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Node.java

package edu.ksu.cis.bandera.specification.predicate.node;

/* This file was generated by SableCC (http://www.sable.mcgill.ca/sablecc/). */

import java.util.*;
import edu.ksu.cis.bandera.specification.predicate.analysis.*;

public abstract class Node implements Switchable, Cloneable
{
    private Node parent;

    public abstract Object clone();
    protected List cloneList(List list)
    {
        List clone = new LinkedList();

        for(Iterator i = list.iterator(); i.hasNext();)
        {
            clone.add(((Node) i.next()).clone());
        }

        return clone;
    }
    protected Node cloneNode(Node node)
    {
        if(node != null)
        {
            return (Node) node.clone();
        }

        return null;
    }
    public Node parent()
    {
        return parent;
    }
    void parent(Node parent)
    {
        this.parent = parent;
    }
    abstract void removeChild(Node child);
    public void replaceBy(Node node)
    {
        if(parent != null)
        {
            parent.replaceChild(this, node);
        }
    }
    abstract void replaceChild(Node oldChild, Node newChild);
    protected String toString(Node node)
    {
        if(node != null)
        {
            return node.toString();
        }

        return "";
    }
    protected String toString(List list)
    {
        StringBuffer s = new StringBuffer();

        for(Iterator i = list.iterator(); i.hasNext();)
        {
            s.append(i.next());
        }

        return s.toString();
    }
}

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