/* JJT: 0.2.2 */
package agg.attribute.parser.javaExpr;
/**
* @version $Id: ASTNullLiteral.java,v 1.3 2010/07/29 10:09:22 olga Exp $
* @author $Author: olga $
*/
public class ASTNullLiteral extends SimpleNode {
static final long serialVersionUID = 1L;
ASTNullLiteral(String id) {
super(id);
}
public static Node jjtCreate(String id) {
return new ASTNullLiteral(id);
}
public void checkContext() {
setNodeClass(objectClass);
}
public void interpret() {
// stack[++top] = null;
stack.add(++top, null);
}
public String getString() {
return "null";
}
}
/*
* $Log: ASTNullLiteral.java,v $
* Revision 1.3 2010/07/29 10:09:22 olga
* Array stack changed to Vector stack
*
* Revision 1.2 2007/09/10 13:05:47 olga
* In this update:
* - package xerces2.5.0 is not used anymore;
* - class com.objectspace.jgl.Pair is replaced by the agg own generic class agg.util.Pair;
* - bugs fixed in: usage of PACs in rules; match completion;
* usage of static method calls in attr. conditions
* - graph editing: added some new features
* Revision 1.1 2005/08/25 11:56:52 enrico ***
* empty log message ***
*
* Revision 1.1 2005/05/30 12:58:01 olga Version with Eclipse
*
* Revision 1.2 2003/03/05 18:24:14 komm sorted/optimized import statements
*
* Revision 1.1.1.1 2002/07/11 12:17:04 olga Imported sources
*
* Revision 1.6 2000/04/05 12:10:33 shultzke serialVersionUID aus V1.0.0
* generiert
*
* Revision 1.5 2000/03/14 10:59:25 shultzke Transformieren von Variablen auf
* Variablen sollte jetzt funktionieren Ueber das Design der Copy-Methode des
* abstrakten Syntaxbaumes sollte unbedingt diskutiert werden.
*
*/