001/* IdUniquenessPolicyValue.java -- 002 Copyright (C) 2005, 2006 Free Software Foundation, Inc. 003 004This file is part of GNU Classpath. 005 006GNU Classpath is free software; you can redistribute it and/or modify 007it under the terms of the GNU General Public License as published by 008the Free Software Foundation; either version 2, or (at your option) 009any later version. 010 011GNU Classpath is distributed in the hope that it will be useful, but 012WITHOUT ANY WARRANTY; without even the implied warranty of 013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014General Public License for more details. 015 016You should have received a copy of the GNU General Public License 017along with GNU Classpath; see the file COPYING. If not, write to the 018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 01902110-1301 USA. 020 021Linking this library statically or dynamically with other modules is 022making a combined work based on this library. Thus, the terms and 023conditions of the GNU General Public License cover the whole 024combination. 025 026As a special exception, the copyright holders of this library give you 027permission to link this library with independent modules to produce an 028executable, regardless of the license terms of these independent 029modules, and to copy and distribute the resulting executable under 030terms of your choice, provided that you also meet, for each linked 031independent module, the terms and conditions of the license of that 032module. An independent module is a module which is not derived from 033or based on this library. If you modify this library, you may extend 034this exception to your version of the library, but you are not 035obligated to do so. If you do not wish to do so, delete this 036exception statement from your version. */ 037 038 039package org.omg.PortableServer; 040 041import gnu.CORBA.Minor; 042 043import org.omg.CORBA.BAD_OPERATION; 044import org.omg.CORBA.BAD_PARAM; 045import org.omg.CORBA.portable.IDLEntity; 046 047import java.io.Serializable; 048 049/** 050* Specifies the Object Id uniqueness policy. 051* 052* This enumeration can obtain the following values: 053* <ul> 054* <li>UNIQUE_ID a servant activated with that POA supports exactly one Object Id. 055* </li> 056* <li>MULTIPLE_ID a servant activated with that POA supports 057* multiple Object Ids. 058* </li> 059* </ul> 060* @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 061*/ 062public class IdUniquenessPolicyValue 063 implements Serializable, IDLEntity 064{ 065 /** 066 * Use serialVersionUID (V1.4) for interoperability. 067 */ 068 private static final long serialVersionUID = 2698951826884611346L; 069 070 /** 071 * The value field for the current instance. 072 */ 073 private final int _value; 074 075 /** 076 * The possible value of this enumeration (UNIQUE_ID). 077 */ 078 public static final int _UNIQUE_ID = 0; 079 080 /** 081 * Indicates that a servant activated with that POA, supports one and only 082 * one OBject Id. 083 */ 084 public static final IdUniquenessPolicyValue UNIQUE_ID = 085 new IdUniquenessPolicyValue(_UNIQUE_ID); 086 087 /** 088 * The possible value of this enumeration (MULTIPLE_ID). 089 */ 090 public static final int _MULTIPLE_ID = 1; 091 092 /** 093 * Indicates that a servant activated with that POA is able to support the 094 * multiple Object Ids. 095 */ 096 public static final IdUniquenessPolicyValue MULTIPLE_ID = 097 new IdUniquenessPolicyValue(_MULTIPLE_ID); 098 099 /** 100 * The private array that maps integer codes to the enumeration 101 * values. 102 */ 103 private static final IdUniquenessPolicyValue[] enume = 104 new IdUniquenessPolicyValue[] { UNIQUE_ID, MULTIPLE_ID }; 105 106 /** 107 * The private array of state names. 108 */ 109 private static final String[] state_names = 110 new String[] { "UNIQUE_ID", "MULTIPLE_ID" }; 111 112 /** 113 * Normally, no new instances are required, so the constructor is protected. 114 */ 115 protected IdUniquenessPolicyValue(int a_value) 116 { 117 _value = a_value; 118 } 119 120 /** 121 * Returns the IdUniquenessPolicyValue, matching the given integer constant. 122 * 123 * @param code one of _UNIQUE_ID, _MULTIPLE_ID. 124 * @return one of UNIQUE_ID, MULTIPLE_ID. 125 * @throws BAD_PARAM if the parameter is not one of the valid values. 126 */ 127 public static IdUniquenessPolicyValue from_int(int code) 128 { 129 try 130 { 131 return enume [ code ]; 132 } 133 catch (ArrayIndexOutOfBoundsException ex) 134 { 135 BAD_OPERATION bad = new BAD_OPERATION("Invalid policy code " + code); 136 bad.minor = Minor.PolicyType; 137 throw bad; 138 } 139 } 140 141 /** 142 * Returns a short string representation. 143 * @return the name of the current enumeration value. 144 */ 145 public String toString() 146 { 147 return state_names [ _value ]; 148 } 149 150 /** 151 * Returns the integer code of the policy value. 152 * @return _UNIQUE_ID or _MULTIPLE_ID. 153 */ 154 public int value() 155 { 156 return _value; 157 } 158}