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1: /* CurrentHelper.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.PortableInterceptor; 40: 41: import org.omg.CORBA.Any; 42: import org.omg.CORBA.BAD_PARAM; 43: import org.omg.CORBA.MARSHAL; 44: import org.omg.CORBA.ORB; 45: import org.omg.CORBA.TypeCode; 46: import org.omg.CORBA.portable.InputStream; 47: import org.omg.CORBA.portable.OutputStream; 48: 49: /** 50: * The helper operations for the CORBA object {@link Current}. 51: * 52: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 53: */ 54: public abstract class CurrentHelper 55: { 56: /** 57: * The cached {@link Current} typecode, computed once. 58: */ 59: private static TypeCode typeCode; 60: 61: /** 62: * Get the type code of the {@link Current}. 63: */ 64: public static TypeCode type() 65: { 66: if (typeCode == null) 67: { 68: typeCode = ORB.init().create_interface_tc(id(), "Current"); 69: } 70: return typeCode; 71: } 72: 73: /** 74: * Insert the Current into the given Any. 75: * 76: * @param any the Any to insert into. 77: * @param that the Current to insert. 78: */ 79: public static void insert(Any any, Current that) 80: { 81: any.insert_Object(that); 82: } 83: 84: /** 85: * Extract the Current from given Any. 86: * 87: * @throws BAD_OPERATION if the passed Any does not contain Current. 88: */ 89: public static Current extract(Any any) 90: { 91: return narrow(any.extract_Object()); 92: } 93: 94: /** 95: * Get the Current repository id. 96: * 97: * @return "org.omg.PortableInterceptor.CurrentOperations", always. 98: */ 99: public static String id() 100: { 101: return "IDL:omg.org/PortableInterceptor/Current:1.0"; 102: } 103: 104: /** 105: * Cast the passed object into the Current. 106: * 107: * @param obj the object to narrow. 108: * @return narrowed instance. 109: * @throws BAD_PARAM if the passed object is not a Current. 110: */ 111: public static Current narrow(org.omg.CORBA.Object obj) 112: { 113: if (obj == null) 114: { 115: return null; 116: } 117: else if (obj instanceof Current) 118: { 119: return (Current) obj; 120: } 121: else 122: { 123: throw new BAD_PARAM("Not a Current"); 124: } 125: } 126: 127: /** 128: * Not supported for compatibility reasons. 129: * 130: * @specnote Not supported by Sun at least till jdk 1.5 inclusive. 131: * 132: * @throws MARSHAL always. 133: */ 134: public static Current read(InputStream input) 135: { 136: throw new MARSHAL(); 137: } 138: 139: /** 140: * Not supported for compatibility reasons. 141: * 142: * @specnote Not supported by Sun at least till jdk 1.5 inclusive. 143: * 144: * @throws MARSHAL always. 145: */ 146: public static void write(OutputStream output, Current value) 147: { 148: throw new MARSHAL(); 149: }
GNU Classpath (0.18) |