/*
 * Copyright (c) 2008, Heng Yuan
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Heng Yuan nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY Heng Yuan ''AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL Heng Yuan BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.yuanheng.cookcc.doc;

/**
 * @author Heng Yuan
 * @version $Id$
 */
public class RhsDoc
{
	private String m_terms;
	private int m_caseValue = -1;			// special value indicating no case value set, since we do get case 0.
	private int m_lineNumber;
	private int m_actionLineNumber;
	private String m_action = "";

	public RhsDoc ()
	{
	}

	public void setTerms (String terms)
	{
		m_terms = terms;
	}

	public String getTerms ()
	{
		return m_terms;
	}

	/**
	 * Obtain the case value in the lexer.
	 */
	public int getCaseValue ()
	{
		return m_caseValue;
	}

	/**
	 * Set the case value in the parser.  This function is for internal use.
	 *
	 * @param	caseValue
	 * 			Computed caes value in DFA.
	 */
	public void setCaseValue (int caseValue)
	{
		m_caseValue = caseValue;
	}

	public int getLineNumber ()
	{
		return m_lineNumber;
	}

	public void setLineNumber (int lineNumber)
	{
		m_lineNumber = lineNumber;
	}

	public int getActionLineNumber ()
	{
		return m_actionLineNumber;
	}

	public void setActionLineNumber (int actionLineNumber)
	{
		m_actionLineNumber = actionLineNumber;
	}

	public String getAction ()
	{
		return m_action;
	}

	public void setAction (String action)
	{
		m_action = action;
	}
}

@@ -1680,24 +1680,29 @@
 ring m_terms
+ = %22%22
 ;%0D%0A%09private 
@@ -1960,24 +1960,62 @@
 terms)%0D%0A%09%7B%0D%0A
+%09%09if (terms == null)%0D%0A%09%09%09terms = %22%22;%0D%0A
 %09%09m_terms = 
@@ -2864,24 +2864,64 @@
 ction)%0D%0A%09%7B%0D%0A
+%09%09if (action == null)%0D%0A%09%09%09action = %22%22;%0D%0A
 %09%09m_action =

add code to prevent null values.