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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2014 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
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 */
package org.glassfish.hk2.xml.internal;

import java.io.Serializable;
import java.util.Map;

/**
 * A node with information about the parent, which is therefor
 * specific to a place in a tree
 * 
 * @author jwells
 *
 */
public class ParentedNode implements Serializable {
    private static final long serialVersionUID = 7004413497291650707L;
    
    private String childName;
    private ChildType childType;
    private UnparentedNode child;
    private Map defaultChild;
    
    public ParentedNode() {
    }
    
    public ParentedNode(String childName, ChildType childType, UnparentedNode child, Map defaultChild) {
        this.childName = childName;
        this.childType = childType;
        this.child = child;
        this.defaultChild = defaultChild;
    }
    
    public String getChildName() {
        return childName;
    }
    
    public UnparentedNode getChild() {
        return child;
    }
    
    public ChildType getChildType() {
        return childType;
    }
    
    /**
     * This is used when there are bean cycles.  If
     * the original child had not yet been processed
     * a placeholder was used, this method is used
     * to replace the placeholder with the real thing
     * 
     * @param child A non-placeholder child
     */
    public void setChild(UnparentedNode child) {
        this.child = child;
    }
    
    @Override
    public String toString() {
        return "ParentedNode(" + childName + "," + child + "," + System.identityHashCode(this) + ")";
    }

}