/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2012 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package com.sun.faces.test.servlet30.dynamic; import javax.faces.application.Application; import javax.faces.component.FacesComponent; import javax.faces.component.UIColumn; import javax.faces.component.UIComponentBase; import javax.faces.component.UIViewRoot; import javax.faces.component.html.HtmlDataTable; import javax.faces.component.html.HtmlOutputText; import javax.faces.context.FacesContext; import javax.faces.event.AbortProcessingException; import javax.faces.event.PreRenderViewEvent; import javax.faces.event.SystemEvent; import javax.faces.event.SystemEventListener; @FacesComponent(value = "com.sun.faces.test.servlet30.dynamic.TableComponent" ) public class TableComponent extends UIComponentBase implements SystemEventListener { // // Constructor: Subscribes to PreRenderView Event(s) // public TableComponent() { setRendererType( "component" ); FacesContext context = FacesContext.getCurrentInstance(); UIViewRoot root = context.getViewRoot(); root.subscribeToViewEvent( PreRenderViewEvent.class, this ); } @Override public String getFamily() { return "com.sun.faces.test.servlet30.dynamic"; } public boolean isListenerForSource( Object source ) { return ( source instanceof UIViewRoot ); } // // Event processing: Creates a datatable and adds a component to it. // @Override public void processEvent( SystemEvent event ) throws AbortProcessingException { FacesContext context = FacesContext.getCurrentInstance(); if ( !context.isPostback() ) { Application application = context.getApplication(); HtmlDataTable dataTable = new HtmlDataTable(); dataTable.setVar( "_internal" ); dataTable.setValueExpression( "value", application.getExpressionFactory().createValueExpression( context.getELContext(), "#{addBean.list}", Object.class )); getChildren().add( dataTable ); UIColumn column = new UIColumn(); column.setId( context.getViewRoot().createUniqueId() ); dataTable.getChildren().add( column ); HtmlOutputText outputText = new HtmlOutputText(); outputText.setId( context.getViewRoot().createUniqueId() ); outputText.setValueExpression( "value", application.getExpressionFactory().createValueExpression( context.getELContext(), "#{_internal}", Object.class )); column.getChildren().add( outputText ); } } }