/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 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. * * * This file incorporates work covered by the following copyright and * permission notice: * * Copyright 2005-2007 The Apache Software Foundation * * 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.sun.faces.facelets.compiler; import com.sun.faces.renderkit.RenderKitUtils; import com.sun.faces.util.MessageUtils; import javax.el.ELContext; import javax.el.ExpressionFactory; import javax.faces.application.FacesMessage; import javax.faces.component.UIComponent; import javax.faces.component.UIViewRoot; import javax.faces.context.FacesContext; import java.io.IOException; import java.util.List; final class EndElementInstruction implements Instruction { private static final String HEAD_ELEMENT = "head"; private static final String BODY_ELEMENT = "body"; private final String element; public EndElementInstruction(String element) { this.element = element; } @Override public void write(FacesContext context) throws IOException { if (HEAD_ELEMENT.equalsIgnoreCase(this.element)) { warnUnhandledResources(context, HEAD_ELEMENT); } if (BODY_ELEMENT.equalsIgnoreCase(this.element)) { warnUnhandledResources(context, BODY_ELEMENT); RenderKitUtils.renderUnhandledMessages(context); } context.getResponseWriter().endElement(this.element); } @Override public Instruction apply(ExpressionFactory factory, ELContext ctx) { return this; } @Override public boolean isLiteral() { return true; } // --------------------------------------------------------- Private Methods private void warnUnhandledResources(FacesContext ctx, String target) { UIViewRoot root = ctx.getViewRoot(); if (root != null) { List<UIComponent> headResources = root.getComponentResources(ctx, target); if (headResources != null && !headResources.isEmpty()) { FacesMessage m = MessageUtils.getExceptionMessage(MessageUtils.NO_RESOURCE_TARGET_AVAILABLE, target); ctx.addMessage(null, m); } } } }