J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1999-2003 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.jndi.ldap; |
| 27 | |
| 28 | import java.io.IOException; |
| 29 | import javax.naming.*; |
| 30 | import javax.naming.directory.*; |
| 31 | import javax.naming.ldap.*; |
| 32 | |
| 33 | /** |
| 34 | * This class represents a factory for creating LDAPv3 response controls. |
| 35 | * The following response controls are supported: |
| 36 | * <ul> |
| 37 | * <li> |
| 38 | * Paged results, as defined in |
| 39 | * <a href="http://www.ietf.org/rfc/rfc2696.txt">RFC 2696</a>. |
| 40 | * <li> |
| 41 | * Server-side sorting, as defined in |
| 42 | * <a href="http://www.ietf.org/rfc/rfc2891.txt">RFC 2891</a>. |
| 43 | * <li> |
| 44 | * Entry change response control, as defined in |
| 45 | * <a href="http://www.ietf.org/internet-drafts/draft-ietf-ldapext-psearch-02.txt">draft-ietf-ldapext-psearch-02.txt</a>. |
| 46 | * </ul> |
| 47 | * |
| 48 | * @see javax.naming.ldap.SortResponseControl |
| 49 | * @see javax.naming.ldap.PagedResultsResponseControl |
| 50 | * @see PersistentSearchControl |
| 51 | * @see EntryChangeResponseControl |
| 52 | * @author Vincent Ryan |
| 53 | */ |
| 54 | public class DefaultResponseControlFactory extends ControlFactory { |
| 55 | |
| 56 | /** |
| 57 | * Constructs a new instance of the response control factory. |
| 58 | */ |
| 59 | public DefaultResponseControlFactory() { |
| 60 | } |
| 61 | |
| 62 | /** |
| 63 | * Creates an instance of a response control class from a more |
| 64 | * generic control class (BasicControl). |
| 65 | * |
| 66 | * @param ctl A non-null control. |
| 67 | * @return The LDAP control created or null if it cannot be created. |
| 68 | * Null indicates that another factory should be attempted. |
| 69 | * @exception NamingException if this control factory encountered an |
| 70 | * error condition while attempting to create the LDAP control, |
| 71 | * and no other control factories are to be tried. |
| 72 | */ |
| 73 | public Control getControlInstance(Control ctl) |
| 74 | throws NamingException { |
| 75 | |
| 76 | String id = ctl.getID(); |
| 77 | //System.out.println(id); |
| 78 | |
| 79 | try { |
| 80 | if (id.equals(SortResponseControl.OID)) { |
| 81 | return new SortResponseControl(id, ctl.isCritical(), |
| 82 | ctl.getEncodedValue()); |
| 83 | |
| 84 | } else if (id.equals(PagedResultsResponseControl.OID)) { |
| 85 | return new PagedResultsResponseControl(id, ctl.isCritical(), |
| 86 | ctl.getEncodedValue()); |
| 87 | |
| 88 | } else if (id.equals(EntryChangeResponseControl.OID)) { |
| 89 | return new EntryChangeResponseControl(id, ctl.isCritical(), |
| 90 | ctl.getEncodedValue()); |
| 91 | |
| 92 | } |
| 93 | } catch (IOException e) { |
| 94 | NamingException ne = new NamingException(); |
| 95 | ne.setRootCause(e); |
| 96 | throw ne; |
| 97 | } |
| 98 | return null; |
| 99 | } |
| 100 | } |