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1: /* CodecFactoryHelper.java -- 2: Copyright (C) 2005 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: 39: package org.omg.IOP; 40: 41: import org.omg.CORBA.Any; 42: import org.omg.CORBA.BAD_PARAM; 43: import org.omg.CORBA.CompletionStatus; 44: import org.omg.CORBA.MARSHAL; 45: import org.omg.CORBA.ORB; 46: import org.omg.CORBA.TypeCode; 47: import org.omg.CORBA.portable.InputStream; 48: import org.omg.CORBA.portable.OutputStream; 49: 50: /** 51: * The helper operations for the 52: * CORBA object {@link CodecFactory}. 53: * 54: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 55: */ 56: public abstract class CodecFactoryHelper 57: { 58: /** 59: * The cached {@link CodecFactory} typecode, computed once. 60: */ 61: private static TypeCode typeCode; 62: 63: /** 64: * Get the type code of the {@link CodecFactory}. 65: */ 66: public static TypeCode type() 67: { 68: if (typeCode == null) 69: typeCode = ORB.init().create_interface_tc(id(), "CodecFactory"); 70: return typeCode; 71: } 72: 73: /** 74: * Insert the CodecFactory into the given Any. 75: * 76: * @param any the Any to insert into. 77: * @param that the CodecFactory to insert. 78: */ 79: public static void insert(Any any, CodecFactory that) 80: { 81: any.insert_Object(that); 82: } 83: 84: /** 85: * Extract the CodecFactory from given Any. 86: * 87: * @throws BAD_OPERATION if the passed Any does not contain CodecFactory. 88: */ 89: public static CodecFactory extract(Any any) 90: { 91: return narrow(any.extract_Object()); 92: } 93: 94: /** 95: * Get the CodecFactory repository id. 96: * 97: * @return "IDL:omg.org/IOP/CodecFactory:1.0", always. 98: */ 99: public static String id() 100: { 101: return "IDL:omg.org/IOP/CodecFactory:1.0"; 102: } 103: 104: /** 105: * Cast the passed object into the CodecFactory. As the CodecFactory 106: * is a local object, this is not different from the java type cast. 107: * 108: * @throws BAD_PARAM if the passed object is not a CodecFactory. 109: */ 110: public static CodecFactory narrow(org.omg.CORBA.Object obj) 111: { 112: try 113: { 114: return (CodecFactory) obj; 115: } 116: catch (ClassCastException ex) 117: { 118: BAD_PARAM bad = new BAD_PARAM("CodecFactory expected"); 119: bad.initCause(ex); 120: throw bad; 121: } 122: } 123: 124: /** 125: * Narrow the given object to the CodecFactory. For the objects that are 126: * always local, this operation does not differ from the ordinary 127: * {@link #narrow} (ClassCastException will be thrown if narrowing something 128: * different). 129: * 130: * @param obj the object to cast. 131: * 132: * @return the casted CodecFactory. 133: * 134: * @since 1.5 135: * 136: * @see OMG issue 4158. 137: */ 138: public static CodecFactory unchecked_narrow(org.omg.CORBA.Object obj) 139: { 140: return narrow(obj); 141: } 142: 143: /** 144: * This should read the CodecFactory from the CDR intput stream, 145: * but this is not possible as CodecFactory is a local object. 146: * 147: * @specnote Suns implementation (1.4) throws this exception either. 148: * 149: * @throws {@link MARSHAL}, minor code 0 and incomplete, always. 150: */ 151: public static CodecFactory read(InputStream input) 152: { 153: throw new MARSHAL(UNSUPPORTED, 0, CompletionStatus.COMPLETED_NO); 154: } 155: 156: /** 157: * This should write the CodecFactory from the CDR intput stream, 158: * but this is not possible as CodecFactory is a local object. 159: * 160: * @specnote Suns implementation (1.4) throws this exception either. 161: * 162: * @throws {@link MARSHAL}, minor code 0 and incomplete, always. 163: */ 164: public static void write(OutputStream output, CodecFactory value) 165: { 166: throw new MARSHAL(UNSUPPORTED, 0, CompletionStatus.COMPLETED_NO); 167: } 168: 169: private static String UNSUPPORTED = 170: "The operation is unsupported for CodecFactory because it is a local object";
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