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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 gnu.CORBA.Minor; 42: 43: import org.omg.CORBA.Any; 44: import org.omg.CORBA.BAD_PARAM; 45: import org.omg.CORBA.MARSHAL; 46: import org.omg.CORBA.ORB; 47: import org.omg.CORBA.TypeCode; 48: import org.omg.CORBA.portable.InputStream; 49: import org.omg.CORBA.portable.OutputStream; 50: import org.omg.PortableServer.ServantActivator; 51: 52: /** 53: * The helper operations for the CORBA object {@link Current}. 54: * 55: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 56: */ 57: public abstract class CurrentHelper 58: { 59: /** 60: * The cached {@link Current} typecode, computed once. 61: */ 62: private static TypeCode typeCode; 63: 64: /** 65: * Get the type code of the {@link Current}. 66: */ 67: public static TypeCode type() 68: { 69: if (typeCode == null) 70: { 71: typeCode = ORB.init().create_interface_tc(id(), "Current"); 72: } 73: return typeCode; 74: } 75: 76: /** 77: * Insert the Current into the given Any. 78: * 79: * @param any the Any to insert into. 80: * @param that the Current to insert. 81: */ 82: public static void insert(Any any, Current that) 83: { 84: any.insert_Object(that); 85: } 86: 87: /** 88: * Extract the Current from given Any. 89: * 90: * @throws BAD_OPERATION if the passed Any does not contain Current. 91: */ 92: public static Current extract(Any any) 93: { 94: return narrow(any.extract_Object()); 95: } 96: 97: /** 98: * Get the Current repository id. 99: * 100: * @return "org.omg.PortableInterceptor.CurrentOperations", always. 101: */ 102: public static String id() 103: { 104: return "IDL:omg.org/PortableInterceptor/Current:1.0"; 105: } 106: 107: /** 108: * Cast the passed object into the Current. 109: * 110: * @param obj the object to narrow. 111: * @return narrowed instance. 112: * @throws BAD_PARAM if the passed object is not a Current. 113: */ 114: public static Current narrow(org.omg.CORBA.Object obj) 115: { 116: if (obj == null) 117: { 118: return null; 119: } 120: else if (obj instanceof Current) 121: { 122: return (Current) obj; 123: } 124: else 125: { 126: throw new BAD_PARAM("Not a Current"); 127: } 128: } 129: 130: /** 131: * Narrow the given object to the Current. For the objects that are 132: * always local, this operation does not differ from the ordinary 133: * {@link #narrow} (ClassCastException will be thrown if narrowing something 134: * different). 135: * 136: * @param obj the object to cast. 137: * 138: * @return the casted Current. 139: * 140: * @since 1.5 141: * 142: * @see OMG issue 4158. 143: */ 144: public static Current unchecked_narrow(org.omg.CORBA.Object obj) 145: { 146: return narrow(obj); 147: } 148: 149: /** 150: * Not supported for compatibility reasons. 151: * 152: * @specnote Not supported by Sun at least till jdk 1.5 inclusive. 153: * 154: * @throws MARSHAL always. 155: */ 156: public static Current read(InputStream input) 157: { 158: MARSHAL m = new MARSHAL("Inappropriate"); 159: m.minor = Minor.Inappropriate; 160: throw m; 161: } 162: 163: /** 164: * Not supported for compatibility reasons. 165: * 166: * @specnote Not supported by Sun at least till jdk 1.5 inclusive. 167: * 168: * @throws MARSHAL always. 169: */ 170: public static void write(OutputStream output, Current value) 171: { 172: MARSHAL m = new MARSHAL("Inappropriate"); 173: m.minor = Minor.Inappropriate; 174: throw m; 175: }
GNU Classpath (0.20) |