Imported gcc-4.4.3

[msp430-gcc.git] / libjava / gnu / java / io / ObjectIdentityWrapper.java

diff --git a/libjava/gnu/java/io/ObjectIdentityWrapper.java b/libjava/gnu/java/io/ObjectIdentityWrapper.java
deleted file mode 100644 (file)
index bebd691..0000000
--- a/libjava/gnu/java/io/ObjectIdentityWrapper.java
+++ /dev/null
@@ -1,100 +0,0 @@
-/* ObjectIdentityWrapper.java -- Wrapper class used to override equals()
-    and hashCode() to be as discriminating as possible
-   Copyright (C) 1998 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
- 
-GNU Classpath is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING.  If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library.  Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module.  An independent module is a module which is not derived from
-or based on this library.  If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so.  If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package gnu.java.io;
-
-/**
-   This class is a thin wrapper around <code>Object</code> that makes
-   the methods <code>hashCode()</code> and <code>equals(Object)</code>
-   as discriminating as possible.
-*/
-public class ObjectIdentityWrapper
-{
-
-  /**
-     Constructs a <code>ObjectIdentityWrapper</code> that is wrapped
-     around o.
-  */
-  public ObjectIdentityWrapper( Object o )
-  {
-    object = o;
-  }
-
-  /**
-     Uses <code>System.identityHashCode(Object)</code> to compute a
-     hash code for the object wrapped by this
-     <code>ObjectIdentityWrapper</code>.
-
-     @see java.lang.System#identityHashCode(java.lang.Object)
-     @see java.util.Hashtable
-     @see java.lang.Object#hashCode()
-  */
-  public int hashCode()
-  {
-    return System.identityHashCode( object );
-  }
-
-  /**
-     Uses the <code>==</code> operator to test for equality between
-     the object wrapped by this <code>ObjectIdentityWrapper</code> and
-     the object wrapped by the <code>ObjectIdentityWrapper</code> o.
-     Returns false if o is not a <code>ObjectIdentityWrapper</code>.
-
-     @see java.util.Hashtable
-     @see java.lang.Object#equals()
-  */
-  public boolean equals( Object o )
-  {
-    if( o instanceof ObjectIdentityWrapper )
-      return object == ((ObjectIdentityWrapper)o).object;
-    else
-      return false;
-  }
-
-  public String toString()
-  {
-    return "ObjectIdentityWrapper< " + object + ", " + hashCode() + " >";
-  }
-
-  /**
-     The <code>Object</code> wrapped by this
-     <code>ObjectIdentityWrapper</code>.
-  */
-  public Object object;
-}