001 /* BindingHelper.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.CosNaming;
040
041 import gnu.CORBA.Minor;
042 import gnu.CORBA.OrbRestricted;
043
044 import org.omg.CORBA.Any;
045 import org.omg.CORBA.BAD_OPERATION;
046 import org.omg.CORBA.ORB;
047 import org.omg.CORBA.StructMember;
048 import org.omg.CORBA.TypeCode;
049 import org.omg.CORBA.portable.InputStream;
050 import org.omg.CORBA.portable.OutputStream;
051
052 /**
053 * The helper operations for {@link Binding}.
054 *
055 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
056 */
057 public abstract class BindingHelper
058 {
059 /**
060 * The {@link Binding} repository id.
061 */
062 private static String _id = "IDL:omg.org/CosNaming/Binding:1.0";
063
064 /**
065 * Extract the binding from the given {@link Any}.
066 */
067 public static Binding extract(Any a)
068 {
069 try
070 {
071 return ((BindingHolder) a.extract_Streamable()).value;
072 }
073 catch (ClassCastException ex)
074 {
075 BAD_OPERATION bad = new BAD_OPERATION("Binding expected");
076 bad.minor = Minor.Any;
077 bad.initCause(ex);
078 throw bad;
079 }
080 }
081
082 /**
083 * Return the binding repository id.
084 */
085 public static String id()
086 {
087 return _id;
088 }
089
090 /**
091 * Insert the binding into the given {@link Any}.
092 */
093 public static void insert(Any a, Binding that)
094 {
095 a.insert_Streamable(new BindingHolder(that));
096 }
097
098 /**
099 * Read the binding from the given CDR stream.
100 */
101 public static Binding read(InputStream istream)
102 {
103 Binding value = new Binding();
104 value.binding_name = NameHelper.read(istream);
105 value.binding_type = BindingTypeHelper.read(istream);
106 return value;
107 }
108
109 /**
110 * Create the type code for this exception.
111 */
112 public static TypeCode type()
113 {
114 ORB orb = OrbRestricted.Singleton;
115
116 StructMember[] members = new StructMember[ 2 ];
117 TypeCode member;
118 member = NameComponentHelper.type();
119 member = orb.create_sequence_tc(0, member);
120 member = orb.create_alias_tc(NameHelper.id(), "Name", member);
121 members [ 0 ] = new StructMember("binding_name", member, null);
122 member = BindingTypeHelper.type();
123 members [ 1 ] = new StructMember("binding_type", member, null);
124 return orb.create_struct_tc(id(), "Binding", members);
125 }
126
127 /**
128 * Write the exception to the CDR output stream.
129 */
130 public static void write(OutputStream ostream, Binding value)
131 {
132 NameHelper.write(ostream, value.binding_name);
133 BindingTypeHelper.write(ostream, value.binding_type);
134 }
135 }