1   /**
2    * Copyright (c) 2000-2007 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  import com.liferay.util.FileUtil;
28  
29  import java.io.BufferedReader;
30  import java.io.File;
31  import java.io.IOException;
32  import java.io.StringReader;
33  
34  /**
35   * <a href="DerbyUtil.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Alexander Chow
38   *
39   */
40  public class DerbyUtil extends DBUtil {
41  
42      public static DBUtil getInstance() {
43          return _instance;
44      }
45  
46      public String buildSQL(String template) throws IOException {
47          template = convertTimestamp(template);
48          template = StringUtil.replace(template, TEMPLATE, getTemplate());
49  
50          template  = reword(template );
51          //template = _removeLongInserts(derby);
52          template = removeNull(template);
53          template = StringUtil.replace(template , "\\'", "''");
54  
55          return template;
56      }
57  
58      protected DerbyUtil() {
59      }
60  
61      protected void buildCreateFile(String databaseName, boolean minimal)
62          throws IOException {
63  
64          String minimalSuffix = getMinimalSuffix(minimal);
65  
66          File file = new File(
67              "../sql/create" + minimalSuffix + "/create" + minimalSuffix +
68                  "-derby.sql");
69  
70          StringMaker sm = new StringMaker();
71  
72          sm.append("drop database " + databaseName + ";\n");
73          sm.append("create database " + databaseName + ";\n");
74          sm.append("connect to " + databaseName + ";\n");
75          sm.append(
76              FileUtil.read(
77                  "../sql/portal" + minimalSuffix + "/portal" + minimalSuffix +
78                      "-derby.sql"));
79          sm.append("\n\n");
80          sm.append(FileUtil.read("../sql/indexes/indexes-derby.sql"));
81          sm.append("\n\n");
82          sm.append(FileUtil.read("../sql/sequences/sequences-derby.sql"));
83  
84          FileUtil.write(file, sm.toString());
85      }
86  
87      protected String getServerName() {
88          return "derby";
89      }
90  
91      protected String[] getTemplate() {
92          return _DERBY;
93      }
94  
95      protected String reword(String data) throws IOException {
96          BufferedReader br = new BufferedReader(new StringReader(data));
97  
98          StringMaker sm = new StringMaker();
99  
100         String line = null;
101 
102         while ((line = br.readLine()) != null) {
103             if (line.startsWith(ALTER_COLUMN_TYPE) ||
104                 line.startsWith(ALTER_COLUMN_NAME)) {
105 
106                 line = "-- " + line;
107             }
108 
109             sm.append(line);
110             sm.append("\n");
111         }
112 
113         br.close();
114 
115         return sm.toString();
116     }
117 
118     private static String[] _DERBY = {
119         "--", "1", "0",
120         "'1970-01-01-00.00.00.000000'", "current timestamp",
121         " smallint", " timestamp", " double",
122         " integer", " bigint",
123         " long varchar", " clob", " varchar",
124         " generated always as identity", "commit"
125     };
126 
127     private static DerbyUtil _instance = new DerbyUtil();
128 
129 }