/*
* Copyright (c) 2008, Rickard Öberg. All Rights Reserved.
*
* 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 org.qi4j.api.composite.MethodDescriptor;
import org.qi4j.api.composite.TransientDescriptor;
import org.qi4j.api.entity.EntityDescriptor;
import org.qi4j.api.object.ObjectDescriptor;
import org.qi4j.api.structure.ApplicationDescriptor;
import org.qi4j.api.structure.LayerDescriptor;
import org.qi4j.api.structure.ModuleDescriptor;
import org.qi4j.functional.HierarchicalVisitorAdapter;
import org.qi4j.library.rdf.Qi4jRdf;
import org.qi4j.library.rdf.serializer.SerializerContext;
import static org.qi4j.functional.Iterables.first;
/**
* JAVADOC
*/
class ApplicationVisitor extends HierarchicalVisitorAdapter<Object, Object, RuntimeException>
{
private SerializerContext context;
private String appUri;
private String layerUri;
private String moduleUri;
private String compositeUri;
ApplicationVisitor( SerializerContext context )
{
this.context = context;
}
@Override
public boolean visitEnter( Object visited )
throws RuntimeException
{
if( visited instanceof ApplicationDescriptor )
{
ApplicationDescriptor applicationDescriptor = (ApplicationDescriptor) visited;
appUri = context.createApplicationUri( applicationDescriptor.name() );
context.setNameAndType( appUri, applicationDescriptor.name(), Qi4jRdf.TYPE_APPLICATION );
}
if( visited instanceof LayerDescriptor )
{
LayerDescriptor layerDescriptor = (LayerDescriptor) visited;
layerUri = context.createLayerUri( appUri, layerDescriptor.name() );
context.setNameAndType( layerUri, layerDescriptor.name(), Qi4jRdf.TYPE_LAYER );
context.addRelationship( appUri, Qi4jRdf.RELATIONSHIP_LAYER, layerUri );
}
if( visited instanceof ModuleDescriptor )
{
ModuleDescriptor moduleDescriptor = (ModuleDescriptor) visited;
moduleUri = context.createModuleUri( layerUri, moduleDescriptor.name() );
context.setNameAndType( layerUri, moduleDescriptor.name(), Qi4jRdf.TYPE_MODULE );
context.addRelationship( layerUri, Qi4jRdf.RELATIONSHIP_MODULE, moduleUri );
}
if( visited instanceof TransientDescriptor )
{
TransientDescriptor transientDescriptor = (TransientDescriptor) visited;
compositeUri = context.createCompositeUri( moduleUri, first( transientDescriptor.types() ) );
context.addType( compositeUri, Qi4jRdf.TYPE_COMPOSITE );
context.addRelationship( moduleUri, Qi4jRdf.RELATIONSHIP_COMPOSITE, compositeUri );
}
if( visited instanceof EntityDescriptor )
{
EntityDescriptor entityDescriptor = (EntityDescriptor) visited;
compositeUri = context.createCompositeUri( moduleUri, first( entityDescriptor.types() ) );
context.addType( compositeUri, Qi4jRdf.TYPE_ENTITY );
context.addRelationship( moduleUri, Qi4jRdf.RELATIONSHIP_ENTITY, compositeUri );
}
if( visited instanceof ObjectDescriptor )
{
ObjectDescriptor objectDescriptor = (ObjectDescriptor) visited;
compositeUri = context.createCompositeUri( moduleUri, first( objectDescriptor.types() ) );
context.addType( compositeUri, Qi4jRdf.TYPE_OBJECT );
context.addRelationship( moduleUri, Qi4jRdf.RELATIONSHIP_OBJECT, compositeUri );
}
if( visited instanceof MethodDescriptor )
{
MethodDescriptor compositeMethodDescriptor = (MethodDescriptor) visited;
String compositeMethodUri = context.createCompositeMethodUri( compositeUri, compositeMethodDescriptor.method() );
context.addType( compositeMethodUri, Qi4jRdf.TYPE_METHOD );
context.addRelationship( compositeUri, Qi4jRdf.RELATIONSHIP_METHOD, compositeMethodUri );
}
return true;
}
}