Java tutorial
/* * Copyright 2012 JBoss 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 org.overlord.dtgov.ui.client.local.pages; import javax.annotation.PostConstruct; import javax.enterprise.context.Dependent; import javax.inject.Inject; import org.jboss.errai.databinding.client.api.DataBinder; import org.jboss.errai.databinding.client.api.InitialState; import org.jboss.errai.ui.nav.client.local.Page; import org.jboss.errai.ui.nav.client.local.PageState; import org.jboss.errai.ui.nav.client.local.TransitionAnchor; import org.jboss.errai.ui.nav.client.local.TransitionTo; import org.jboss.errai.ui.shared.api.annotations.AutoBound; import org.jboss.errai.ui.shared.api.annotations.Bound; import org.jboss.errai.ui.shared.api.annotations.DataField; import org.jboss.errai.ui.shared.api.annotations.EventHandler; import org.jboss.errai.ui.shared.api.annotations.Templated; import org.overlord.commons.gwt.client.local.widgets.HtmlSnippet; import org.overlord.dtgov.ui.client.local.ClientMessages; import org.overlord.dtgov.ui.client.local.beans.DeploymentHistoryFilterBean; import org.overlord.dtgov.ui.client.local.pages.deployments.DeploymentHistoryFilters; import org.overlord.dtgov.ui.client.local.pages.deployments.HistoryEventsList; import org.overlord.dtgov.ui.client.local.services.HistoryRpcService; import org.overlord.dtgov.ui.client.local.services.NotificationService; import org.overlord.dtgov.ui.client.local.services.rpc.IRpcServiceInvocationHandler; import org.overlord.dtgov.ui.client.local.util.DOMUtil; import org.overlord.dtgov.ui.client.local.util.DataBindingParentheticalConverter; import org.overlord.dtgov.ui.client.shared.beans.ArtifactHistoryBean; import com.google.common.collect.HashMultimap; import com.google.common.collect.Multimap; import com.google.gwt.dom.client.Element; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.logical.shared.ValueChangeEvent; import com.google.gwt.event.logical.shared.ValueChangeHandler; import com.google.gwt.user.client.ui.Anchor; import com.google.gwt.user.client.ui.InlineLabel; /** * The "Deployment History" page. * * @author eric.wittmann@redhat.com */ @Templated("/org/overlord/dtgov/ui/client/local/site/deploymentHistory.html#page") @Page(path = "deploymentHistory") @Dependent public class DeploymentHistoryPage extends AbstractPage { @Inject protected ClientMessages i18n; @Inject protected HistoryRpcService historyService; @Inject protected NotificationService notificationService; @PageState private String uuid; @Inject @AutoBound protected DataBinder<ArtifactHistoryBean> historyBean; // Breadcrumbs @Inject @DataField("back-to-dashboard") TransitionAnchor<DashboardPage> backToDashboard; @Inject @DataField("back-to-deployments") TransitionAnchor<DeploymentsPage> backToDeployments; @Inject @DataField("back-to-deployment") Anchor backToDeployment; @Inject TransitionTo<DeploymentDetailsPage> goToDeploymentDetails; // Deployment header @Inject @DataField("deployment-name") @Bound(property = "artifactName") InlineLabel name; @Inject @DataField("deployment-type") @Bound(property = "artifactType", converter = DataBindingParentheticalConverter.class) InlineLabel type; @Inject @DataField("deployment-version") @Bound(property = "artifactVersion", converter = DataBindingParentheticalConverter.class) InlineLabel deploymentVersion; // History summary information @Inject @DataField("deployment-name-2") @Bound(property = "artifactName") InlineLabel name2; @Inject @DataField("deployment-version-2") @Bound(property = "artifactVersion", converter = DataBindingParentheticalConverter.class) InlineLabel deploymentVersion2; // History event list @Inject @DataField("deployment-history-items") @Bound HistoryEventsList events; // History Filters @Inject @DataField("deployment-history-filters") protected DeploymentHistoryFilters filtersPanel; @Inject @DataField("deployment-history-loading-spinner") protected HtmlSnippet historyLoading; protected Element pageContent; /** * Constructor. */ public DeploymentHistoryPage() { } /** * Called after the widget is constructed. */ @PostConstruct protected void onPostConstruct() { pageContent = DOMUtil.findElementById(getElement(), "deployment-history-content-wrapper"); //$NON-NLS-1$ pageContent.addClassName("hide"); //$NON-NLS-1$ filtersPanel.addValueChangeHandler(new ValueChangeHandler<DeploymentHistoryFilterBean>() { @Override public void onValueChange(ValueChangeEvent<DeploymentHistoryFilterBean> event) { events.setFilters(event.getValue()); events.render(); } }); } /** * @see org.overlord.dtgov.ui.client.local.pages.AbstractPage#onPageShowing() */ @Override protected void onPageShowing() { pageContent.addClassName("hide"); //$NON-NLS-1$ historyLoading.getElement().removeClassName("hide"); //$NON-NLS-1$ historyService.listEvents(uuid, new IRpcServiceInvocationHandler<ArtifactHistoryBean>() { @Override public void onReturn(ArtifactHistoryBean data) { update(data); } @Override public void onError(Throwable error) { notificationService.sendErrorNotification(i18n.format("deployment-history.error"), error); //$NON-NLS-1$ } }); backToDeployment.setHref(createPageHref("deploymentDetails", "uuid", uuid)); //$NON-NLS-1$ //$NON-NLS-2$ } /** * Called when the history is loaded. * @param deployment */ protected void update(ArtifactHistoryBean bean) { this.historyBean.setModel(bean, InitialState.FROM_MODEL); historyLoading.getElement().addClassName("hide"); //$NON-NLS-1$ pageContent.removeClassName("hide"); //$NON-NLS-1$ } /** * Called when the user clicks the back-to-deployment breadcrumb. * @param event */ @EventHandler("back-to-deployment") protected void onBackToDeployment(ClickEvent event) { Multimap<String, String> state = HashMultimap.create(); state.put("uuid", uuid); //$NON-NLS-1$ goToDeploymentDetails.go(state); event.stopPropagation(); event.preventDefault(); } }