001 /* DynAnySeq.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.DynamicAny; 040 041 import gnu.CORBA.DynAnySeqHolder; 042 import gnu.CORBA.Minor; 043 import gnu.CORBA.OrbRestricted; 044 045 import org.omg.CORBA.Any; 046 import org.omg.CORBA.BAD_OPERATION; 047 import org.omg.CORBA.MARSHAL; 048 import org.omg.CORBA.ORB; 049 import org.omg.CORBA.TypeCode; 050 import org.omg.CORBA.portable.InputStream; 051 import org.omg.CORBA.portable.OutputStream; 052 053 /** 054 * A helper operations for the array of {@link DynAny} (DynAny[]). 055 * Following the 1.5 JDK specifications, DynAny (and hence an sequence of 056 * DynAny's) is always a local object, so the two methods of this helper 057 * ({@link #read} and {@link #write} are not in use, always throwing 058 * {@link MARSHAL}. 059 * 060 * @specnote always throwing MARSHAL in read and write ensures compatibility 061 * with other popular implementations like Sun's. 062 * 063 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 064 */ 065 public abstract class DynAnySeqHelper 066 { 067 public static TypeCode type() 068 { 069 ORB orb = OrbRestricted.Singleton; 070 TypeCode t = orb.create_sequence_tc(0, DynAnyHelper.type()); 071 return orb.create_alias_tc(id(), "DynAnySeq", t); 072 } 073 074 /** 075 * Insert the DynAnySeq into the given Any. 076 * This method uses the DynAnySeqHolder. 077 * 078 * @param any the Any to insert into. 079 * @param those the DynAny[] to insert. 080 */ 081 public static void insert(Any any, DynAny[] those) 082 { 083 any.insert_Streamable(new DynAnySeqHolder(those)); 084 } 085 086 /** 087 * Extract the DynAnySeq from given Any. 088 * This method uses the DynAnySeqHolder. 089 * 090 * @throws BAD_OPERATION if the passed Any does not contain DynAnySeq. 091 */ 092 public static DynAny[] extract(Any any) 093 { 094 try 095 { 096 return ((DynAnySeqHolder) any.extract_Streamable()).value; 097 } 098 catch (ClassCastException cex) 099 { 100 BAD_OPERATION bad = new BAD_OPERATION("DynAnySeq expected"); 101 bad.initCause(cex); 102 bad.minor = Minor.Any; 103 throw bad; 104 } 105 } 106 107 /** 108 * Get the DynAnySeq repository id. 109 * 110 * @return "IDL:omg.org/DynamicAny/DynAnySeq:1.0", always. 111 */ 112 public static String id() 113 { 114 return "IDL:omg.org/DynamicAny/DynAnySeq:1.0"; 115 } 116 117 /** 118 * The method should read this object from the CDR input stream, but 119 * (following the JDK 1.5 API) it does not. 120 * 121 * @param input a org.omg.CORBA.portable stream to read from. 122 * 123 * @specenote Sun throws the same exception. 124 * 125 * @throws MARSHAL always. 126 */ 127 public static DynAny[] read(InputStream input) 128 { 129 throw new MARSHAL(DynAnyFactoryHelper.not_applicable(id())); 130 } 131 132 /** 133 * The method should write this object to the CDR input stream, but 134 * (following the JDK 1.5 API) it does not. 135 * 136 * @param output a org.omg.CORBA.portable stream to write into. 137 * 138 * @specenote Sun throws the same exception. 139 * 140 * @throws MARSHAL always. 141 */ 142 public static void write(OutputStream output, DynAny[] value) 143 { 144 throw new MARSHAL(DynAnyFactoryHelper.not_applicable(id())); 145 } 146 }