FixnumNode.java

/***** BEGIN LICENSE BLOCK *****
 * Version: CPL 1.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Common Public
 * License Version 1.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.eclipse.org/legal/cpl-v10.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2002 Jan Arne Petersen <jpetersen@uni-bonn.de>
 * Copyright (C) 2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
 * Copyright (C) 2002-2004 Anders Bengtsson <ndrsbngtssn@yahoo.se>
 * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org>
 * 
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the CPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the CPL, the GPL or the LGPL.
 ***** END LICENSE BLOCK *****/
package org.jruby.ast;

import java.util.List;

import org.jruby.ast.types.ILiteralNode;
import org.jruby.ast.visitor.NodeVisitor;
import org.jruby.evaluator.Instruction;
import org.jruby.lexer.yacc.ISourcePosition;

/** Represents an integer literal.
 *
 * @author  jpetersen
 */
public class FixnumNode extends Node implements ILiteralNode {
    static final long serialVersionUID = 2236565825959274729L;

    private long value;
//    private RubyFixnum fixnum;

    public FixnumNode(ISourcePosition position, long value) {
        super(position, NodeTypes.FIXNUMNODE);
        this.value = value;
    }

    public Instruction accept(NodeVisitor iVisitor) {
        return iVisitor.visitFixnumNode(this);
    }

    /**
     * Gets the value.
     * @return Returns a long
     */
    public long getValue() {
        return value;
    }
    
    public void setValue(long value) {
        // This should never happen past parse, but just bulletproof this just in case
//        if (fixnum != null) {
//            fixnum = null;
//        }
        this.value = value;
    }
    
//    public RubyFixnum getFixnum(Ruby runtime) {
//        if (fixnum == null) {
//            return fixnum = RubyFixnum.newFixnum(runtime, value);
//        }
//        return fixnum;
//    }
    
    public List childNodes() {
        return EMPTY_LIST;
    }

    public String toString() {
		return getNodeName() + "[" + value + "]";
	}

}