001/* BindingHelper.java -- 002 Copyright (C) 2005 Free Software Foundation, Inc. 003 004This file is part of GNU Classpath. 005 006GNU Classpath is free software; you can redistribute it and/or modify 007it under the terms of the GNU General Public License as published by 008the Free Software Foundation; either version 2, or (at your option) 009any later version. 010 011GNU Classpath is distributed in the hope that it will be useful, but 012WITHOUT ANY WARRANTY; without even the implied warranty of 013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014General Public License for more details. 015 016You should have received a copy of the GNU General Public License 017along with GNU Classpath; see the file COPYING. If not, write to the 018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 01902110-1301 USA. 020 021Linking this library statically or dynamically with other modules is 022making a combined work based on this library. Thus, the terms and 023conditions of the GNU General Public License cover the whole 024combination. 025 026As a special exception, the copyright holders of this library give you 027permission to link this library with independent modules to produce an 028executable, regardless of the license terms of these independent 029modules, and to copy and distribute the resulting executable under 030terms of your choice, provided that you also meet, for each linked 031independent module, the terms and conditions of the license of that 032module. An independent module is a module which is not derived from 033or based on this library. If you modify this library, you may extend 034this exception to your version of the library, but you are not 035obligated to do so. If you do not wish to do so, delete this 036exception statement from your version. */ 037 038 039package org.omg.CosNaming; 040 041import gnu.CORBA.Minor; 042import gnu.CORBA.OrbRestricted; 043 044import org.omg.CORBA.Any; 045import org.omg.CORBA.BAD_OPERATION; 046import org.omg.CORBA.ORB; 047import org.omg.CORBA.StructMember; 048import org.omg.CORBA.TypeCode; 049import org.omg.CORBA.portable.InputStream; 050import org.omg.CORBA.portable.OutputStream; 051 052/** 053 * The helper operations for {@link Binding}. 054 * 055 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 056 */ 057public abstract class BindingHelper 058{ 059 /** 060 * The {@link Binding} repository id. 061 */ 062 private static String _id = "IDL:omg.org/CosNaming/Binding:1.0"; 063 064 /** 065 * Extract the binding from the given {@link Any}. 066 */ 067 public static Binding extract(Any a) 068 { 069 try 070 { 071 return ((BindingHolder) a.extract_Streamable()).value; 072 } 073 catch (ClassCastException ex) 074 { 075 BAD_OPERATION bad = new BAD_OPERATION("Binding expected"); 076 bad.minor = Minor.Any; 077 bad.initCause(ex); 078 throw bad; 079 } 080 } 081 082 /** 083 * Return the binding repository id. 084 */ 085 public static String id() 086 { 087 return _id; 088 } 089 090 /** 091 * Insert the binding into the given {@link Any}. 092 */ 093 public static void insert(Any a, Binding that) 094 { 095 a.insert_Streamable(new BindingHolder(that)); 096 } 097 098 /** 099 * Read the binding from the given CDR stream. 100 */ 101 public static Binding read(InputStream istream) 102 { 103 Binding value = new Binding(); 104 value.binding_name = NameHelper.read(istream); 105 value.binding_type = BindingTypeHelper.read(istream); 106 return value; 107 } 108 109 /** 110 * Create the type code for this exception. 111 */ 112 public static TypeCode type() 113 { 114 ORB orb = OrbRestricted.Singleton; 115 116 StructMember[] members = new StructMember[ 2 ]; 117 TypeCode member; 118 member = NameComponentHelper.type(); 119 member = orb.create_sequence_tc(0, member); 120 member = orb.create_alias_tc(NameHelper.id(), "Name", member); 121 members [ 0 ] = new StructMember("binding_name", member, null); 122 member = BindingTypeHelper.type(); 123 members [ 1 ] = new StructMember("binding_type", member, null); 124 return orb.create_struct_tc(id(), "Binding", members); 125 } 126 127 /** 128 * Write the exception to the CDR output stream. 129 */ 130 public static void write(OutputStream ostream, Binding value) 131 { 132 NameHelper.write(ostream, value.binding_name); 133 BindingTypeHelper.write(ostream, value.binding_type); 134 } 135}