1 /*
2 * SymmetricDS is an open source database synchronization solution.
3 *
4 * Copyright (C) Chris Henson <chenson42@users.sourceforge.net>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 3 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see
18 * <http://www.gnu.org/licenses/>.
19 */
20
21 package org.jumpmind.symmetric.extract;
22
23 import java.io.BufferedWriter;
24 import java.io.IOException;
25
26 import org.jumpmind.symmetric.model.Data;
27 import org.jumpmind.symmetric.model.OutgoingBatch;
28
29 public interface IDataExtractor {
30
31 public void init(BufferedWriter writer, DataExtractorContext context) throws IOException;
32
33 public void begin(OutgoingBatch batch, BufferedWriter writer) throws IOException;
34
35 public void preprocessTable(Data data, BufferedWriter out, DataExtractorContext context) throws IOException;
36
37 public void commit(OutgoingBatch batch, BufferedWriter writer) throws IOException;
38
39 public void write(BufferedWriter writer, Data data, DataExtractorContext context) throws IOException;
40
41 }