.ADM" );
	}
	catch (ClassNotFoundException e)
	{
	    return null;
	}
	final ADM adm = new ADM(KlyphApplication.getInstance());
	adm.startUnregister();
	return null;
}
 

import com.amazon.device.messaging.ADM; //导入依赖的package包/类
public static boolean arePushNotificationsAvailable()
{
	if (KlyphFlags.IS_AMAZON_VERSION)
	{
		try
		{
			Class.forName("com.amazon.device.messaging.ADM");
		}
		catch (ClassNotFoundException e)
		{
			return false;
		}

		final ADM adm = new ADM(KlyphApplication.getInstance());
		return adm.isSupported();
	}

	return true;
}
 

import com.amazon.device.messaging.ADM; //导入依赖的package包/类
/**
 * Sets the context of the Command. This can then be used to do things like get file paths associated with the
 * Activity.
 * 
 * @param cordova
 *            The context of the main Activity.
 * @param webView
 *            The associated CordovaWebView.
 */
@Override
public void initialize(CordovaInterface cordova, CordovaWebView webView) {
    super.initialize(cordova, webView);
    // Initialize only for Amazon devices 2nd Generation and later
    if (this.isAmazonDevice() && !isFirstGenKindleFireDevice()) {
        adm = new ADM(cordova.getActivity());
        activity = (CordovaActivity) cordova.getActivity();
        webview = this.webView;
        isForeground = true;
        ADMMessageHandler.saveConfigOptions(activity);
    } else {
        LOG.e(TAG, NON_AMAZON_DEVICE_ERROR);
    }
}
 

import com.amazon.device.messaging.ADM; //导入依赖的package包/类
public static void registerIfNecessary()
{
	final Context context = KlyphApplication.getInstance();
	Log.d("KlyphADM", "registerIfNecessary: ");
	try
	{
	    Class.forName( "com.amazon.device.messaging.ADM" );
	}
	catch (ClassNotFoundException e)
	{
	    return;
	}
	
	final ADM adm = new ADM(context);
       if (adm.isSupported())
       {
       	Log.d("KlyphADM", "registerIfNecessary: 1");
           if(adm.getRegistrationId() == null)
           {
           	Log.d("KlyphADM", "registerIfNecessary: 2");
               registerTask = new RegisterTask();
   			registerTask.execute(context);
           } 
           else 
           {
           	Log.d("KlyphADM", "registerIfNecessary: 3");
               /* Send the registration ID for this app instance to your server. */
               /* This is a redundancy since this should already have been performed at registration time from the onRegister() callback */
               /* but we do it because our python server doesn't save registration IDs. */
               registerOnServerTask = new RegisterOnServerTask();
   			registerOnServerTask.execute(context);
           }
       }
}
 

import com.amazon.device.messaging.ADM; //导入依赖的package包/类
private void register(){
    final ADM adm = new ADM(this);
    if (adm.isSupported()){
        if(adm.getRegistrationId() == null){
            adm.startRegister();
        }
    }
}