001 /* NameDynAnyPairHelper.java --
002 Copyright (C) 2005, 2006 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.DynamicAny;
040
041 import gnu.CORBA.Minor;
042 import gnu.CORBA.NameDynAnyPairHolder;
043 import gnu.CORBA.OrbRestricted;
044
045 import org.omg.CORBA.Any;
046 import org.omg.CORBA.BAD_OPERATION;
047 import org.omg.CORBA.MARSHAL;
048 import org.omg.CORBA.ORB;
049 import org.omg.CORBA.StructMember;
050 import org.omg.CORBA.TCKind;
051 import org.omg.CORBA.TypeCode;
052 import org.omg.CORBA.portable.InputStream;
053 import org.omg.CORBA.portable.OutputStream;
054
055 /**
056 * A helper operations for the structure {@link NameDynAnyPair}.
057 *
058 * Following the 1.5 JDK specifications, DynAny (and hence any structure,
059 * containing DynAny) is always a local object, so the two methods of this
060 * helper ({@link #read} and {@link #write} are not in use, always throwing
061 * {@link MARSHAL}.
062 *
063 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
064 */
065 public abstract class NameDynAnyPairHelper
066 {
067 /**
068 * Extract the NameDynAnyPair from given Any.
069 * This method uses the NameDynAnyPairHolder.
070 *
071 * @throws BAD_OPERATION if the passed Any does not contain NameDynAnyPair.
072 */
073 public static NameDynAnyPair extract(Any any)
074 {
075 try
076 {
077 return ((NameDynAnyPairHolder) any.extract_Streamable()).value;
078 }
079 catch (ClassCastException cex)
080 {
081 BAD_OPERATION bad = new BAD_OPERATION("NameDynAnyPair expected");
082 bad.initCause(cex);
083 bad.minor = Minor.Any;
084 throw bad;
085 }
086 }
087
088 /**
089 * Get the NameDynAnyPair repository id.
090 *
091 * @return "IDL:omg.org/DynamicAny/NameDynAnyPair:1.0", always.
092 */
093 public static String id()
094 {
095 return "IDL:omg.org/DynamicAny/NameDynAnyPair:1.0";
096 }
097
098 /**
099 * Create the NameDynAnyPair typecode (structure,
100 * named "NameDynAnyPair").
101 * The typecode states that the structure contains the
102 * following fields: id, value.
103 */
104 public static TypeCode type()
105 {
106 ORB orb = OrbRestricted.Singleton;
107 StructMember[] members = new StructMember[ 2 ];
108
109 TypeCode field;
110
111 field =
112 orb.create_alias_tc("IDL:omg.org/DynamicAny/FieldName:1.0",
113 "FieldName",
114 orb.get_primitive_tc(TCKind.tk_string)
115 );
116 members [ 0 ] = new StructMember("id", field, null);
117
118 field = DynAnyHelper.type();
119 members [ 1 ] = new StructMember("value", field, null);
120 return orb.create_struct_tc(id(), "NameDynAnyPair", members);
121 }
122
123 /**
124 * Insert the NameDynAnyPair into the given Any.
125 * This method uses the NameDynAnyPairHolder.
126 *
127 * @param any the Any to insert into.
128 * @param that the NameDynAnyPair to insert.
129 */
130 public static void insert(Any any, NameDynAnyPair that)
131 {
132 any.insert_Streamable(new NameDynAnyPairHolder(that));
133 }
134
135 /**
136 * The method should read this object from the CDR input stream, but
137 * (following the JDK 1.5 API) it does not.
138 *
139 * @param input a org.omg.CORBA.portable stream to read from.
140 *
141 * @specenote Sun throws the same exception.
142 *
143 * @throws MARSHAL always.
144 */
145 public static NameDynAnyPair read(InputStream input)
146 {
147 throw new MARSHAL(DynAnyFactoryHelper.not_applicable(id()));
148 }
149
150 /**
151 * The method should write this object to the CDR input stream, but
152 * (following the JDK 1.5 API) it does not.
153 *
154 * @param output a org.omg.CORBA.portable stream to write into.
155 *
156 * @specenote Sun throws the same exception.
157 *
158 * @throws MARSHAL always.
159 */
160 public static void write(OutputStream output, NameDynAnyPair value)
161 {
162 throw new MARSHAL(DynAnyFactoryHelper.not_applicable(id()));
163 }
164 }