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1: /* DynAnySeq.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.DynamicAny; 40: 41: import gnu.CORBA.DynAnySeqHolder; 42: import gnu.CORBA.Minor; 43: 44: import org.omg.CORBA.Any; 45: import org.omg.CORBA.BAD_OPERATION; 46: import org.omg.CORBA.MARSHAL; 47: import org.omg.CORBA.ORB; 48: import org.omg.CORBA.TypeCode; 49: import org.omg.CORBA.portable.InputStream; 50: import org.omg.CORBA.portable.OutputStream; 51: 52: /** 53: * A helper operations for the array of {@link DynAny} ({@link DynAnySeq}). 54: * Following the 1.5 JDK specifications, DynAny (and hence an sequence of 55: * DynAny's) is always a local object, so the two methods of this helper 56: * ({@link #read} and {@link #write} are not in use, always throwing 57: * {@link MARSHAL}. 58: * 59: * @specnote always throwing MARSHAL in read and write ensures compatibility 60: * with other popular implementations like Sun's. 61: * 62: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 63: */ 64: public abstract class DynAnySeqHelper 65: { 66: /** 67: * The cached typecode value, computed only once. 68: */ 69: private static TypeCode typeCode; 70: 71: public static TypeCode type() 72: { 73: if (typeCode == null) 74: { 75: ORB orb = ORB.init(); 76: TypeCode t = orb.create_sequence_tc(0, DynAnyHelper.type()); 77: typeCode = orb.create_alias_tc(id(), "DynAnySeq", t); 78: } 79: return typeCode; 80: } 81: 82: /** 83: * Insert the DynAnySeq into the given Any. 84: * This method uses the DynAnySeqHolder. 85: * 86: * @param any the Any to insert into. 87: * @param those the DynAny[] to insert. 88: */ 89: public static void insert(Any any, DynAny[] those) 90: { 91: any.insert_Streamable(new DynAnySeqHolder(those)); 92: } 93: 94: /** 95: * Extract the DynAnySeq from given Any. 96: * This method uses the DynAnySeqHolder. 97: * 98: * @throws BAD_OPERATION if the passed Any does not contain DynAnySeq. 99: */ 100: public static DynAny[] extract(Any any) 101: { 102: try 103: { 104: return ((DynAnySeqHolder) any.extract_Streamable()).value; 105: } 106: catch (ClassCastException cex) 107: { 108: BAD_OPERATION bad = new BAD_OPERATION("DynAnySeq expected"); 109: bad.initCause(cex); 110: bad.minor = Minor.Any; 111: throw bad; 112: } 113: } 114: 115: /** 116: * Get the DynAnySeq repository id. 117: * 118: * @return "IDL:omg.org/DynamicAny/DynAnySeq:1.0", always. 119: */ 120: public static String id() 121: { 122: return "IDL:omg.org/DynamicAny/DynAnySeq:1.0"; 123: } 124: 125: /** 126: * The method should read this object from the CDR input stream, but 127: * (following the JDK 1.5 API) it does not. 128: * 129: * @param input a org.omg.CORBA.portable stream to read from. 130: * 131: * @specenote Sun throws the same exception. 132: * 133: * @throws MARSHAL always. 134: */ 135: public static DynAny[] read(InputStream input) 136: { 137: throw new MARSHAL(DynAnyFactoryHelper.not_applicable(id())); 138: } 139: 140: /** 141: * The method should write this object to the CDR input stream, but 142: * (following the JDK 1.5 API) it does not. 143: * 144: * @param input a org.omg.CORBA.portable stream to read from. 145: * 146: * @specenote Sun throws the same exception. 147: * 148: * @throws MARSHAL always. 149: */ 150: public static void write(OutputStream output, DynAny[] value) 151: { 152: throw new MARSHAL(DynAnyFactoryHelper.not_applicable(id())); 153: }
GNU Classpath (0.20) |