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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.PortableServer; 40: 41: import gnu.CORBA.Minor; 42: import gnu.CORBA.Poa.ForwardRequestHolder; 43: 44: import org.omg.CORBA.Any; 45: import org.omg.CORBA.BAD_OPERATION; 46: import org.omg.CORBA.ORB; 47: import org.omg.CORBA.ObjectHelper; 48: import org.omg.CORBA.StructMember; 49: import org.omg.CORBA.TypeCode; 50: import org.omg.CORBA.portable.InputStream; 51: import org.omg.CORBA.portable.OutputStream; 52: 53: /** 54: * The helper operations for the exception {@link ForwardRequest}. 55: * 56: * @specnote The helper must be here and not in POA subpackage as it must 57: * be discovered by the {@link ObjectCreator} when reading this remote 58: * exception. 59: * 60: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 61: */ 62: public abstract class ForwardRequestHelper 63: { 64: /** 65: * The cached typecode value, computed only once. 66: */ 67: private static TypeCode typeCode; 68: 69: /** 70: * Extract the ForwardRequest from given Any. 71: * This method uses the ForwardRequestHolder. 72: * 73: * @throws BAD_OPERATION if the passed Any does not contain ForwardRequest. 74: */ 75: public static ForwardRequest extract(Any any) 76: { 77: try 78: { 79: return ((ForwardRequestHolder) any.extract_Streamable()).value; 80: } 81: catch (ClassCastException cex) 82: { 83: BAD_OPERATION bad = new BAD_OPERATION("ForwardRequest expected"); 84: bad.minor = Minor.Any; 85: bad.initCause(cex); 86: throw bad; 87: } 88: } 89: 90: /** 91: * Get the ForwardRequest repository id. 92: * 93: * @return "ForwardRequest", always. 94: */ 95: public static String id() 96: { 97: return "ForwardRequest"; 98: } 99: 100: /** 101: * Insert the ForwardRequest into the given Any. 102: * This method uses the ForwardRequestHolder. 103: * 104: * @param any the Any to insert into. 105: * @param that the ForwardRequest to insert. 106: */ 107: public static void insert(Any any, ForwardRequest that) 108: { 109: any.insert_Streamable(new ForwardRequestHolder(that)); 110: } 111: 112: /** 113: * Read the exception from the CDR intput stream. 114: * 115: * @param input a org.omg.CORBA.portable stream to read from. 116: */ 117: public static ForwardRequest read(InputStream input) 118: { 119: // Read the exception repository id. 120: String id = input.read_string(); 121: ForwardRequest value = new ForwardRequest(); 122: 123: value.forward_reference = input.read_Object(); 124: return value; 125: } 126: 127: /** 128: * Create the ForwardRequest typecode (structure, 129: * named "ForwardRequest"). 130: * The typecode states that the structure contains the 131: * following fields: forward_reference. 132: */ 133: public static TypeCode type() 134: { 135: if (typeCode == null) 136: { 137: ORB orb = ORB.init(); 138: StructMember[] members = new StructMember[ 1 ]; 139: 140: TypeCode field; 141: 142: field = ObjectHelper.type(); 143: members [ 0 ] = new StructMember("forward_reference", field, null); 144: typeCode = orb.create_exception_tc(id(), "ForwardRequest", members); 145: } 146: return typeCode; 147: } 148: 149: /** 150: * Write the exception to the CDR output stream. 151: * 152: * @param output a org.omg.CORBA.portable stream stream to write into. 153: * @param value a value to write. 154: */ 155: public static void write(OutputStream output, ForwardRequest value) 156: { 157: // Write the exception repository id. 158: output.write_string(id()); 159: output.write_Object(value.forward_reference); 160: }
GNU Classpath (0.20) |