1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 */
20 package org.apache.directory.server.operations.extended;
21
22 import javax.naming.Name;
23 import javax.naming.NamingException;
24
25 import org.apache.directory.server.core.CoreSession;
26 import org.apache.directory.server.core.entry.ClonedServerEntry;
27 import org.apache.directory.server.core.filtering.EntryFilteringCursor;
28 import org.apache.directory.shared.ldap.message.AliasDerefMode;
29 import org.apache.directory.shared.ldap.name.LdapDN;
30 import org.slf4j.Logger;
31 import org.slf4j.LoggerFactory;
32
33
34 public class DITUtilitiesSP
35 {
36 private static final Logger log = LoggerFactory.getLogger( DITUtilitiesSP.class );
37
38 /**
39 * Recursively deletes a subtree including the apex given.
40 *
41 * If you do not want to wait for the developers to implement the
42 * following RFC
43 * http://kahuna.telstra.net/ietf/all-ids/draft-armijo-ldap-treedelete-02.txt
44 * you can do it yourself!
45 *
46 * @param ctx an LDAP context to perform operations on
47 * @param rdn ctx relative name of the entry which is root of
48 * the subtree to be deleted
49 * @throws NamingException
50 */
51 public static void deleteSubtree( CoreSession session, Name rdn ) throws Exception
52 {
53 EntryFilteringCursor results = session.list( (LdapDN)rdn, AliasDerefMode.DEREF_ALWAYS, null );
54
55 results.beforeFirst();
56
57 while ( results.next() )
58 {
59 ClonedServerEntry result = results.get();
60 Name childRdn = result.getDn();
61 childRdn.remove( 0 );
62 deleteSubtree( session, childRdn );
63 }
64
65 session.delete( (LdapDN)rdn );
66 log.info( "Deleted: " + rdn );
67 }
68 }