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  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="SQLServerUtil.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Alexander Chow
38   *
39   */
40  public class SQLServerUtil 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 = StringUtil.replace(template, "\ngo;\n", "\ngo\n");
52          template = StringUtil.replace(
53              template,
54              new String[] {"\\\\", "\\'", "\\\"", "\\n", "\\r"},
55              new String[] {"\\", "''", "\"", "\n", "\r"});
56  
57          return template;
58      }
59  
60      protected SQLServerUtil() {
61      }
62  
63      protected void buildCreateFile(String databaseName, boolean minimal)
64          throws IOException {
65  
66          String minimalSuffix = getMinimalSuffix(minimal);
67  
68          File file = new File(
69              "../sql/create" + minimalSuffix + "/create" + minimalSuffix +
70                  "-sql-server.sql");
71  
72          StringMaker sm = new StringMaker();
73  
74          sm.append("drop database " + databaseName + ";\n");
75          sm.append("create database " + databaseName + ";\n");
76          sm.append("\n");
77          sm.append("go\n");
78          sm.append("\n");
79          sm.append("use " + databaseName + ";\n\n");
80          sm.append(
81              FileUtil.read(
82                  "../sql/portal" + minimalSuffix + "/portal" + minimalSuffix +
83                      "-sql-server.sql"));
84          sm.append("\n\n");
85          sm.append(FileUtil.read("../sql/indexes/indexes-sql-server.sql"));
86          sm.append("\n\n");
87          sm.append(FileUtil.read("../sql/sequences/sequences-sql-server.sql"));
88  
89          FileUtil.write(file, sm.toString());
90      }
91  
92      protected String getServerName() {
93          return "sql-server";
94      }
95  
96      protected String[] getTemplate() {
97          return _SQL_SERVER;
98      }
99  
100     protected String reword(String data) throws IOException {
101         BufferedReader br = new BufferedReader(new StringReader(data));
102 
103         StringMaker sm = new StringMaker();
104 
105         String line = null;
106 
107         while ((line = br.readLine()) != null) {
108             if (line.startsWith(ALTER_COLUMN_TYPE)) {
109                 String[] template = buildColumnTypeTokens(line);
110 
111                 line = StringUtil.replace(
112                     "alter table @table@ alter column @old-column@ @type@;",
113                     REWORD_TEMPLATE, template);
114             }
115             else if (line.startsWith(ALTER_COLUMN_NAME)) {
116                 String[] template = buildColumnNameTokens(line);
117 
118                 line = StringUtil.replace(
119                     "exec sp_rename '@table@.@old-column@', '@new-column@', " +
120                         "'column';",
121                     REWORD_TEMPLATE, template);
122             }
123 
124             sm.append(line);
125             sm.append("\n");
126         }
127 
128         br.close();
129 
130         return sm.toString();
131     }
132 
133     private static String[] _SQL_SERVER = {
134         "--", "1", "0",
135         "'19700101'", "GetDate()",
136         " bit", " datetime", " float",
137         " int", " bigint",
138         " varchar(2000)", " text", " varchar",
139         "  identity(1,1)", "go"
140     };
141 
142     private static SQLServerUtil _instance = new SQLServerUtil();
143 
144 }