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Diffstat (limited to 'libjava/java/rmi/MarshalledObject.java')
-rw-r--r-- | libjava/java/rmi/MarshalledObject.java | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/libjava/java/rmi/MarshalledObject.java b/libjava/java/rmi/MarshalledObject.java deleted file mode 100644 index 9ec0ace..0000000 --- a/libjava/java/rmi/MarshalledObject.java +++ /dev/null @@ -1,113 +0,0 @@ -/* MarshalledObject.java -- - Copyright (c) 1996, 1997, 1998, 1999, 2004 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., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 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 java.rmi; - -import gnu.java.rmi.RMIMarshalledObjectInputStream; -import gnu.java.rmi.RMIMarshalledObjectOutputStream; - -import java.io.ByteArrayOutputStream; -import java.io.Serializable; - -/** - * FIXME - doc missing - */ -public final class MarshalledObject implements Serializable -{ - //The following fields are from Java API Documentation "Serialized form" - private static final long serialVersionUID = 8988374069173025854L; - byte[] objBytes; - byte[] locBytes; - int hash; - - public MarshalledObject(Object obj) throws java.io.IOException - { - ByteArrayOutputStream objStream = new ByteArrayOutputStream(); - RMIMarshalledObjectOutputStream stream = new RMIMarshalledObjectOutputStream(objStream); - stream.writeObject(obj); - stream.flush(); - objBytes = objStream.toByteArray(); - locBytes = stream.getLocBytes(); - - //The following algorithm of calculating hashCode is similar to String - hash = 0; - for (int i = 0; i < objBytes.length; i++) - hash = hash * 31 + objBytes[i]; - if(locBytes != null) - for (int i = 0; i < locBytes.length; i++) - hash = hash * 31 + locBytes[i]; - } - - public boolean equals(Object obj) - { - if (! (obj instanceof MarshalledObject)) - return false; - - // hashCode even differs, don't do the time-consuming comparisons - if (obj.hashCode() != hash) - return false; - - MarshalledObject aobj = (MarshalledObject)obj; - if (objBytes == null || aobj.objBytes == null) - return objBytes == aobj.objBytes; - if (objBytes.length != aobj.objBytes.length) - return false; - for (int i = 0; i < objBytes.length; i++) - { - if (objBytes[i] != aobj.objBytes[i]) - return false; - } - // Ignore comparison of locBytes(annotation) - return true; - } - -public Object get() - throws java.io.IOException, java.lang.ClassNotFoundException -{ - if(objBytes == null) - return null; - RMIMarshalledObjectInputStream stream = - new RMIMarshalledObjectInputStream(objBytes, locBytes); - return stream.readObject(); -} - - public int hashCode() { - return hash; - } - -} |