| SAPUtil.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * 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 */
22
23 package com.liferay.portal.tools.sql;
24
25 import com.liferay.portal.kernel.util.StringMaker;
26 import com.liferay.portal.kernel.util.StringUtil;
27
28 import java.io.BufferedReader;
29 import java.io.IOException;
30 import java.io.StringReader;
31
32 /**
33 * <a href="SAPUtil.java.html"><b><i>View Source</i></b></a>
34 *
35 * @author Alexander Chow
36 *
37 */
38 public class SAPUtil extends DBUtil {
39
40 public static DBUtil getInstance() {
41 return _instance;
42 }
43
44 public String buildSQL(String template) throws IOException {
45 template = convertTimestamp(template);
46 template = StringUtil.replace(template, TEMPLATE, getTemplate());
47
48 template = reword(template);
49
50 return template;
51 }
52
53 protected SAPUtil() {
54 }
55
56 protected void buildCreateFile(String databaseName, boolean minimal)
57 throws IOException {
58 }
59
60 protected String getServerName() {
61 return "sap";
62 }
63
64 protected String[] getTemplate() {
65 return _SAP;
66 }
67
68 protected String reword(String data) throws IOException {
69 BufferedReader br = new BufferedReader(new StringReader(data));
70
71 StringMaker sm = new StringMaker();
72
73 String line = null;
74
75 while ((line = br.readLine()) != null) {
76 if (line.startsWith(ALTER_COLUMN_TYPE)) {
77 String[] template = buildColumnTypeTokens(line);
78
79 line = StringUtil.replace(
80 "alter table @table@ modify @old-column@ @type@;",
81 REWORD_TEMPLATE, template);
82 }
83 else if (line.startsWith(ALTER_COLUMN_NAME)) {
84 String[] template = buildColumnNameTokens(line);
85
86 line = StringUtil.replace(
87 "rename column @table@.@old-column@ to @new-column@;",
88 REWORD_TEMPLATE, template);
89 }
90
91 sm.append(line);
92 sm.append("\n");
93 }
94
95 br.close();
96
97 return sm.toString();
98 }
99
100 private static String[] _SAP = {
101 "##", "TRUE", "FALSE",
102 "'1970-01-01 00:00:00.000000'", "timestamp",
103 " boolean", " timestamp", " float",
104 " int", " bigint",
105 " varchar", " varchar", " varchar",
106 "", "commit"
107 };
108
109 private static SAPUtil _instance = new SAPUtil();
110
111 }