com.sun.faces.facelets.compiler.EncodingHandler Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jsf-impl Show documentation
This is the master POM file for Oracle's Implementation of the JSF 2.2 Specification.
There is a newer version: 2.2.20
/*
 * 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.dev.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.RIConstants;
import javax.faces.component.UIComponent;
import javax.faces.view.facelets.FaceletContext;
import javax.faces.view.facelets.FaceletHandler;
import java.io.IOException;
import java.util.Map;
import javax.faces.context.FacesContext;

public class EncodingHandler implements FaceletHandler {

    private final FaceletHandler next;
    private final String encoding;
    private final CompilationMessageHolder messageHolder;
    
    public EncodingHandler(FaceletHandler next, String encoding,
            CompilationMessageHolder messageHolder) {
        this.next = next;
        this.encoding = encoding;
        this.messageHolder = messageHolder;
    }

    public void apply(FaceletContext ctx, UIComponent parent)
            throws IOException {
        FacesContext context = ctx.getFacesContext();
        Map ctxAttributes = context.getAttributes();
        ctxAttributes.put("facelets.compilationMessages", this.messageHolder);
        this.next.apply(ctx, parent);
        ctxAttributes.remove("facelets.compilationMessages");
        this.messageHolder.processCompilationMessages(ctx.getFacesContext());
        if (!ctxAttributes.containsKey(RIConstants.FACELETS_ENCODING_KEY)) {
            ctx.getFacesContext().getAttributes().put(RIConstants.FACELETS_ENCODING_KEY, this.encoding);
        }
    }
    
    public static CompilationMessageHolder getCompilationMessageHolder(FaceletContext ctx) {

        return (CompilationMessageHolder) ctx.getFacesContext().getAttributes().get("facelets.compilationMessages");

    }

}