jp.sf.amateras.mirage.session
Class DBCPSessionImpl

java.lang.Object
  jp.sf.amateras.mirage.session.DBCPSessionImpl

All Implemented Interfaces:

Session

public class DBCPSessionImpl
extends Object
implements Session

The implementation of Session which gets the connection from the DBCP connection pool.

To enable DBCP, you have to make jdbc.properties as follows:

 session.class=jp.sf.amateras.mirage.session.DBCPSessionImpl
 jdbc.driver=com.mysql.jdbc.Driver
 jdbc.url=jdbc:mysql://localhost/test
 jdbc.user=root
 jdbc.password=
 dbcp.max_active=100
 dbcp.min_idle=10
 dbcp.max_wait=5000
 

Author:

Naoki Takezoe

Constructor Summary

DBCPSessionImpl(Properties properties)
The constructor.

Method Summary

void	begin() Begins the transaction.
void	commit() Commits the transaction.
SqlManager	getSqlManager() Returns the instance of SqlManager.
boolean	isRollbackOnly() Returns whether the current transaction has been marked as rollback-only or not marked.
void	release() Releases this session.
void	rollback() Roolbacks the transaction.
void	setRollbackOnly() Marks the current transation as rollback-only.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DBCPSessionImpl

public DBCPSessionImpl(Properties properties)

The constructor.

Parameters:

properties - the Properties object which has a following properties:

• jdbc.driver - the JDBC driver classname (optional on JDBC 4.0)
• jdbc.url - the JDBC connection URL
• jdbc.user - the username
• jdbc.password - the password
• dbcp.max_active - max active connections (optional, default value is 100)
• dbcp.min_idle - minimum idle time (optional, default value is 10)
• dbcp.max_wait - max wait time (optional, default value is 5000)
• sql.cache - if true then SqlManager caches parsing result of 2waySQL

Method Detail

begin

public void begin()

Description copied from interface: Session

Begins the transaction.

Specified by:

begin in interface Session

commit

public void commit()

Description copied from interface: Session

Commits the transaction.

Specified by:

commit in interface Session

rollback

public void rollback()

Description copied from interface: Session

Roolbacks the transaction.

Specified by:

rollback in interface Session

release

public void release()

Description copied from interface: Session

Releases this session.

Specified by:

release in interface Session

getSqlManager

public SqlManager getSqlManager()

Description copied from interface: Session

Returns the instance of SqlManager.

Specified by:

getSqlManager in interface Session

Returns:

setRollbackOnly

public void setRollbackOnly()

Description copied from interface: Session

Marks the current transation as rollback-only.

Specified by:

setRollbackOnly in interface Session

isRollbackOnly

public boolean isRollbackOnly()

Description copied from interface: Session

Returns whether the current transaction has been marked as rollback-only or not marked.

Specified by:

isRollbackOnly in interface Session

Returns:

If marked true; otherwise false