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.mitosis.store;
21
22
23 import java.sql.ResultSet;
24
25 import org.apache.directory.mitosis.operation.Operation;
26 import org.apache.directory.server.schema.registries.Registries;
27
28 /**
29 * Iterates a set of {@link Operation}s, which is a result of a query on
30 * {@link ReplicationStore}. It's usage is similar to that of JDBC
31 * {@link ResultSet}.
32 *
33 * @author The Apache Directory Project (dev@directory.apache.org)
34 * @version $Rev$, $Date$
35 */
36 public interface ReplicationLogIterator
37 {
38 /**
39 * Move on to the next item.
40 * @return <tt>true</tt> if and only if it has more item.
41 */
42 boolean next();
43
44 /**
45 * Releases all resources allocated to this iterator.
46 */
47 void close();
48
49 /**
50 * Returns the {@link Operation} on the current iterator position.
51 */
52 Operation getOperation( Registries registries );
53 }