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1: /* ServiceInformationHelper.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.CORBA; 40: 41: import org.omg.CORBA.portable.InputStream; 42: import org.omg.CORBA.portable.OutputStream; 43: 44: /** 45: * Helper operations for the service information. 46: * 47: * This class is part of the service information support, but the 48: * 1.4 API specification states that this support should be not implemented. 49: * 50: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 51: */ 52: public abstract class ServiceInformationHelper 53: { 54: /** 55: * The service information repository id. 56: */ 57: private static String _id = "IDL:org/omg/CORBA/ServiceInformation:1.0"; 58: 59: /** 60: * The caches typecode value, computed once. 61: */ 62: private static TypeCode typeCode; 63: 64: /** 65: * Extract the service information from the given Any. 66: */ 67: public static ServiceInformation extract(Any a) 68: { 69: return read(a.create_input_stream()); 70: } 71: 72: /** 73: * Get the service information repositroy id. 74: */ 75: public static String id() 76: { 77: return _id; 78: } 79: 80: /** 81: * Insert the service information into the given Any. 82: */ 83: public static void insert(Any a, ServiceInformation that) 84: { 85: OutputStream out = a.create_output_stream(); 86: a.type(type()); 87: write(out, that); 88: a.read_value(out.create_input_stream(), type()); 89: } 90: 91: /** 92: * Read the service information from the given CDR input stream. 93: */ 94: public static ServiceInformation read(InputStream istream) 95: { 96: ServiceInformation value = new ServiceInformation(); 97: value.service_options = LongSeqHelper.read(istream); 98: 99: int n = istream.read_ulong(); 100: value.service_details = new ServiceDetail[ n ]; 101: 102: for (int i = 0; i < n; i++) 103: value.service_details [ i ] = ServiceDetailHelper.read(istream); 104: return value; 105: } 106: 107: /** 108: * Get the service information typecode. 109: */ 110: public static TypeCode type() 111: { 112: if (typeCode == null) 113: { 114: ORB orb = ORB.init(); 115: 116: StructMember[] members = new StructMember[ 2 ]; 117: TypeCode member; 118: 119: member = 120: orb.create_alias_tc("IDL:omg.org/CORBA/ServiceOptionSeq:1.0", 121: "ServiceOptionSeq", LongSeqHelper.type() 122: ); 123: 124: members [ 0 ] = new StructMember("service_options", member, null); 125: 126: member = ServiceDetailHelper.type(); 127: member = orb.create_sequence_tc(0, member); 128: member = 129: orb.create_alias_tc("IDL:omg.org/CORBA/ServiceDetailSeq:1.0", 130: "ServiceDetailSeq", member 131: ); 132: members [ 1 ] = new StructMember("service_details", member, null); 133: 134: typeCode = 135: orb.create_struct_tc(ServiceInformationHelper.id(), 136: "ServiceInformation", members 137: ); 138: } 139: return typeCode; 140: } 141: 142: /** 143: * Write the service information to the given CDR output stream. 144: */ 145: public static void write(OutputStream ostream, ServiceInformation value) 146: { 147: LongSeqHelper.write(ostream, value.service_options); 148: 149: ostream.write_ulong(value.service_details.length); 150: 151: for (int i = 0; i < value.service_details.length; i++) 152: ServiceDetailHelper.write(ostream, value.service_details [ i ]); 153: } 154: }
GNU Classpath (0.20) |