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/* ObjectStreamConstants.java -- Interface containing constant values

   used in reading and writing serialized objects

   Copyright (C) 1998, 1999, 2003 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.io;

/**

 * This interface contains constants that are used in object

 * serialization.  This interface is used by <code>ObjectOutputStream</code>,

 * <code>ObjectInputStream</code>, and <code>ObjectStreamClass</code>.

 * The values for these constants are specified by the Java library

 * specification.

 */

public interface ObjectStreamConstants

{

  // FIXME: Javadoc comment these values.

  int PROTOCOL_VERSION_1 = 1;

  int PROTOCOL_VERSION_2 = 2;

  short STREAM_MAGIC = (short)0xaced;

  short STREAM_VERSION = 5;

  byte TC_NULL = (byte)112;            //0x70

  byte TC_REFERENCE = (byte)113;       //0x71

  byte TC_CLASSDESC = (byte)114;       //0x72

  byte TC_OBJECT = (byte)115;          //0x73

  byte TC_STRING = (byte)116;          //0x74

  byte TC_ARRAY = (byte)117;           //0x75

  byte TC_CLASS = (byte)118;           //0x76

  byte TC_BLOCKDATA = (byte)119;       //0x77

  byte TC_ENDBLOCKDATA = (byte)120;    //0x78

  byte TC_RESET = (byte)121;           //0x79

  byte TC_BLOCKDATALONG = (byte)122;   //0x7A

  byte TC_EXCEPTION = (byte)123;       //0x7B

  byte TC_LONGSTRING = (byte)124;      //0x7C

  byte TC_PROXYCLASSDESC = (byte)125;  //0x7D

  byte TC_BASE = TC_NULL;

  byte TC_MAX = TC_PROXYCLASSDESC;

  int baseWireHandle = 0x7e0000;

  byte SC_WRITE_METHOD = 0x01;

  byte SC_SERIALIZABLE = 0x02;

  byte SC_EXTERNALIZABLE = 0x04;

  byte SC_BLOCK_DATA = 0x08;

  SerializablePermission SUBSTITUTION_PERMISSION

    = new SerializablePermission("enableSubstitution");

  SerializablePermission SUBCLASS_IMPLEMENTATION_PERMISSION

    = new SerializablePermission("enableSubclassImplementation");

}