001 /* NameHelper.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.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.TypeCode;
047 import org.omg.CORBA.portable.InputStream;
048 import org.omg.CORBA.portable.OutputStream;
049
050 /**
051 * The helper operations for the name that is defined as an array
052 * of the name components. There is no java class, directly matching
053 * the 'Name' IDL type.
054 *
055 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
056 */
057 public abstract class NameHelper
058 {
059 /**
060 * The repository id of the Name.
061 */
062 private static String _id = "IDL:omg.org/CosNaming/Name:1.0";
063
064 /**
065 * Extract the Name the given {@link Any}.
066 */
067 public static NameComponent[] extract(Any a)
068 {
069 try
070 {
071 return ((NameHolder) a.extract_Streamable()).value;
072 }
073 catch (ClassCastException ex)
074 {
075 BAD_OPERATION bad = new BAD_OPERATION("Name expected");
076 bad.initCause(ex);
077 bad.minor = Minor.Any;
078 throw bad;
079 }
080 }
081
082 /**
083 * Get the Name repository Id.
084 */
085 public static String id()
086 {
087 return _id;
088 }
089
090 /**
091 * Extract the Name from the given {@link Any}.
092 */
093 public static void insert(Any a, NameComponent[] that)
094 {
095 a.insert_Streamable(new NameHolder(that));
096 }
097
098 /**
099 * Read the Name from the given CDR input stream.
100 */
101 public static NameComponent[] read(InputStream istream)
102 {
103 NameComponent[] value = null;
104 int l = istream.read_long();
105 value = new NameComponent[ l ];
106 for (int i = 0; i < value.length; ++i)
107 value [ i ] = NameComponentHelper.read(istream);
108 return value;
109 }
110
111 /**
112 * Get the type code of the Name.
113 */
114 public static TypeCode type()
115 {
116 TypeCode typeCode;
117 typeCode = NameComponentHelper.type();
118 typeCode = OrbRestricted.Singleton.create_sequence_tc(0, typeCode);
119 typeCode =
120 OrbRestricted.Singleton.create_alias_tc(NameHelper.id(), "Name", typeCode);
121 return typeCode;
122 }
123
124 /**
125 * Write the Name into the CDR output stream.
126 */
127 public static void write(OutputStream ostream, NameComponent[] value)
128 {
129 ostream.write_long(value.length);
130 for (int i = 0; i < value.length; ++i)
131 NameComponentHelper.write(ostream, value [ i ]);
132 }
133 }