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/*
 * Copyright 2015 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * 
 *      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.drools.beliefs.graph.impl;

import org.drools.beliefs.graph.Edge;
import org.drools.beliefs.graph.GraphNode;

import java.util.ArrayList;
import java.util.List;

public class GraphNodeImpl implements GraphNode {
    private int id;
    private T content;


    private List inEdges = new ArrayList();
    private List outEdges = new ArrayList();

    public GraphNodeImpl(int id) {
        this.id = id;
    }

    public void setContent(T content) {
        this.content = content;
    }

    public T getContent() {
        return content;
    }

    public int getId() {
        return this.id;
    }

    public void addInEdge(Edge outEdge) {
        inEdges.add( outEdge );
    }

    public void addOutEdge(Edge inEdge) {
        outEdges.add( inEdge );
    }

    public void removeInEdge(Edge outEdge) {
        inEdges.remove(outEdge);
    }

    public void removeOutEdge(Edge inEdge) {
        outEdges.remove(inEdge);
    }

    @Override
    public List getInEdges() {
        return inEdges;
    }

    @Override
    public List getOutEdges() {
        return outEdges;
    }

    @Override
    public String toString() {
        return "VertexImpl{" +
               "id=" + id +
               ", content=" + content +
               ", inEdges=" + inEdges +
               ", outEdges=" + outEdges +
               '}';
    }
}