/*

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

  *

  * 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

  * http://www.netbeans.org/cddl-gplv2.html

  * or nbbuild/licenses/CDDL-GPL-2-CP. 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

  * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Sun in the GPL Version 2 section of the License file that

  * accompanied this code. If applicable, add the following below the

  * License Header, with the fields enclosed by brackets [] replaced by

  * your own identifying information:

  * "Portions Copyrighted [year] [name of copyright owner]"

  *

  * Contributor(s):

  *

  * Portions Copyrighted 2009 Jaroslav Tulach

  */

 package cz.xelfi.quoridor.freemarkerdor;

 import java.io.IOException;

 import java.io.InputStream;

 import java.lang.annotation.Annotation;

 import java.lang.reflect.Type;

 import javax.ws.rs.Consumes;

 import javax.ws.rs.WebApplicationException;

 import javax.ws.rs.core.MediaType;

 import javax.ws.rs.core.MultivaluedMap;

 import javax.ws.rs.ext.Provider;

 import javax.xml.parsers.DocumentBuilder;

 import javax.xml.parsers.DocumentBuilderFactory;

 import javax.xml.parsers.ParserConfigurationException;

 import org.w3c.dom.Document;

 import org.xml.sax.SAXException;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 @Provider

 @Consumes(MediaType.TEXT_XML)

 public class W3CDocumentReader implements javax.ws.rs.ext.MessageBodyReader<Document> {

     public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {

         return type == Document.class;

     }

     public Document readFrom(Class<Document> type, Type genericType, Annotation[] annotations, MediaType mediaType, MultivaluedMap<String, String> httpHeaders, InputStream entityStream) throws IOException, WebApplicationException {

         try {

             DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

             DocumentBuilder builder = factory.newDocumentBuilder();

             return builder.parse(entityStream);

         } catch (ParserConfigurationException ex) {

             throw new WebApplicationException(ex);

         } catch (SAXException ex) {

             throw new WebApplicationException(ex);

         }

     }

 }