/**
* Creates an ASTConstant node with specified value. This method should be overwritten by
* subclasses.
*
* @throws ParseException
*/
public ASTConstant buildConstantNode(Object value) throws ParseException {
ASTConstant node = new ASTConstant(ParserTreeConstants.JJTCONSTANT);
node.setValue(value);
return node;
}
/**
* Create an ASTConstant with same value as argument. *
*
* @throws ParseException
*/
public ASTConstant buildConstantNode(ASTConstant node) throws ParseException {
return buildConstantNode(node.getValue());
}
/** Visit a constant node. The value of the constant is pushed onto the stack. */
public Object visit(ASTConstant node, Object data) {
stack.push(node.getValue());
return data;
}