001 /* IstringHelper.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.OrbRestricted; 042 043 import org.omg.CORBA.Any; 044 import org.omg.CORBA.ORB; 045 import org.omg.CORBA.TypeCode; 046 import org.omg.CORBA.portable.InputStream; 047 import org.omg.CORBA.portable.OutputStream; 048 049 /** 050 * "Istring" was a "placeholder for a future IDL internationalized 051 * string data type" in the original specification. It is maintained 052 * solely for compatibility reasons. In both java and CORBA, 053 * Istring is now identical to the narrow (not wide) string and needs 054 * no helper. This class is implemented just for compatibility 055 * reasons. 056 * 057 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 058 */ 059 public abstract class IstringHelper 060 { 061 /** 062 * Insert the IString into Any (uses {@link Any#insert_string}). 063 * 064 * @param a the Any to insert into. 065 * @param that the string to insert. 066 */ 067 public static void insert(Any a, String that) 068 { 069 a.insert_string(that); 070 } 071 072 /** 073 * Extract the IString from Any ((uses {@link Any#extract_string}). 074 * 075 * @param a the Any to extract from. 076 */ 077 public static String extract(Any a) 078 { 079 return a.extract_string(); 080 } 081 082 /** 083 * Return an alias typecode. 084 */ 085 public static TypeCode type() 086 { 087 ORB orb = OrbRestricted.Singleton; 088 return orb.create_alias_tc(id(), "Istring", orb.create_string_tc(0)); 089 } 090 091 /** 092 * Return the IString repository id. 093 * @return "IDL:omg.org/CosNaming/Istring:1.0", always. 094 */ 095 public static String id() 096 { 097 return "IDL:omg.org/CosNaming/Istring:1.0"; 098 } 099 100 /** 101 * Calls {@link InputStream#read_string()}. 102 * 103 * @param istream the stream to read from. 104 */ 105 public static String read(InputStream istream) 106 { 107 return istream.read_string(); 108 } 109 110 /** 111 * Calls {@link OutputStream#write_string(String)}. 112 * 113 * @param ostream the stream to write into. 114 * @param value the string (IString) value to write. 115 */ 116 public static void write(OutputStream ostream, String value) 117 { 118 ostream.write_string(value); 119 } 120 }