001/* ServiceContext.java -- 002 Copyright (C) 2005 Free Software Foundation, Inc. 003 004This file is part of GNU Classpath. 005 006GNU Classpath is free software; you can redistribute it and/or modify 007it under the terms of the GNU General Public License as published by 008the Free Software Foundation; either version 2, or (at your option) 009any later version. 010 011GNU Classpath is distributed in the hope that it will be useful, but 012WITHOUT ANY WARRANTY; without even the implied warranty of 013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014General Public License for more details. 015 016You should have received a copy of the GNU General Public License 017along with GNU Classpath; see the file COPYING. If not, write to the 018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 01902110-1301 USA. 020 021Linking this library statically or dynamically with other modules is 022making a combined work based on this library. Thus, the terms and 023conditions of the GNU General Public License cover the whole 024combination. 025 026As a special exception, the copyright holders of this library give you 027permission to link this library with independent modules to produce an 028executable, regardless of the license terms of these independent 029modules, and to copy and distribute the resulting executable under 030terms of your choice, provided that you also meet, for each linked 031independent module, the terms and conditions of the license of that 032module. An independent module is a module which is not derived from 033or based on this library. If you modify this library, you may extend 034this exception to your version of the library, but you are not 035obligated to do so. If you do not wish to do so, delete this 036exception statement from your version. */ 037 038 039package org.omg.IOP; 040 041import org.omg.CORBA.portable.IDLEntity; 042 043import java.io.Serializable; 044 045/** 046 * The ServiceContext structure contains the service data, being passed in the 047 * CORBA message. For instance, then passing the wide characters, it is 048 * mandatory to include the service context, defining the used encoding. 049 * The contexts are recognised by they integer indentifier. 050 * In this class, the content of the context is represented as an abstract 051 * array of bytes. 052 * 053 * @see ServiceContextHolder 054 * @see ServiceContextHelper 055 * 056 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 057 */ 058public final class ServiceContext 059 implements IDLEntity, Serializable 060{ 061 /** 062 * Use serialVersionUID (v1.4) for interoperability. 063 */ 064 private static final long serialVersionUID = -2232391417465261379L; 065 066 /** 067 * The context id (for instance, 0x1 for code sets context). 068 * At the moment of writing, the OMG defines 16 standard values and 069 * provides rules to register the vendor specific context ids. 070 * The range 0-4095 is reserved for the future standard OMG contexts. 071 */ 072 public int context_id; 073 074 /** 075 * The context_data. 076 */ 077 public byte[] context_data; 078 079 /** 080 * Create the unitialised instance, assigning to 081 * the all fields java default values. 082 */ 083 public ServiceContext() 084 { 085 } 086 087 /** 088 * Create the instance, initialising the fields to the given values. 089 */ 090 public ServiceContext(int a_context_id, byte[] a_context_data) 091 { 092 this.context_id = a_context_id; 093 this.context_data = a_context_data; 094 } 095}