    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *      http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 *  Unless required by applicable law or agreed to in writing, software
    012 *  distributed under the License is distributed on an "AS IS" BASIS,
    013 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 *  See the License for the specific language governing permissions and
    015 *  limitations under the License.
    016 *
    017 */
    018package org.apache.bcel.verifier.statics;
    019
    020
    021import org.apache.bcel.Const;
    022import org.apache.bcel.generic.Type;
    023
    024/**
    025 * This class represents the upper half of a DOUBLE variable.
    026 * @version $Id$
    027 */
    028public final class DOUBLE_Upper extends Type{
    029
    030    /** The one and only instance of this class. */
    031    private static final DOUBLE_Upper singleton = new DOUBLE_Upper();
    032
    033    /** The constructor; this class must not be instantiated from the outside. */
    034    private DOUBLE_Upper() {
    035        super(Const.T_UNKNOWN, "Double_Upper");
    036    }
    037
    038    /** Use this method to get the single instance of this class. */
    039    public static DOUBLE_Upper theInstance() {
    040        return singleton;
    041    }
    042}