Coverage report

  %line %branch
org.apache.torque.adapter.DBInterbase
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 1  
 package org.apache.torque.adapter;
 2  
 
 3  
 /*
 4  
  * Copyright 2001-2005 The Apache Software Foundation.
 5  
  *
 6  
  * Licensed under the Apache License, Version 2.0 (the "License")
 7  
  * you may not use this file except in compliance with the License.
 8  
  * You may obtain a copy of the License at
 9  
  *
 10  
  *     http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing, software
 13  
  * distributed under the License is distributed on an "AS IS" BASIS,
 14  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 15  
  * See the License for the specific language governing permissions and
 16  
  * limitations under the License.
 17  
  */
 18  
 
 19  
 import java.sql.Connection;
 20  
 import java.sql.SQLException;
 21  
 import java.sql.Statement;
 22  
 
 23  
 /**
 24  
  * This code should be used for an Interbase database pool.
 25  
  *
 26  
  * @author <a href="mailto:frank@opticode.co.za">Frank Conradie</a>
 27  
  * @version $Id: DBInterbase.java 239630 2005-08-24 12:25:32Z henning $
 28  
  */
 29  0
 public class DBInterbase extends DB
 30  
 {
 31  
     /**
 32  
      * This method is used to ignore case.
 33  
      *
 34  
      * @param in The string to transform to upper case.
 35  
      * @return The upper case string.
 36  
      */
 37  
     public String toUpperCase(String in)
 38  
     {
 39  0
         return new StringBuffer("UPPER(").append(in).append(")").toString();
 40  
     }
 41  
 
 42  
     /**
 43  
      * This method is used to ignore case.
 44  
      *
 45  
      * @param in The string whose case to ignore.
 46  
      * @return The string in a case that can be ignored.
 47  
      */
 48  
     public String ignoreCase(String in)
 49  
     {
 50  0
         return new StringBuffer("UPPER(").append(in).append(")").toString();
 51  
     }
 52  
 
 53  
     /**
 54  
      * This method is used to ignore case in an ORDER BY clause.
 55  
      * Usually it is the same as ignoreCase, but some databases
 56  
      * (Interbase for example) does not use the same SQL in ORDER BY
 57  
      * and other clauses.
 58  
      *
 59  
      * @param in The string whose case to ignore.
 60  
      * @return The string in a case that can be ignored.
 61  
      */
 62  
     public String ignoreCaseInOrderBy(String in)
 63  
     {
 64  0
         return in;
 65  
     }
 66  
 
 67  
     /**
 68  
      * Gets the string delimiter (usually '\'').
 69  
      *
 70  
      * @return The delimiter.
 71  
      */
 72  
     public char getStringDelimiter()
 73  
     {
 74  0
         return '\'';
 75  
     }
 76  
 
 77  
     /**
 78  
      * @see org.apache.torque.adapter.DB#getIDMethodType()
 79  
      */
 80  
     public String getIDMethodType()
 81  
     {
 82  0
         return NO_ID_METHOD;
 83  
     }
 84  
 
 85  
     /**
 86  
      * @see org.apache.torque.adapter.DB#getIDMethodSQL(Object obj)
 87  
      */
 88  
     public String getIDMethodSQL(Object obj)
 89  
     {
 90  0
         return null;
 91  
     }
 92  
 
 93  
     /**
 94  
      * Locks the specified table.
 95  
      *
 96  
      * @param con The JDBC connection to use.
 97  
      * @param table The name of the table to lock.
 98  
      * @exception SQLException No Statement could be created or executed.
 99  
      */
 100  
     public void lockTable(Connection con, String table) throws SQLException
 101  
     {
 102  0
         Statement statement = con.createStatement();
 103  
 
 104  0
         StringBuffer stmt = new StringBuffer();
 105  0
         stmt.append("SET TRANSACTION ")
 106  
                 .append("ISOLATION LEVEL READ COMMITTED ")
 107  
                 .append("NO RECORD_VERSION WAIT ")
 108  
                 .append("RESERVING ")
 109  
                 .append(table)
 110  
                 .append(" FOR PROTECTED WRITE");
 111  
 
 112  0
         statement.executeQuery(stmt.toString());
 113  0
     }
 114  
 
 115  
     /**
 116  
      * Unlocks the specified table.
 117  
      *
 118  
      * @param con The JDBC connection to use.
 119  
      * @param table The name of the table to unlock.
 120  
      * @exception SQLException No Statement could be created or executed.
 121  
      */
 122  
     public void unlockTable(Connection con, String table) throws SQLException
 123  
     {
 124  
         // Tables in Interbase are unlocked when a commit is issued.
 125  
         // The user may have issued a commit but do it here to be
 126  
         // sure.
 127  0
         con.commit();
 128  0
     }
 129  
 }

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