Java tutorial
/* * Copyright (c) 2011 PonySDK * Owners: * Luciano Broussal <luciano.broussal AT gmail.com> * Mathieu Barbier <mathieu.barbier AT gmail.com> * Nicolas Ciaravola <nicolas.ciaravola.pro AT gmail.com> * * WebSite: * http://code.google.com/p/pony-sdk/ * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ package com.ponysdk.core.terminal.request; import com.google.gwt.json.client.JSONValue; import elemental.client.Browser; import elemental.events.MessageEvent; import elemental.html.Uint8Array; public abstract class ParentRequestBuilder implements RequestBuilder { public ParentRequestBuilder(final String id, final RequestCallback callback) { // From Main terminal to the matching window terminal Browser.getWindow().setOnmessage(event -> { final Object data = ((MessageEvent) event).getData(); if (data instanceof Uint8Array) callback.onDataReceived((Uint8Array) data); }); setReady(id); } /** * To Main terminal */ public abstract void setReady(String id); /** * To Main terminal */ @Override public void send(final JSONValue requestData) { sendToParent(requestData.toString()); } /** * To Main terminal */ public abstract void sendToParent(String data); }