01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * furnished to do so, subject to the following conditions:
10: *
11: * The above copyright notice and this permission notice shall be included in
12: * all copies or substantial portions of the Software.
13: *
14: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17: * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19: * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20: * SOFTWARE.
21: */package com.liferay.portal.upgrade.util;
22:
23: import com.liferay.util.FileUtil;
24:
25: import java.io.BufferedWriter;
26: import java.io.FileWriter;
27:
28: import java.util.Iterator;
29:
30: /**
31: * <a href="ValueMapperUtil.java.html"><b><i>View Source</i></b></a>
32: *
33: * @author Brian Wing Shun Chan
34: *
35: */
36: public class ValueMapperUtil {
37:
38: public static void persist(ValueMapper valueMapper, String tmpDir,
39: String fileName) throws Exception {
40:
41: FileUtil.mkdirs(tmpDir);
42:
43: BufferedWriter bw = new BufferedWriter(new FileWriter(tmpDir
44: + "/" + fileName + ".txt"));
45:
46: try {
47: Iterator itr = valueMapper.iterator();
48:
49: while (itr.hasNext()) {
50: Object oldValue = itr.next();
51:
52: Object newValue = valueMapper.getNewValue(oldValue);
53:
54: bw.write(oldValue + "=" + newValue);
55:
56: if (itr.hasNext()) {
57: bw.write("\n");
58: }
59: }
60: } finally {
61: bw.close();
62: }
63: }
64:
65: }
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