001 /* StartTlsRequest.java -- extended ldap TLS request 002 Copyright (C) 2006 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package javax.naming.ldap; 040 041 import java.util.Iterator; 042 043 import gnu.classpath.ServiceFactory; 044 045 import javax.naming.NamingException; 046 047 /** 048 * @since 1.4 049 */ 050 public class StartTlsRequest 051 implements ExtendedRequest 052 { 053 private static final long serialVersionUID = 4441679576360753397L; 054 055 /** 056 * The assigned object identifier for this response. 057 */ 058 public static final String OID = "1.3.6.1.4.1.1466.20037"; 059 060 /** 061 * Create a new instance. 062 */ 063 public StartTlsRequest() 064 { 065 } 066 067 /** 068 * Return the response identifier. This is simply the value 069 * of the {@link #OID} field. 070 */ 071 public String getID() 072 { 073 return OID; 074 } 075 076 /** 077 * Return the encoded value. This implementation always returns null. 078 */ 079 public byte[] getEncodedValue() 080 { 081 return null; 082 } 083 084 /** 085 * Create a new extended reponse object, using the standard service 086 * provider approach to load a provider. The provider will be a subclass 087 * of StartTlsRequest with a no-argument constructor. The key is 088 * "javax.naming.ldap.StartTlsRequest". 089 * @param id the identifier, must be {@link #OID} or null 090 * @param berValue ignored 091 * @param offset ignored 092 * @param length ignored 093 * @throws NamingException if there is a problem creating the response 094 */ 095 public ExtendedResponse createExtendedResponse(String id, byte[] berValue, 096 int offset, int length) 097 throws NamingException 098 { 099 if (id != null && ! OID.equals(id)) 100 throw new NamingException("incorrect id: was \"" + id 101 + "\", but expected: \"" + OID + "\""); 102 Iterator it = ServiceFactory.lookupProviders(StartTlsRequest.class); 103 if (it.hasNext()) 104 return (ExtendedResponse) it.next(); 105 throw new NamingException("couldn't find provider for " 106 + "javax.naming.ldap.StartTlsRequest"); 107 } 108 }