src/dochelper/ResultNode.java

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/*
 * ResultNode.java
 *
 * Created on March 17, 2009, 4:20 PM
 *
 * Copyright 2009 Online Nederland Breedband B.V.
 * See the COPYRIGHT file for redistribution and use restrictions.
 * Authors: Guillermo Christen <guillermo.christen@is.online.nl>
 */
package dochelper;

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


public class ResultNode {

    private HashMap _params;

    private ArrayList<ResultNode> _children;

    private String _value;

    public String _name;

    public ResultNode(String value, HashMap params, String name) {
        this._value = value;
        this._params = params;
        this._name = name;
    }

    public void addChild(ResultNode node) {

        if (_children == null)
            _children = new ArrayList<ResultNode>();

        _children.add(node);
    }

    public List<ResultNode> getChildren() {
        return _children;
    }

    public String getValue() {
        return _value;
    }

    public HashMap getParams() {
        return _params;
    }
    
    public ResultNode find(String nodeName) {
        if (nodeName.equals(_name)){
                return this;
        } else {
                List<ResultNode> children = this.getChildren();
                
                for(ResultNode child : children) {
                        if (nodeName.equals(child._name)){
                                return child;
                        }
                }
                
                for(ResultNode child : children) {
                        ResultNode childResult = child.find(nodeName);
                        
                        if (childResult != null) {
                                return childResult;
                        }
                }               
        }
        
        return null;
    }

    public boolean hasLeaf() {

        //if this is a leaf it doesn't have leafs
        if(this.isLeaf())
            return false;

        //if any leaf is found return true
        for(ResultNode child : this.getChildren()) {
            if(child.isLeaf())
                return true;
        }

        //else return false
        return false;
    }


    public boolean isLeaf() {
        return ( this.getChildren()==null || this.getChildren().size()==0);
    }
    

    public String toString() {
        return "Result Node: [" + this._name + ", " + this._value + ", Num Children: " + ((_children!=null)?_children.size():"No children") + "]";
    }
}

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