001 /* CannotProceedHelper.java -- 002 Copyright (C) 2005 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.NamingContextPackage; 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 import org.omg.CosNaming.NameComponentHelper; 052 import org.omg.CosNaming.NameHelper; 053 import org.omg.CosNaming.NamingContextHelper; 054 055 /** 056 * The helper operations for {@link CannotProceed}. 057 * 058 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 059 */ 060 public 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 }