Java tutorial
/* * Copyright 2011 ArcBees Inc. * * 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.adamantium.company.gwtp.client.application.details.phone; import com.adamantium.company.gwtp.client.application.details.contacts.ContactsPresenter; import com.adamantium.company.gwtp.client.place.NameTokens; import com.adamantium.company.gwtp.client.place.TokenParameters; import com.adamantium.company.gwtp.shared.dispatch.GetPhoneAction; import com.adamantium.company.gwtp.shared.dispatch.GetPhoneResult; import com.google.gwt.storage.client.Storage; import com.google.gwt.user.client.Cookies; import com.google.gwt.user.client.Window; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.web.bindery.event.shared.EventBus; import com.gwtplatform.dispatch.rpc.shared.DispatchAsync; import com.gwtplatform.mvp.client.Presenter; import com.gwtplatform.mvp.client.View; import com.gwtplatform.mvp.client.annotations.NameToken; import com.gwtplatform.mvp.client.annotations.ProxyCodeSplit; import com.gwtplatform.mvp.client.annotations.TabInfo; import com.gwtplatform.mvp.client.proxy.TabContentProxyPlace; import com.gwtplatform.mvp.shared.proxy.PlaceRequest; import javax.inject.Inject; public class PhonePresenter extends Presenter<PhonePresenter.MyView, PhonePresenter.MyProxy> { private String companyId = ""; private final DispatchAsync dispatcher; private Storage stock = Storage.getLocalStorageIfSupported(); /** * {@link PhonePresenter}'s proxy. */ @ProxyCodeSplit @NameToken(NameTokens.phoneDetails) @TabInfo(container = ContactsPresenter.class, label = "Phone", priority = 1) // The second tab in the home tab public interface MyProxy extends TabContentProxyPlace<PhonePresenter> { } /** * {@link PhonePresenter}'s view. */ public interface MyView extends View { void setPhone(String phone); } @Inject PhonePresenter(EventBus eventBus, MyView view, MyProxy proxy, DispatchAsync dispatcher) { super(eventBus, view, proxy, ContactsPresenter.SLOT_SetTabContent); this.dispatcher = dispatcher; } @Override public void prepareFromRequest(PlaceRequest request) { super.prepareFromRequest(request); if (request.getParameter(TokenParameters.SELECTED_COMPANY_ID, null) != null) { companyId = request.getParameter(TokenParameters.SELECTED_COMPANY_ID, null); stock.setItem("companyId", companyId); } else { companyId = stock.getItem("companyId"); } } @Override protected void onReset() { super.onReset(); dispatcher.execute(new GetPhoneAction(companyId), new AsyncCallback<GetPhoneResult>() { @Override public void onFailure(Throwable caught) { getView().setPhone(""); Window.alert("Error: unable to get company phone from server"); } @Override public void onSuccess(GetPhoneResult result) { if (Cookies.getCookie("JSESSIONID") == null) { System.out.println("Set security cookie."); Cookies.setCookie("JSESSIONID", "JSESSIONID"); } getView().setPhone(result.getPhone()); } }); } }