1
22
23 package com.liferay.portal.tools.sql;
24
25 import com.liferay.portal.kernel.util.FileUtil;
26 import com.liferay.portal.kernel.util.StringPool;
27 import com.liferay.portal.kernel.util.StringUtil;
28
29 import java.io.BufferedReader;
30 import java.io.File;
31 import java.io.IOException;
32 import java.io.StringReader;
33
34
42 public class InformixUtil extends DBUtil {
43
44 public static DBUtil getInstance() {
45 return _instance;
46 }
47
48 public String buildSQL(String template) throws IOException {
49 template = convertTimestamp(template);
50 template = replaceTemplate(template, getTemplate());
51
52 template = reword(template);
53 template = removeNull(template);
54
55 return template;
56 }
57
58 protected InformixUtil() {
59 super(TYPE_INFORMIX);
60 }
61
62 protected void buildCreateFile(String databaseName, boolean minimal)
63 throws IOException {
64
65 String minimalSuffix = getMinimalSuffix(minimal);
66
67 File file = new File(
68 "../sql/create" + minimalSuffix + "/create" + minimalSuffix +
69 "-informix.sql");
70
71 StringBuilder sb = new StringBuilder();
72
73 sb.append("database sysmaster;\n");
74 sb.append("drop database " + databaseName + ";\n");
75 sb.append("create database " + databaseName + " WITH LOG;\n");
76 sb.append("\n");
77 sb.append("create procedure 'lportal'.isnull(test_string varchar)\n");
78 sb.append("returning boolean;\n");
79 sb.append("IF test_string IS NULL THEN\n");
80 sb.append("\tRETURN 't';\n");
81 sb.append("ELSE\n");
82 sb.append("\tRETURN 'f';\n");
83 sb.append("END IF\n");
84 sb.append("end procedure;\n");
85 sb.append("\n\n");
86 sb.append(
87 FileUtil.read(
88 "../sql/portal" + minimalSuffix + "/portal" + minimalSuffix +
89 "-informix.sql"));
90 sb.append("\n\n");
91 sb.append(FileUtil.read("../sql/indexes/indexes-informix.sql"));
92 sb.append("\n\n");
93 sb.append(FileUtil.read("../sql/sequences/sequences-informix.sql"));
94
95 FileUtil.write(file, sb.toString());
96 }
97
98 protected String getServerName() {
99 return "informix";
100 }
101
102 protected String[] getTemplate() {
103 return _INFORMIX_TEMPLATE;
104 }
105
106 protected String reword(String data) throws IOException {
107 BufferedReader br = new BufferedReader(new StringReader(data));
108
109 StringBuilder sb = new StringBuilder();
110
111 String line = null;
112
113 boolean createTable = false;
114
115 while ((line = br.readLine()) != null) {
116 if (line.startsWith(ALTER_COLUMN_NAME)) {
117 String[] template = buildColumnNameTokens(line);
118
119 line = StringUtil.replace(
120 "rename column @table@.@old-column@ TO @new-column@;",
121 REWORD_TEMPLATE, template);
122 }
123 else if (line.startsWith(ALTER_COLUMN_TYPE)) {
124 String[] template = buildColumnTypeTokens(line);
125
126 line = StringUtil.replace(
127 "alter table @table@ modify (@old-column@ @type@);",
128 REWORD_TEMPLATE, template);
129 }
130 else if (line.indexOf("typeSettings text") > 0) {
131 line = StringUtil.replace(
132 line, "typeSettings text", "typeSettings lvarchar(4096)");
133 }
134 else if (line.indexOf("varchar(300)") > 0) {
135 line = StringUtil.replace(
136 line, "varchar(300)", "lvarchar(300)");
137 }
138 else if (line.indexOf("varchar(500)") > 0) {
139 line = StringUtil.replace(
140 line, "varchar(500)", "lvarchar(500)");
141 }
142 else if (line.indexOf("varchar(1000)") > 0) {
143 line = StringUtil.replace(
144 line, "varchar(1000)", "lvarchar(1000)");
145 }
146 else if (line.indexOf("varchar(1024)") > 0) {
147 line = StringUtil.replace(
148 line, "varchar(1024)", "lvarchar(1024)");
149 }
150 else if (line.indexOf("1970-01-01") > 0) {
151 line = StringUtil.replace(
152 line, "1970-01-01", "1970-01-01 00:00:00.0");
153 }
154 else if (line.indexOf("create table") >= 0) {
155 createTable = true;
156 }
157 else if ((line.indexOf(");") >= 0) && createTable) {
158 line = StringUtil.replace(
159 line, ");",
160 ")\nextent size 16 next size 16\nlock mode row;");
161
162 createTable = false;
163 }
164 else if (line.indexOf("commit;") >= 0) {
165 line = StringPool.BLANK;
166 }
167
168 sb.append(line);
169 sb.append("\n");
170 }
171
172 br.close();
173
174 return sb.toString();
175 }
176
177 private static String[] _INFORMIX_TEMPLATE = {
178 "--", "'T'", "'F'",
179 "'1970-01-01'", "CURRENT YEAR TO FRACTION",
180 " byte in table", " boolean", " datetime YEAR TO FRACTION",
181 " float", " int", " int8",
182 " lvarchar", " text", " varchar",
183 "", "commit"
184 };
185
186 private static InformixUtil _instance = new InformixUtil();
187
188 }