001/* CannotProceedHelper.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.NamingContextPackage; 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; 051import org.omg.CosNaming.NameComponentHelper; 052import org.omg.CosNaming.NameHelper; 053import org.omg.CosNaming.NamingContextHelper; 054 055/** 056 * The helper operations for {@link CannotProceed}. 057 * 058 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 059 */ 060public abstract class CannotProceedHelper 061{ 062 /** 063 * The {@link CannotProceed} repository id. 064 */ 065 private static String _id = 066 "IDL:omg.org/CosNaming/NamingContext/CannotProceed:1.0"; 067 068 /** 069 * Extract the exception from the given {@link Any}. 070 */ 071 public static CannotProceed extract(Any a) 072 { 073 try 074 { 075 return ((CannotProceedHolder) a.extract_Streamable()).value; 076 } 077 catch (ClassCastException ex) 078 { 079 BAD_OPERATION bad = new BAD_OPERATION(); 080 bad.initCause(ex); 081 bad.minor = Minor.Any; 082 throw bad; 083 } 084 } 085 086 /** 087 * Return the exception repository id. 088 */ 089 public static String id() 090 { 091 return _id; 092 } 093 094 /** 095 * Insert the exception into the given {@link Any}. 096 */ 097 public static void insert(Any a, CannotProceed that) 098 { 099 a.insert_Streamable(new CannotProceedHolder(that)); 100 } 101 102 /** 103 * Read the exception from the given CDR stream. 104 */ 105 public static CannotProceed read(InputStream istream) 106 { 107 CannotProceed value = new CannotProceed(); 108 109 // read and discard the repository ID 110 istream.read_string(); 111 value.cxt = NamingContextHelper.read(istream); 112 value.rest_of_name = NameHelper.read(istream); 113 return value; 114 } 115 116 /** 117 * Create the type code for this exception. 118 */ 119 public static TypeCode type() 120 { 121 ORB orb = OrbRestricted.Singleton; 122 123 StructMember[] members = new StructMember[ 2 ]; 124 TypeCode member; 125 member = NamingContextHelper.type(); 126 members [ 0 ] = new StructMember("cxt", member, null); 127 member = NameComponentHelper.type(); 128 member = orb.create_sequence_tc(0, member); 129 member = orb.create_alias_tc(NameHelper.id(), "Name", member); 130 members [ 1 ] = new StructMember("rest_of_name", member, null); 131 return orb.create_struct_tc(id(), "CannotProceed", members); 132 } 133 134 /** 135 * Write the exception to the CDR output stream. 136 */ 137 public static void write(OutputStream ostream, CannotProceed value) 138 { 139 // write the repository ID 140 ostream.write_string(id()); 141 NamingContextHelper.write(ostream, value.cxt); 142 NameHelper.write(ostream, value.rest_of_name); 143 } 144}