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1: /* LifespanPolicyValue.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 org.omg.CORBA.BAD_OPERATION; 42: import org.omg.CORBA.portable.IDLEntity; 43: 44: import java.io.Serializable; 45: 46: /** 47: * Specifies the object life span policy. 48: * 49: * This enumeration can obtain the following values: 50: * <ul> 51: * <li>TRANSIENT The objects implemented in the POA never outlive 52: * the POA instance in which they are first created.</li> 53: * <li>PERSISTENT The mentioned objects can outlive the process in 54: * which they are first created.</li> 55: * </ul> 56: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 57: */ 58: public class LifespanPolicyValue 59: implements Serializable, IDLEntity 60: { 61: /** 62: * Use serialVersionUID (V1.4) for interoperability. 63: */ 64: private static final long serialVersionUID = 6604562925399671611L; 65: 66: /** 67: * The value field for the current instance. 68: */ 69: private final int _value; 70: 71: /** 72: * The possible value of this enumeration (TRANSIENT). 73: */ 74: public static final int _TRANSIENT = 0; 75: 76: /** 77: * An instance of LifespanPolicyValue, initialized to TRANSIENT. 78: */ 79: public static final LifespanPolicyValue TRANSIENT = 80: new LifespanPolicyValue(_TRANSIENT); 81: 82: /** 83: * The possible value of this enumeration (PERSISTENT). 84: */ 85: public static final int _PERSISTENT = 1; 86: 87: /** 88: * An instance of LifespanPolicyValue, initialized to PERSISTENT. 89: */ 90: public static final LifespanPolicyValue PERSISTENT = 91: new LifespanPolicyValue(_PERSISTENT); 92: 93: /** 94: * The private array that maps integer codes to the enumeration 95: * values. 96: */ 97: private static final LifespanPolicyValue[] enume = 98: new LifespanPolicyValue[] { TRANSIENT, PERSISTENT }; 99: 100: /** 101: * The private array of state names. 102: */ 103: private static final String[] state_names = 104: new String[] { "TRANSIENT", "PERSISTENT" }; 105: 106: /** 107: * Normally, no new instances are required, so the constructor is protected. 108: */ 109: protected LifespanPolicyValue(int a_value) 110: { 111: _value = a_value; 112: } 113: 114: /** 115: * Returns the LifespanPolicyValue, matching the given integer constant. 116: * 117: * @param code one of _TRANSIENT, _PERSISTENT. 118: * @return one of TRANSIENT, PERSISTENT. 119: * @throws BAD_PARAM if the parameter is not one of the valid values. 120: */ 121: public static LifespanPolicyValue from_int(int code) 122: { 123: try 124: { 125: return enume [ code ]; 126: } 127: catch (ArrayIndexOutOfBoundsException ex) 128: { 129: throw new BAD_OPERATION("Invalid enumeration code " + code); 130: } 131: } 132: 133: /** 134: * Returns a short string representation. 135: * @return the name of the current enumeration value. 136: */ 137: public String toString() 138: { 139: return state_names [ _value ]; 140: } 141: 142: /** 143: * Returns the integer code of the policy value. 144: * @return _TRANSIENT or _PERSISTENT. 145: */ 146: public int value() 147: { 148: return _value; 149: }
GNU Classpath (0.17) |