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/*
* ExpressionListRule.java
*
* comments here.
*
* @author Michiaki Tatsubori
* @version %VERSION% %DATE%
* @see java.lang.Object
*
* COPYRIGHT 1998 by Michiaki Tatsubori, ALL RIGHTS RESERVED.
*/
package io.devnulllabs.openjava.syntax;
import io.devnulllabs.openjava.mop.Environment;
import io.devnulllabs.openjava.ptree.Expression;
import io.devnulllabs.openjava.ptree.ExpressionList;
import io.devnulllabs.openjava.ptree.ParseTree;
/**
* The class <code>ExpressionListRule</code>
* <p>
* For example
* <pre>
* </pre>
* <p>
*
* @author Michiaki Tatsubori
* @version 1.0
* @since $Id: ExpressionListRule.java,v 1.2 2003/02/19 02:54:32 tatsubori Exp $
* @see java.lang.Object
*/
public final class ExpressionListRule extends SeparatedListRule
{
private ExpressionList exprList = null;
public ExpressionListRule( ExpressionRule exprRule, boolean allowsEmpty ) {
super( exprRule, TokenID.COMMA, allowsEmpty );
}
public ExpressionListRule( ExpressionRule exprRule ) {
this( exprRule, false );
}
public ExpressionListRule( Environment env, boolean allowsEmpty ) {
this( new ExpressionRule( env ), allowsEmpty );
}
public ExpressionListRule( Environment env ) {
this( env, false );
}
protected void initList() {
exprList = new ExpressionList();
}
protected void addListElement( Object elem ) {
exprList.add( (Expression) elem );
}
protected ParseTree getList() {
return exprList;
}
}
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