001/* ServiceInformationHelper.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.CORBA; 040 041import gnu.CORBA.OrbRestricted; 042 043import org.omg.CORBA.portable.InputStream; 044import org.omg.CORBA.portable.OutputStream; 045 046/** 047 * Helper operations for the service information. 048 * 049 * This class is part of the service information support, but the 050 * 1.4 API specification states that this support should be not implemented. 051 * 052 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 053 */ 054public abstract class ServiceInformationHelper 055{ 056 /** 057 * The service information repository id. 058 */ 059 private static String _id = "IDL:org/omg/CORBA/ServiceInformation:1.0"; 060 061 /** 062 * Extract the service information from the given Any. 063 */ 064 public static ServiceInformation extract(Any a) 065 { 066 return read(a.create_input_stream()); 067 } 068 069 /** 070 * Get the service information repositroy id. 071 */ 072 public static String id() 073 { 074 return _id; 075 } 076 077 /** 078 * Insert the service information into the given Any. 079 */ 080 public static void insert(Any a, ServiceInformation that) 081 { 082 OutputStream out = a.create_output_stream(); 083 a.type(type()); 084 write(out, that); 085 a.read_value(out.create_input_stream(), type()); 086 } 087 088 /** 089 * Read the service information from the given CDR input stream. 090 */ 091 public static ServiceInformation read(InputStream istream) 092 { 093 ServiceInformation value = new ServiceInformation(); 094 value.service_options = LongSeqHelper.read(istream); 095 096 int n = istream.read_ulong(); 097 value.service_details = new ServiceDetail[ n ]; 098 099 for (int i = 0; i < n; i++) 100 value.service_details [ i ] = ServiceDetailHelper.read(istream); 101 return value; 102 } 103 104 /** 105 * Get the service information typecode. 106 */ 107 public static TypeCode type() 108 { 109 ORB orb = OrbRestricted.Singleton; 110 111 StructMember[] members = new StructMember[ 2 ]; 112 TypeCode member; 113 114 member = 115 orb.create_alias_tc("IDL:omg.org/CORBA/ServiceOptionSeq:1.0", 116 "ServiceOptionSeq", LongSeqHelper.type() 117 ); 118 119 members [ 0 ] = new StructMember("service_options", member, null); 120 121 member = ServiceDetailHelper.type(); 122 member = orb.create_sequence_tc(0, member); 123 member = 124 orb.create_alias_tc("IDL:omg.org/CORBA/ServiceDetailSeq:1.0", 125 "ServiceDetailSeq", member 126 ); 127 members [ 1 ] = new StructMember("service_details", member, null); 128 129 return 130 orb.create_struct_tc(ServiceInformationHelper.id(), 131 "ServiceInformation", members 132 ); 133 } 134 135 /** 136 * Write the service information to the given CDR output stream. 137 */ 138 public static void write(OutputStream ostream, ServiceInformation value) 139 { 140 LongSeqHelper.write(ostream, value.service_options); 141 142 ostream.write_ulong(value.service_details.length); 143 144 for (int i = 0; i < value.service_details.length; i++) 145 ServiceDetailHelper.write(ostream, value.service_details [ i ]); 146 } 147}