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    1   /*
    2    * Copyright  2000-2004 The Apache Software Foundation
    3    *
    4    *  Licensed under the Apache License, Version 2.0 (the "License");
    5    *  you may not use this file except in compliance with the License.
    6    *  You may obtain a copy of the License at
    7    *
    8    *      http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   *  Unless required by applicable law or agreed to in writing, software
    11   *  distributed under the License is distributed on an "AS IS" BASIS,
    12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   *  See the License for the specific language governing permissions and
    14   *  limitations under the License.
    15   *
    16   */
    17  package org.apache.bcel.verifier.statics;
    18
    19
    20  import org.apache.bcel.Constants;
    21  import org.apache.bcel.generic.Type;
    22
    23  /***
    24   * This class represents the upper half of a DOUBLE variable.
    25   * @version $Id: DOUBLE_Upper.java 371539 2006-01-23 14:08:00Z tcurdt $
    26   * @author Enver Haase
    27   */
    28  public final class DOUBLE_Upper extends Type{
    29
    30  	/*** The one and only instance of this class. */
    31  	private static DOUBLE_Upper singleInstance = new DOUBLE_Upper();
    32
    33  	/*** The constructor; this class must not be instantiated from the outside. */
    34  	private DOUBLE_Upper(){
    35  		super(Constants.T_UNKNOWN, "Long_Upper");
    36  	}
    37
    38  	/*** Use this method to get the single instance of this class. */
    39  	public static DOUBLE_Upper theInstance(){
    40  		return singleInstance;
    41  	}
    42  }