| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| package org.apache.directory.server.ldap.replication; |
| |
| |
| import org.apache.directory.api.ldap.model.constants.SchemaConstants; |
| import org.apache.directory.api.ldap.model.entry.Entry; |
| import org.apache.directory.api.ldap.model.exception.LdapException; |
| import org.apache.directory.api.ldap.model.message.controls.ChangeType; |
| import org.apache.directory.server.core.api.entry.ClonedServerEntry; |
| |
| |
| /** |
| * A place holder storing an Entry and the operation applied on it |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class ReplicaEventMessage |
| { |
| /** The message change type */ |
| private ChangeType changeType; |
| |
| /** The entry */ |
| private Entry entry; |
| |
| /** |
| * Create a new ReplicaEvent instance for a Add/Delete+Modify operation |
| * @param changeType The change type |
| * @param entry The entry |
| */ |
| public ReplicaEventMessage( ChangeType changeType, Entry entry ) |
| { |
| this.changeType = changeType; |
| |
| if ( entry instanceof ClonedServerEntry ) |
| { |
| this.entry = ( ( ClonedServerEntry ) entry ).getClonedEntry(); |
| } |
| else |
| { |
| this.entry = entry; |
| } |
| } |
| |
| |
| /** |
| * @return The changeType |
| */ |
| public ChangeType getChangeType() |
| { |
| return changeType; |
| } |
| |
| |
| /** |
| * @return The stored Entry |
| */ |
| public Entry getEntry() |
| { |
| return entry; |
| } |
| |
| |
| /** |
| * checks if the event's CSN is older than the given CSN |
| * |
| * @param csn the CSN |
| * @return true if the event's CSN is older than the given CSN |
| * @throws Exception if there are any extreme conditions like a null entry or missing entryCSN attribute. |
| */ |
| public boolean isEventOlderThan( String csn ) throws LdapException |
| { |
| if ( csn == null ) |
| { |
| return false; |
| } |
| |
| String entryCsn = entry.get( SchemaConstants.ENTRY_CSN_AT ).getString(); |
| |
| int i = entryCsn.compareTo( csn ); |
| |
| return ( i <= 0 ); |
| } |
| } |