001 /* IORInterceptor_3_0Helper.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.PortableInterceptor;
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.BAD_PARAM;
047 import org.omg.CORBA.TypeCode;
048 import org.omg.CORBA.portable.Delegate;
049 import org.omg.CORBA.portable.InputStream;
050 import org.omg.CORBA.portable.ObjectImpl;
051 import org.omg.CORBA.portable.OutputStream;
052
053 /**
054 * The helper operations for the CORBA object {@link IORInterceptor_3_0}.
055 *
056 * @since 1.5
057 *
058 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
059 */
060 public abstract class IORInterceptor_3_0Helper
061 {
062 /**
063 * Get the type code of the {@link IORInterceptor_3_0}.
064 */
065 public static TypeCode type()
066 {
067 return OrbRestricted.Singleton.create_interface_tc(id(),
068 "IORInterceptor_3_0");
069 }
070
071 /**
072 * Insert the IORInterceptor_3_0 into the given Any.
073 *
074 * @param any the Any to insert into.
075 * @param that the IORInterceptor_3_0 to insert.
076 */
077 public static void insert(Any any, IORInterceptor_3_0 that)
078 {
079 any.insert_Streamable(new IORInterceptor_3_0Holder(that));
080 }
081
082 /**
083 * Extract the IORInterceptor_3_0 from given Any.
084 *
085 * @throws BAD_OPERATION if the passed Any does not contain
086 * IORInterceptor_3_0.
087 */
088 public static IORInterceptor_3_0 extract(Any any)
089 {
090 try
091 {
092 IORInterceptor_3_0Holder holder = (IORInterceptor_3_0Holder)
093 any.extract_Streamable();
094 return holder.value;
095 }
096 catch (ClassCastException cex)
097 {
098 BAD_OPERATION bad = new BAD_OPERATION("IORInterceptor_3_0 expected");
099 bad.minor = Minor.Any;
100 bad.initCause(cex);
101 throw bad;
102 }
103 }
104
105 /**
106 * Get the IORInterceptor_3_0 repository id.
107 *
108 * @return "IDL:omg.org/PortableInterceptor/IORInterceptor_3_0:1.0", always.
109 */
110 public static String id()
111 {
112 return "IDL:omg.org/PortableInterceptor/IORInterceptor_3_0:1.0";
113 }
114
115 /**
116 * Narrow the passed object into the IORInterceptor_3_0. If the object has a
117 * different java type, create an instance of the _IORInterceptor_3_0Stub,
118 * using the same delegate, as for the passed parameter. Hence, unlike java
119 * type cast, this method may return a different object, than has been passed.
120 *
121 * @param obj the object to narrow.
122 * @return narrowed instance.
123 * @throws BAD_PARAM if the passed object is not a IORInterceptor_3_0.
124 */
125 public static IORInterceptor_3_0 narrow(org.omg.CORBA.Object obj)
126 {
127 if (obj == null)
128 return null;
129 else if (obj instanceof IORInterceptor_3_0)
130 return (IORInterceptor_3_0) obj;
131 else if (!obj._is_a(id()))
132 throw new BAD_PARAM("Not a IORInterceptor_3_0");
133 else
134 {
135 Delegate delegate = ((ObjectImpl) obj)._get_delegate();
136 return new _IORInterceptor_3_0Stub(delegate);
137 }
138 }
139
140 /**
141 * Narrow the passed object into the IORInterceptor_3_0. No type-checking is
142 * performed to verify that the object actually supports the requested type.
143 * The {@link BAD_OPERATION} will be thrown if unsupported operations are
144 * invoked on the new returned reference, but no failure is expected at the
145 * time of the unchecked_narrow. For instance, the narrowing of the
146 * remote instance of the {@link IORInterceptor} will work as long as only the
147 * methods, inherited from this parent, are invoked.
148 *
149 *
150 * @param obj the object to narrow.
151 * @return narrowed instance.
152 * @throws BAD_PARAM if the passed object is not a IORInterceptor_3_0.
153 */
154 public static IORInterceptor_3_0 unchecked_narrow(org.omg.CORBA.Object obj)
155 {
156 if (obj == null)
157 return null;
158 else if (obj instanceof IORInterceptor_3_0)
159 return (IORInterceptor_3_0) obj;
160 else
161 {
162 Delegate delegate = ((ObjectImpl) obj)._get_delegate();
163 return new _IORInterceptor_3_0Stub(delegate);
164 }
165 }
166
167
168 /**
169 * Read the IORInterceptor_3_0 from the CDR intput stream (IOR profile
170 * expected).
171 *
172 * @param input a org.omg.CORBA.portable stream to read from.
173 */
174 public static IORInterceptor_3_0 read(InputStream input)
175 {
176 return unchecked_narrow(input.read_Object());
177 }
178
179 /**
180 * Write the IORInterceptor_3_0 to the CDR output stream (as IOR profile).
181 *
182 * @param output a org.omg.CORBA.portable stream stream to write into.
183 * @param value a value to write.
184 */
185 public static void write(OutputStream output, IORInterceptor_3_0 value)
186 {
187 output.write_Object(value);
188 }
189 }