001 /* NameComponentHelper.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.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 * A helper classes for the name component. 054 * 055 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 056 */ 057 public abstract class NameComponentHelper 058 { 059 /** 060 * A {@link NameComponent} repository id. 061 */ 062 private static String _id = "IDL:omg.org/CosNaming/NameComponent:1.0"; 063 064 /** 065 * Extract the name component from this {@link Any} 066 */ 067 public static NameComponent extract(Any a) 068 { 069 try 070 { 071 return ((NameComponentHolder) a.extract_Streamable()).value; 072 } 073 catch (ClassCastException ex) 074 { 075 BAD_OPERATION bad = new BAD_OPERATION("Name component expected"); 076 bad.initCause(ex); 077 bad.minor = Minor.Any; 078 throw bad; 079 } 080 } 081 082 /** 083 * Get the repository Id of the {@link NameComponent}. 084 * @return "IDL:omg.org/CosNaming/NameComponent:1.0" 085 */ 086 public static String id() 087 { 088 return _id; 089 } 090 091 /** 092 * Insert the name compnent into the given {@link Any}. 093 */ 094 public static void insert(Any a, NameComponent that) 095 { 096 a.insert_Streamable(new NameComponentHolder(that)); 097 } 098 099 /** 100 * Read the name component from the given CDR input stream. 101 */ 102 public static NameComponent read(InputStream istream) 103 { 104 NameComponent value = new NameComponent(); 105 value.id = istream.read_string(); 106 value.kind = istream.read_string(); 107 return value; 108 } 109 110 /** 111 * Get the type code of the named component. 112 */ 113 public static TypeCode type() 114 { 115 ORB orb = OrbRestricted.Singleton; 116 117 StructMember[] members = new StructMember[ 2 ]; 118 TypeCode member; 119 member = orb.create_string_tc(0); 120 members [ 0 ] = new StructMember("id", member, null); 121 member = orb.create_string_tc(0); 122 members [ 1 ] = new StructMember("kind", member, null); 123 return 124 orb.create_struct_tc(NameComponentHelper.id(), "NameComponent", 125 members 126 ); 127 } 128 129 /** 130 * Write the named component into the CDR output stream. 131 */ 132 public static void write(OutputStream ostream, NameComponent value) 133 { 134 ostream.write_string(value.id); 135 ostream.write_string(value.kind); 136 } 137 }