Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.alerts.activity; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import com.liferay.alerts.R; import com.liferay.alerts.model.Alert; import com.liferay.alerts.model.AlertType; import com.liferay.alerts.util.SettingsUtil; import com.liferay.alerts.util.ToastUtil; import com.liferay.mobile.android.PushNotificationsDeviceService; import com.liferay.mobile.android.pushnotificationsdevice.PushNotificationsDeviceServiceImpl; import com.liferay.mobile.android.service.Session; import com.liferay.mobile.android.service.SessionImpl; import com.liferay.mobile.android.task.callback.typed.StringAsyncTaskCallback; import org.json.JSONObject; /** * @author Bruno Farache */ public class SendActivity extends Activity { @Override protected void onCreate(Bundle state) { super.onCreate(state); setContentView(R.layout.send); _message = (EditText) findViewById(R.id.message); _send = (Button) findViewById(R.id.send); _send.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { Context context = getApplicationContext(); String email = SettingsUtil.getEmail(context); String password = SettingsUtil.getPassword(context); String server = SettingsUtil.getServer(context); Session session = new SessionImpl(server, email, password, new StringAsyncTaskCallback() { @Override public void onFailure(Exception exception) { _handleException(exception); } @Override public void onSuccess(String result) { ToastUtil.show(SendActivity.this, R.string.send_notification_success, true); } }); PushNotificationsDeviceService service = new PushNotificationsDeviceServiceImpl(session); try { String message = _message.getText().toString(); JSONObject payload = new JSONObject(); payload.put(Alert.MESSAGE, message); payload.put(Alert.TYPE, AlertType.TEXT.toString()); service.sendPushNotification(payload.toString()); } catch (Exception e) { _handleException(e); } } }); } private void _handleException(Exception exception) { String message = getString(R.string.send_notification_failure); message = message + exception.getMessage(); ToastUtil.show(this, message, true); } private EditText _message; private Button _send; }