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1: /* ForwardRequestHelper.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.Interceptor.ForwardRequestHolder; 42: 43: import org.omg.CORBA.Any; 44: import org.omg.CORBA.BAD_OPERATION; 45: import org.omg.CORBA.ORB; 46: import org.omg.CORBA.ObjectHelper; 47: import org.omg.CORBA.StructMember; 48: import org.omg.CORBA.TypeCode; 49: import org.omg.CORBA.portable.InputStream; 50: import org.omg.CORBA.portable.OutputStream; 51: 52: /** 53: * The helper operations for the exception {@link ForwardRequest}. 54: * 55: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 56: */ 57: public abstract class ForwardRequestHelper 58: { 59: /** 60: * The cached typecode value, computed only once. 61: */ 62: private static TypeCode typeCode; 63: 64: /** 65: * Create the ForwardRequest typecode (structure, named "ForwardRequest"). The 66: * typecode states that the structure contains the following fields: forward. 67: */ 68: public static TypeCode type() 69: { 70: if (typeCode == null) 71: { 72: ORB orb = ORB.init(); 73: StructMember[] members = new StructMember[ 1 ]; 74: 75: TypeCode field = ObjectHelper.type(); 76: members [ 0 ] = new StructMember("forward", field, null); 77: typeCode = orb.create_exception_tc(id(), "ForwardRequest", members); 78: } 79: return typeCode; 80: } 81: 82: /** 83: * Insert the ForwardRequest into the given Any. This method uses the 84: * ForwardRequestHolder. 85: * 86: * @param any the Any to insert into. 87: * @param that the ForwardRequest to insert. 88: */ 89: public static void insert(Any any, ForwardRequest that) 90: { 91: any.insert_Streamable(new ForwardRequestHolder(that)); 92: } 93: 94: /** 95: * Extract the ForwardRequest from given Any. This method uses the 96: * ForwardRequestHolder. 97: * 98: * @throws BAD_OPERATION if the passed Any does not contain ForwardRequest. 99: */ 100: public static ForwardRequest extract(Any any) 101: { 102: try 103: { 104: return ((ForwardRequestHolder) any.extract_Streamable()).value; 105: } 106: catch (ClassCastException cex) 107: { 108: BAD_OPERATION bad = new BAD_OPERATION(id() + " expected"); 109: bad.initCause(cex); 110: throw bad; 111: } 112: } 113: 114: /** 115: * Get the ForwardRequest repository id. 116: * 117: * @return "IDL:omg.org/PortableInterceptor/ForwardRequest:1.0", always. 118: */ 119: public static String id() 120: { 121: return "IDL:omg.org/PortableInterceptor/ForwardRequest:1.0"; 122: } 123: 124: /** 125: * Read the exception from the CDR intput stream. 126: * 127: * @param input a org.omg.CORBA.portable stream to read from. 128: */ 129: public static ForwardRequest read(InputStream input) 130: { 131: // Read (and discard) the exception repository id. 132: input.read_string(); 133: 134: ForwardRequest value = new ForwardRequest(); 135: 136: value.forward = input.read_Object(); 137: return value; 138: } 139: 140: /** 141: * Write the exception to the CDR output stream. 142: * 143: * @param output a org.omg.CORBA.portable stream stream to write into. 144: * @param value a value to write. 145: */ 146: public static void write(OutputStream output, ForwardRequest value) 147: { 148: // Write the exception repository id. 149: output.write_string(id()); 150: output.write_Object(value.forward); 151: }
GNU Classpath (0.18) |