001 /* ServiceInformationHelper.java --
002 Copyright (C) 2005 Free Software Foundation, Inc.
003
004 This file is part of GNU Classpath.
005
006 GNU Classpath is free software; you can redistribute it and/or modify
007 it under the terms of the GNU General Public License as published by
008 the Free Software Foundation; either version 2, or (at your option)
009 any later version.
010
011 GNU Classpath is distributed in the hope that it will be useful, but
012 WITHOUT ANY WARRANTY; without even the implied warranty of
013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 General Public License for more details.
015
016 You should have received a copy of the GNU General Public License
017 along with GNU Classpath; see the file COPYING. If not, write to the
018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019 02110-1301 USA.
020
021 Linking this library statically or dynamically with other modules is
022 making a combined work based on this library. Thus, the terms and
023 conditions of the GNU General Public License cover the whole
024 combination.
025
026 As a special exception, the copyright holders of this library give you
027 permission to link this library with independent modules to produce an
028 executable, regardless of the license terms of these independent
029 modules, and to copy and distribute the resulting executable under
030 terms of your choice, provided that you also meet, for each linked
031 independent module, the terms and conditions of the license of that
032 module. An independent module is a module which is not derived from
033 or based on this library. If you modify this library, you may extend
034 this exception to your version of the library, but you are not
035 obligated to do so. If you do not wish to do so, delete this
036 exception statement from your version. */
037
038
039 package org.omg.CORBA;
040
041 import gnu.CORBA.OrbRestricted;
042
043 import org.omg.CORBA.portable.InputStream;
044 import 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 */
054 public 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 }