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.core.trigger;
21
22
23 import org.apache.directory.server.core.CoreSession;
24 import org.apache.directory.server.core.entry.ClonedServerEntry;
25 import org.apache.directory.server.core.entry.ServerEntry;
26 import org.apache.directory.shared.ldap.name.LdapDN;
27
28 import org.slf4j.Logger;
29 import org.slf4j.LoggerFactory;
30
31
32 /**
33 * An example of a stored procedures that backs up entries after a delete
34 * operation.
35 *
36 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
37 * @version $Rev$, $Date$
38 */
39 public class BackupUtilitiesSP
40 {
41 private static final Logger LOG = LoggerFactory.getLogger( BackupUtilitiesSP.class );
42
43
44 /**
45 * A stored procedure that backs up a deleted entry somewhere else in the DIT.
46 *
47 * @param session a session to use to perform changes to the DIT
48 * @param deletedEntry the entry that was deleted
49 * @throws Exception if there are failures
50 */
51 public static void backupDeleted( CoreSession session, ClonedServerEntry deletedEntry ) throws Exception
52 {
53 LOG.info( "User \"" + session.getEffectivePrincipal() + "\" has deleted entry \"" + deletedEntry + "\"" );
54 LdapDN backupDn = new LdapDN ( "ou=backupContext,ou=system" );
55 String deletedEntryRdn = deletedEntry.getDn().get( deletedEntry.getDn().size() - 1 );
56 ServerEntry entry = ( ServerEntry ) deletedEntry.getOriginalEntry().clone();
57 backupDn.add( deletedEntryRdn );
58 entry.setDn( backupDn );
59 session.add( deletedEntry );
60 LOG.info( "Backed up deleted entry to \"" + backupDn + "\"" );
61 }
62 }