001/* IORInterceptor_3_0Helper.java -- 002 Copyright (C) 2005, 2006 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.PortableInterceptor; 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.BAD_PARAM; 047import org.omg.CORBA.TypeCode; 048import org.omg.CORBA.portable.Delegate; 049import org.omg.CORBA.portable.InputStream; 050import org.omg.CORBA.portable.ObjectImpl; 051import org.omg.CORBA.portable.OutputStream; 052 053/** 054 * The helper operations for the CORBA object {@link IORInterceptor_3_0}. 055 * 056 * @since 1.5 057 * 058 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 059 */ 060public abstract class IORInterceptor_3_0Helper 061{ 062 /** 063 * Get the type code of the {@link IORInterceptor_3_0}. 064 */ 065 public static TypeCode type() 066 { 067 return OrbRestricted.Singleton.create_interface_tc(id(), 068 "IORInterceptor_3_0"); 069 } 070 071 /** 072 * Insert the IORInterceptor_3_0 into the given Any. 073 * 074 * @param any the Any to insert into. 075 * @param that the IORInterceptor_3_0 to insert. 076 */ 077 public static void insert(Any any, IORInterceptor_3_0 that) 078 { 079 any.insert_Streamable(new IORInterceptor_3_0Holder(that)); 080 } 081 082 /** 083 * Extract the IORInterceptor_3_0 from given Any. 084 * 085 * @throws BAD_OPERATION if the passed Any does not contain 086 * IORInterceptor_3_0. 087 */ 088 public static IORInterceptor_3_0 extract(Any any) 089 { 090 try 091 { 092 IORInterceptor_3_0Holder holder = (IORInterceptor_3_0Holder) 093 any.extract_Streamable(); 094 return holder.value; 095 } 096 catch (ClassCastException cex) 097 { 098 BAD_OPERATION bad = new BAD_OPERATION("IORInterceptor_3_0 expected"); 099 bad.minor = Minor.Any; 100 bad.initCause(cex); 101 throw bad; 102 } 103 } 104 105 /** 106 * Get the IORInterceptor_3_0 repository id. 107 * 108 * @return "IDL:omg.org/PortableInterceptor/IORInterceptor_3_0:1.0", always. 109 */ 110 public static String id() 111 { 112 return "IDL:omg.org/PortableInterceptor/IORInterceptor_3_0:1.0"; 113 } 114 115 /** 116 * Narrow the passed object into the IORInterceptor_3_0. If the object has a 117 * different java type, create an instance of the _IORInterceptor_3_0Stub, 118 * using the same delegate, as for the passed parameter. Hence, unlike java 119 * type cast, this method may return a different object, than has been passed. 120 * 121 * @param obj the object to narrow. 122 * @return narrowed instance. 123 * @throws BAD_PARAM if the passed object is not a IORInterceptor_3_0. 124 */ 125 public static IORInterceptor_3_0 narrow(org.omg.CORBA.Object obj) 126 { 127 if (obj == null) 128 return null; 129 else if (obj instanceof IORInterceptor_3_0) 130 return (IORInterceptor_3_0) obj; 131 else if (!obj._is_a(id())) 132 throw new BAD_PARAM("Not a IORInterceptor_3_0"); 133 else 134 { 135 Delegate delegate = ((ObjectImpl) obj)._get_delegate(); 136 return new _IORInterceptor_3_0Stub(delegate); 137 } 138 } 139 140 /** 141 * Narrow the passed object into the IORInterceptor_3_0. No type-checking is 142 * performed to verify that the object actually supports the requested type. 143 * The {@link BAD_OPERATION} will be thrown if unsupported operations are 144 * invoked on the new returned reference, but no failure is expected at the 145 * time of the unchecked_narrow. For instance, the narrowing of the 146 * remote instance of the {@link IORInterceptor} will work as long as only the 147 * methods, inherited from this parent, are invoked. 148 * 149 * 150 * @param obj the object to narrow. 151 * @return narrowed instance. 152 * @throws BAD_PARAM if the passed object is not a IORInterceptor_3_0. 153 */ 154 public static IORInterceptor_3_0 unchecked_narrow(org.omg.CORBA.Object obj) 155 { 156 if (obj == null) 157 return null; 158 else if (obj instanceof IORInterceptor_3_0) 159 return (IORInterceptor_3_0) obj; 160 else 161 { 162 Delegate delegate = ((ObjectImpl) obj)._get_delegate(); 163 return new _IORInterceptor_3_0Stub(delegate); 164 } 165 } 166 167 168 /** 169 * Read the IORInterceptor_3_0 from the CDR intput stream (IOR profile 170 * expected). 171 * 172 * @param input a org.omg.CORBA.portable stream to read from. 173 */ 174 public static IORInterceptor_3_0 read(InputStream input) 175 { 176 return unchecked_narrow(input.read_Object()); 177 } 178 179 /** 180 * Write the IORInterceptor_3_0 to the CDR output stream (as IOR profile). 181 * 182 * @param output a org.omg.CORBA.portable stream stream to write into. 183 * @param value a value to write. 184 */ 185 public static void write(OutputStream output, IORInterceptor_3_0 value) 186 { 187 output.write_Object(value); 188 } 189}