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    1   package org.apache.bcel.verifier.structurals;
    2
    3   /* ====================================================================
    4    * The Apache Software License, Version 1.1
    5    *
    6    * Copyright (c) 2001 The Apache Software Foundation.  All rights
    7    * reserved.
    8    *
    9    * Redistribution and use in source and binary forms, with or without
    10   * modification, are permitted provided that the following conditions
    11   * are met:
    12   *
    13   * 1. Redistributions of source code must retain the above copyright
    14   *    notice, this list of conditions and the following disclaimer.
    15   *
    16   * 2. Redistributions in binary form must reproduce the above copyright
    17   *    notice, this list of conditions and the following disclaimer in
    18   *    the documentation and/or other materials provided with the
    19   *    distribution.
    20   *
    21   * 3. The end-user documentation included with the redistribution,
    22   *    if any, must include the following acknowledgment:
    23   *       "This product includes software developed by the
    24   *        Apache Software Foundation (http://www.apache.org/)."
    25   *    Alternately, this acknowledgment may appear in the software itself,
    26   *    if and wherever such third-party acknowledgments normally appear.
    27   *
    28   * 4. The names "Apache" and "Apache Software Foundation" and
    29   *    "Apache BCEL" must not be used to endorse or promote products
    30   *    derived from this software without prior written permission. For
    31   *    written permission, please contact apache@apache.org.
    32   *
    33   * 5. Products derived from this software may not be called "Apache",
    34   *    "Apache BCEL", nor may "Apache" appear in their name, without
    35   *    prior written permission of the Apache Software Foundation.
    36   *
    37   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
    38   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    39   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    40   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
    41   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    42   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    43   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
    44   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
    45   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    46   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
    47   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    48   * SUCH DAMAGE.
    49   * ====================================================================
    50   *
    51   * This software consists of voluntary contributions made by many
    52   * individuals on behalf of the Apache Software Foundation.  For more
    53   * information on the Apache Software Foundation, please see
    54   * <http://www.apache.org/>;.
    55   */
    56
    57  import org.apache.bcel.*;
    58  import org.apache.bcel.generic.*;
    59
    60  /***
    61   * This class represents an uninitialized object type; see The Java
    62   * Virtual Machine Specification, Second Edition, page 147: 4.9.4 for
    63   * more details.
    64   *
    65   * @version $Id: UninitializedObjectType.java,v 1.1.1.1 2001/10/29 20:00:42 jvanzyl Exp $
    66   * @author <A HREF="http://www.inf.fu-berlin.de/~ehaase"/>Enver Haase</A>
    67   */
    68  public class UninitializedObjectType extends ReferenceType implements Constants{
    69
    70  	/*** The "initialized" version. */
    71  	private ObjectType initialized;
    72
    73  	/*** Creates a new instance. */
    74  	public UninitializedObjectType(ObjectType t){
    75  		super(T_UNKNOWN, "<UNINITIALIZED OBJECT OF TYPE '"+t.getClassName()+"'>");
    76  		initialized = t;
    77  	}
    78
    79  	/***
    80  	 * Returns the ObjectType of the same class as the one of the uninitialized object
    81  	 * represented by this UninitializedObjectType instance.
    82  	 */
    83  	public ObjectType getInitialized(){
    84  		return initialized;
    85  	}
    86
    87  	/***
    88  	 * Returns true on equality of this and o.
    89  	 * Equality means the ObjectType instances of "initialized"
    90  	 * equal one another in this and the o instance.
    91  	 *
    92  	 */
    93  	public boolean equals(Object o){
    94  		if (! (o instanceof UninitializedObjectType)) return false;
    95  		return initialized.equals(((UninitializedObjectType)o).initialized);
    96  	}
    97  }

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