ObjectAST.java

/* $Id$
 *****************************************************************************
 * Copyright (c) 2009 Contributors - see below
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    thn
 *****************************************************************************
 *
 * Some portions of this file was previously release using the BSD License:
 */

// Copyright (c) 1996-2008 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies.  This software program and
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// California. The software program and documentation are supplied "AS
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// uninterrupted or error-free. The end-user understands that the program
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package org.argouml.language.java.reveng.classfile;

import antlr.CommonAST;


/**
 * A special AST node, that holds a Java object.
 */
class ObjectAST extends CommonAST {

    /////////////////
    // Instance vars.

    // The buffer.
    private Object object = null;


    ///////////////
    // Constructors

    /**
     * Create a new instance.
     *
     * @param type The type of the AST node.
     * @param val The Object.
     */
    ObjectAST(int type, Object val) {
        super();
	setType(type);
        setObjectValue(val);
    }


    //////////
    // Methods

    /**
     * Get the value of the buffer.
     *
     * @return The value of the buffer.
     */
    final Object getObjectValue() {
	return object;
    }

    /**
     * Set the value of the buffer.
     *
     * @param val The new value for the buffer.
     */
    final void setObjectValue(Object val) {
        object = val;
    }

    /**
     * Get the object buffer as an int.
     *
     * @return The value of the buffer as a int.
     */
    final int getIntegerValue() {
	return ((Integer) object).intValue();
    }

    /**
     * Get the object buffer as a long.
     *
     * @return The value of the buffer as a long.
     */
    final long getLongValue() {
	return ((Long) object).longValue();
    }

    /**
     * Get the object buffer as a float.
     *
     * @return The value of the buffer as a float.
     */
    final float getFloatValue() {
	return ((Float) object).shortValue();
    }

    /**
     * Get the object buffer as a double.
     *
     * @return The value of the buffer as a double.
     */
    final double getDoubleValue() {
	return ((Double) object).doubleValue();
    }
}