findvarnames.java

SRI international 发布的OAA框架软件

// $CALOLSI$
/*
 * #=========================================================================
 * # Copyright 2004 SRI International.  All rights reserved.
 * #
 * # The material contained in this file is confidential and proprietary to SRI
 * # International and may not be reproduced, published, or disclosed to others
 * # without authorization from SRI International.
 * #
 * # DISCLAIMER OF WARRANTIES
 * #
 * # SRI International MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE
 * # SUITABILITY OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT
 * # LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * # PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SRI International SHALL NOT BE
 * # LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
 * # OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES
 * #=========================================================================
 * Author : evans
 * Date: May 12, 2004
 * Time: 11:21:24 AM
 */
package com.sri.oaa2.mapper;

import java.util.LinkedList;
import java.util.List;

import com.sri.oaa2.icl.IclVar;

/**
 * Traverses an ICL tree and collects names of IclVar instances.
 */
public class FindVarNames
        extends IclTraversal
{
    private List varNames = new LinkedList();

    public List getVarNames()
    {
        return varNames;
    }

    public boolean visit(IclVar icl)
    {
        varNames.add(icl.toString());
        return true;
    }
}