org.apache.torque.adapter
Class DBDB2App

java.lang.Object
  extended byorg.apache.torque.adapter.DB
      extended byorg.apache.torque.adapter.DBDB2App
All Implemented Interfaces:
IDMethod, java.io.Serializable
Direct Known Subclasses:
DBDB2400

public class DBDB2App
extends DB

This is used to connect via the Application-Driver to DB2 databases. http://www-4.ibm.com/software/data/db2/

Version:
$Id: DBDB2App.java,v 1.5 2002/06/24 18:12:19 mpoeschl Exp $
Author:
Hakan Tandogan
See Also:
Serialized Form

Field Summary
 
Fields inherited from class org.apache.torque.adapter.DB
LIMIT_STYLE_MYSQL, LIMIT_STYLE_NONE, LIMIT_STYLE_ORACLE, LIMIT_STYLE_POSTGRES, LIMIT_STYLE_SYBASE
 
Fields inherited from interface org.apache.torque.adapter.IDMethod
AUTO_INCREMENT, ID_BROKER, NATIVE, NO_ID_METHOD, SEQUENCE
 
Constructor Summary
protected DBDB2App()
          Empty constructor.
 
Method Summary
 java.lang.String getIDMethodSQL(java.lang.Object obj)
          Returns SQL used to get the most recently inserted primary key.
 java.lang.String getIDMethodType()
          Returns the constant from the IDMethod interface denoting which type of primary key generation method this type of RDBMS uses.
 java.lang.String ignoreCase(java.lang.String in)
          This method is used to ignore case.
 void lockTable(java.sql.Connection con, java.lang.String table)
          Locks the specified table.
 java.lang.String toUpperCase(java.lang.String in)
          This method is used to ignore case.
 void unlockTable(java.sql.Connection con, java.lang.String table)
          Unlocks the specified table.
 
Methods inherited from class org.apache.torque.adapter.DB
escapeText, getBooleanString, getDateString, getLimitStyle, getStringDelimiter, ignoreCaseInOrderBy, supportsNativeLimit, supportsNativeOffset
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DBDB2App

protected DBDB2App()
Empty constructor.

Method Detail

toUpperCase

public java.lang.String toUpperCase(java.lang.String in)
This method is used to ignore case.

Specified by:
toUpperCase in class DB
Parameters:
in - The string to transform to upper case.
Returns:
The upper case string.

ignoreCase

public java.lang.String ignoreCase(java.lang.String in)
This method is used to ignore case.

Specified by:
ignoreCase in class DB
Parameters:
in - The string whose case to ignore.
Returns:
The string in a case that can be ignored.

getIDMethodType

public java.lang.String getIDMethodType()
Description copied from class: DB
Returns the constant from the IDMethod interface denoting which type of primary key generation method this type of RDBMS uses.

Specified by:
getIDMethodType in class DB
Returns:
IDMethod constant
See Also:
DB.getIDMethodType()

getIDMethodSQL

public java.lang.String getIDMethodSQL(java.lang.Object obj)
Description copied from class: DB
Returns SQL used to get the most recently inserted primary key. Databases which have no support for this return null.

Specified by:
getIDMethodSQL in class DB
Parameters:
obj - Information used for key generation.
Returns:
The most recently inserted database key.
See Also:
DB.getIDMethodSQL(Object obj)

lockTable

public void lockTable(java.sql.Connection con,
                      java.lang.String table)
               throws java.sql.SQLException
Locks the specified table.

Specified by:
lockTable in class DB
Parameters:
con - The JDBC connection to use.
table - The name of the table to lock.
Throws:
java.sql.SQLException - No Statement could be created or executed.

unlockTable

public void unlockTable(java.sql.Connection con,
                        java.lang.String table)
                 throws java.sql.SQLException
Unlocks the specified table.

Specified by:
unlockTable in class DB
Parameters:
con - The JDBC connection to use.
table - The name of the table to unlock.
Throws:
java.sql.SQLException - No Statement could be created or executed.


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