GraphBuilderListener.java

package org.apache.maven.diagrams.connector_api;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import org.apache.maven.diagrams.graph_api.Edge;
import org.apache.maven.diagrams.graph_api.Graph;
import org.apache.maven.diagrams.graph_api.GraphMetadata;
import org.apache.maven.diagrams.graph_api.Node;
import org.apache.maven.diagrams.graph_api.impl.GraphImpl;

/**
 * Example/simple implementation of GraphListener thats just builds the graph from the events.
 * 
 * @author <a href="mailto:ptab@newitech.com">Piotr Tabor</a>
 * @version $Id$
 * 
 */
public class GraphBuilderListener implements GraphListener
{
    private Graph resultGraph = null;

    public GraphBuilderListener()
    {
    }

    public void addEdge( Edge edge )
    {
        resultGraph.addEdge( edge );

    }

    public void addNode( Node node )
    {
        resultGraph.addNode( node );
    }

    public void finish()
    {
    }

    public void init( GraphMetadata metadata )
    {
        resultGraph = new GraphImpl( metadata );
    }

    /** Returns the current (builded) graph. */
    public Graph getGraph()
    {
        return resultGraph;
    }

    public void delEdge( Node node )
    {
        // TODO Auto-generated method stub

    }

    public void delNode( Node node )
    {
        // TODO Auto-generated method stub

    }

}