%line | %branch | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
org.apache.torque.adapter.DBHypersonicSQL |
|
|
1 | package org.apache.torque.adapter; |
|
2 | ||
3 | /* |
|
4 | * Licensed to the Apache Software Foundation (ASF) under one |
|
5 | * or more contributor license agreements. See the NOTICE file |
|
6 | * distributed with this work for additional information |
|
7 | * regarding copyright ownership. The ASF licenses this file |
|
8 | * to you under the Apache License, Version 2.0 (the |
|
9 | * "License"); you may not use this file except in compliance |
|
10 | * with the License. You may obtain a copy of the License at |
|
11 | * |
|
12 | * http://www.apache.org/licenses/LICENSE-2.0 |
|
13 | * |
|
14 | * Unless required by applicable law or agreed to in writing, |
|
15 | * software distributed under the License is distributed on an |
|
16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
|
17 | * KIND, either express or implied. See the License for the |
|
18 | * specific language governing permissions and limitations |
|
19 | * under the License. |
|
20 | */ |
|
21 | ||
22 | import java.sql.Connection; |
|
23 | import java.sql.SQLException; |
|
24 | ||
25 | /** |
|
26 | * This is used to connect to Hypersonic SQL databases. |
|
27 | * |
|
28 | * <a href="http://hsqldb.org/">http://hsqldb.org/</a> |
|
29 | * |
|
30 | * @author <a href="mailto:celkins@scardini.com">Christopher Elkins</a> |
|
31 | * @version $Id: DBHypersonicSQL.java 476550 2006-11-18 16:08:37Z tfischer $ |
|
32 | */ |
|
33 | public class DBHypersonicSQL extends AbstractDBAdapter |
|
34 | { |
|
35 | /** |
|
36 | * Serial version |
|
37 | */ |
|
38 | private static final long serialVersionUID = 8392727399615702372L; |
|
39 | ||
40 | /** |
|
41 | * Constructor. |
|
42 | */ |
|
43 | protected DBHypersonicSQL() |
|
44 | 0 | { |
45 | 0 | } |
46 | ||
47 | /** |
|
48 | * This method is used to ignore case. |
|
49 | * |
|
50 | * @param in The string to transform to upper case. |
|
51 | * @return The upper case string. |
|
52 | */ |
|
53 | public String toUpperCase(String in) |
|
54 | { |
|
55 | 0 | String s = new StringBuffer("UPPER(").append(in).append(")").toString(); |
56 | 0 | return s; |
57 | } |
|
58 | ||
59 | /** |
|
60 | * This method is used to ignore case. |
|
61 | * |
|
62 | * @param in The string whose case to ignore. |
|
63 | * @return The string in a case that can be ignored. |
|
64 | */ |
|
65 | public String ignoreCase(String in) |
|
66 | { |
|
67 | 0 | return toUpperCase(in); |
68 | } |
|
69 | ||
70 | /** |
|
71 | * @see org.apache.torque.adapter.DB#getIDMethodType() |
|
72 | */ |
|
73 | public String getIDMethodType() |
|
74 | { |
|
75 | 0 | return AUTO_INCREMENT; |
76 | } |
|
77 | ||
78 | /** |
|
79 | * @see org.apache.torque.adapter.DB#ignoreCaseInOrderBy(String) |
|
80 | */ |
|
81 | public String ignoreCaseInOrderBy(String in) |
|
82 | { |
|
83 | 0 | return "CAST(" + in + " AS VARCHAR_IGNORECASE)"; |
84 | } |
|
85 | ||
86 | /** |
|
87 | * @see org.apache.torque.adapter.DB#getIDMethodSQL(Object obj) |
|
88 | */ |
|
89 | public String getIDMethodSQL(Object obj) |
|
90 | { |
|
91 | 0 | StringBuffer command = new StringBuffer("select IDENTITY() from "); |
92 | 0 | String qualifiedIdentifier = (String) obj; |
93 | 0 | command.append(qualifiedIdentifier); |
94 | 0 | return command.toString(); |
95 | } |
|
96 | ||
97 | /** |
|
98 | * Locks the specified table. |
|
99 | * |
|
100 | * @param con The JDBC connection to use. |
|
101 | * @param table The name of the table to lock. |
|
102 | * @exception SQLException No Statement could be created or executed. |
|
103 | */ |
|
104 | public void lockTable(Connection con, String table) throws SQLException |
|
105 | { |
|
106 | 0 | } |
107 | ||
108 | /** |
|
109 | * Unlocks the specified table. |
|
110 | * |
|
111 | * @param con The JDBC connection to use. |
|
112 | * @param table The name of the table to unlock. |
|
113 | * @exception SQLException No Statement could be created or executed. |
|
114 | */ |
|
115 | public void unlockTable(Connection con, String table) throws SQLException |
|
116 | { |
|
117 | 0 | } |
118 | ||
119 | /** |
|
120 | * This method is for the SqlExpression.quoteAndEscape rules. The rule is, |
|
121 | * any string in a SqlExpression with a BACKSLASH will either be changed to |
|
122 | * "\\" or left as "\". |
|
123 | * |
|
124 | * @return false. |
|
125 | */ |
|
126 | public boolean escapeText() |
|
127 | { |
|
128 | 0 | return false; |
129 | } |
|
130 | ||
131 | /** |
|
132 | * Whether an escape clause in like should be used. |
|
133 | * Example : select * from AUTHOR where AUTHOR.NAME like '\_%' ESCAPE '\'; |
|
134 | * |
|
135 | * HSQLDB needs this, so this implementation always returns |
|
136 | * <code>true</code>. |
|
137 | * |
|
138 | * @return whether the escape clause should be appended or not. |
|
139 | */ |
|
140 | public boolean useEscapeClauseForLike() |
|
141 | { |
|
142 | 0 | return true; |
143 | } |
|
144 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |