/*
 * Copyright 2013 Red Hat Inc. and/or its affiliates and other contributors.
 *
 * 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.switchyard.serial.graph.node;

import java.io.Serializable;

import org.switchyard.serial.graph.Graph;

/**
 * Represents a node in a graph.
 *
 * @author David Ward &lt;<a href="mailto:dward@jboss.org">dward@jboss.org</a>&gt; &copy; 2012 Red Hat Inc.
 */
public interface Node extends Serializable {

    /**
     * Composes the specified object into the graph.
     * @param obj the specified object
     * @param graph the graph
     */
    public void compose(Object obj, Graph graph);

    /**
     * Decomposes the object from the graph.
     * @param graph the graph
     * @return the object
     */
    public Object decompose(Graph graph);

}
