1 /* 2 * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.corba.se.impl.orb ; 27 28 import org.omg.CORBA.portable.OutputStream ; 29 30 import com.sun.corba.se.spi.orb.ORBVersion ; 31 32 public class ORBVersionImpl implements ORBVersion { 33 private byte orbType ; 34 35 public ORBVersionImpl( byte orbType ) 36 { 37 this.orbType = orbType ; 38 } 39 40 public static final ORBVersion FOREIGN = new ORBVersionImpl( 41 ORBVersion.FOREIGN ) ; 42 43 public static final ORBVersion OLD = new ORBVersionImpl( 44 ORBVersion.OLD ) ; 45 46 public static final ORBVersion NEW = new ORBVersionImpl( 47 ORBVersion.NEW ) ; 48 49 public static final ORBVersion JDK1_3_1_01 = new ORBVersionImpl( 50 ORBVersion.JDK1_3_1_01 ) ; 51 52 public static final ORBVersion NEWER = new ORBVersionImpl( 53 ORBVersion.NEWER ) ; 54 55 public static final ORBVersion PEORB = new ORBVersionImpl( 56 ORBVersion.PEORB ) ; 57 58 public byte getORBType() 59 { 60 return orbType ; 61 } 62 63 public void write( OutputStream os ) 64 { 65 os.write_octet( (byte)orbType ) ; 66 } 67 68 public String toString() 69 { 70 return "ORBVersionImpl[" + Byte.toString( orbType ) + "]" ; 71 } 72 73 public boolean equals( Object obj ) 74 { 75 if (!(obj instanceof ORBVersion)) 76 return false ; 77 78 ORBVersion version = (ORBVersion)obj ; 79 return version.getORBType() == orbType ; 80 } 81 82 public int hashCode() 83 { 84 return orbType ; 85 } 86 87 public boolean lessThan(ORBVersion version) { 88 return orbType < version.getORBType(); 89 } 90 91 public int compareTo(Object obj) { 92 // The Comparable interface says that this 93 // method throws a ClassCastException if the 94 // given object's type prevents it from being 95 // compared. 96 return getORBType() - ((ORBVersion)obj).getORBType(); 97 } 98 }