org.apache.torque.adapter
Class DBMM

java.lang.Object
  extended byorg.apache.torque.adapter.DB
      extended byorg.apache.torque.adapter.DBMM
All Implemented Interfaces:
IDMethod, java.io.Serializable

public class DBMM
extends DB

This is used in order to connect to a MySQL database using the MM drivers. Simply comment the above and uncomment this code below and fill in the appropriate values for DB_NAME, DB_HOST, DB_USER, DB_PASS.

http://www.worldserver.com/mm.mysql/

"jdbc:mysql://" + DB_HOST + "/" + DB_NAME + "?user=" + DB_USER + "&password=" + DB_PASS;

Version:
$Id: DBMM.java 239636 2005-08-24 12:38:09Z henning $
Author:
Jon S. Stevens, Brett McLaughlin, Daniel Rall
See Also:
Serialized Form

Field Summary
 
Fields inherited from class org.apache.torque.adapter.DB
ADAPTER_KEY, LIMIT_STYLE_DB2, 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 DBMM()
          Empty protected constructor.
 
Method Summary
 java.lang.String getDateString(java.util.Date date)
          This method overrides the JDBC escapes used to format dates using a DateFormat.
 java.lang.String getIDMethodSQL(java.lang.Object obj)
          Returns the SQL to get the database key of the last row inserted, which in this case is SELECT LAST_INSERT_ID().
 java.lang.String getIDMethodType()
          Returns the constant from the IDMethod interface denoting which type of primary key generation method this type of RDBMS uses.
 int getLimitStyle()
          This method is used to chek whether the database supports limiting the size of the resultset.
 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.
 boolean supportsNativeLimit()
          This method is used to chek whether the database natively supports limiting the size of the resultset.
 boolean supportsNativeOffset()
          This method is used to chek whether the database natively supports returning results starting at an offset position other than 0.
 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, getStringDelimiter, ignoreCaseInOrderBy
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DBMM

protected DBMM()
Empty protected 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)
Returns the SQL to get the database key of the last row inserted, which in this case is SELECT LAST_INSERT_ID().

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.

supportsNativeLimit

public boolean supportsNativeLimit()
This method is used to chek whether the database natively supports limiting the size of the resultset.

Overrides:
supportsNativeLimit in class DB
Returns:
True.

supportsNativeOffset

public boolean supportsNativeOffset()
This method is used to chek whether the database natively supports returning results starting at an offset position other than 0.

Overrides:
supportsNativeOffset in class DB
Returns:
True.

getLimitStyle

public int getLimitStyle()
This method is used to chek whether the database supports limiting the size of the resultset.

Overrides:
getLimitStyle in class DB
Returns:
LIMIT_STYLE_MYSQL.

getDateString

public java.lang.String getDateString(java.util.Date date)
This method overrides the JDBC escapes used to format dates using a DateFormat. As of version 2.0.11, the MM JDBC driver does not implement JDBC 3.0 escapes.

Overrides:
getDateString in class DB
Parameters:
date - the date to format
Returns:
The properly formatted date String.


Copyright © 2000-2006 Apache Software Foundation. All Rights Reserved.