# ApplicationSerializer.java

    /*
     * Copyright 2007, 2008 Niclas Hedhman.
     *
     * 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.qi4j.library.rdf.model;

    import java.io.PrintWriter;
    import org.openrdf.model.Graph;
    import org.openrdf.model.impl.GraphImpl;
    import org.qi4j.api.structure.Application;
    import org.qi4j.library.rdf.serializer.RdfXmlSerializer;
    import org.qi4j.library.rdf.serializer.SerializerContext;

    public class ApplicationSerializer
    {
        public Graph serialize( Application app )
        {
            Graph graph = new GraphImpl();
            SerializerContext context = new SerializerContext( graph );
            ApplicationVisitor applicationVisitor = new ApplicationVisitor( context );
            ( (Application) app ).descriptor().accept( applicationVisitor );
            return graph;
        }

        public void outputMetadata( Graph rdf, PrintWriter writer )
            throws Exception
        {
            new RdfXmlSerializer().serialize( rdf, writer );
        }
    }