001 /* PolicyErrorHelper.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.CORBA;
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.TCKind;
049 import org.omg.CORBA.TypeCode;
050 import org.omg.CORBA.portable.InputStream;
051 import org.omg.CORBA.portable.OutputStream;
052
053 /**
054 * The helper operations for the exception {@link PolicyError}.
055 *
056 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
057 */
058 public abstract class PolicyErrorHelper
059 {
060 /**
061 * Create the PolicyError typecode. The typecode defines a structure, named
062 * "PolicyError", containing the PolicyErrorCode (alias int, see
063 * {@link PolicyErrorCodeHelper}) field, named "reason".
064 */
065 public static TypeCode type()
066 {
067 ORB orb = OrbRestricted.Singleton;
068 StructMember[] members = new StructMember[ 1 ];
069
070 TypeCode field;
071
072 field =
073 orb.create_alias_tc("IDL:omg.org/CORBA/PolicyErrorCode:1.0",
074 "PolicyErrorCode", orb.get_primitive_tc(TCKind.tk_short)
075 );
076 members [ 0 ] = new StructMember("reason", field, null);
077 return orb.create_exception_tc(id(), "PolicyError", members);
078 }
079
080 /**
081 * Insert the PolicyError into the given Any.
082 * This method uses the PolicyErrorHolder.
083 *
084 * @param any the Any to insert into.
085 * @param that the PolicyError to insert.
086 */
087 public static void insert(Any any, PolicyError that)
088 {
089 any.insert_Streamable(new PolicyErrorHolder(that));
090 }
091
092 /**
093 * Extract the PolicyError from given Any.
094 * This method uses the PolicyErrorHolder.
095 *
096 * @throws BAD_OPERATION if the passed Any does not contain PolicyError.
097 */
098 public static PolicyError extract(Any any)
099 {
100 try
101 {
102 return ((PolicyErrorHolder) any.extract_Streamable()).value;
103 }
104 catch (ClassCastException cex)
105 {
106 BAD_OPERATION bad = new BAD_OPERATION("PolicyError expected");
107 bad.minor = Minor.Any;
108 bad.initCause(cex);
109 throw bad;
110 }
111 }
112
113 /**
114 * Get the PolicyError repository id.
115 *
116 * @return "IDL:omg.org/CORBA/PolicyError:1.0", always.
117 */
118 public static String id()
119 {
120 return "IDL:omg.org/CORBA/PolicyError:1.0";
121 }
122
123 /**
124 * Read the exception from the CDR intput stream.
125 *
126 * @param input a org.omg.CORBA.portable stream to read from.
127 */
128 public static PolicyError read(InputStream input)
129 {
130 // Read the exception repository id.
131 input.read_string();
132 PolicyError value = new PolicyError();
133
134 value.reason = input.read_short();
135 return value;
136 }
137
138 /**
139 * Write the exception to the CDR output stream.
140 *
141 * @param output a org.omg.CORBA.portable stream stream to write into.
142 * @param value a value to write.
143 */
144 public static void write(OutputStream output, PolicyError value)
145 {
146 // Write the exception repository id.
147 output.write_string(id());
148 output.write_short(value.reason);
149 }
150 }