org.smartcomps.twister.common.persistence
Class DBSessionManager

java.lang.Object
  |
  +--org.smartcomps.twister.common.persistence.DBSessionManager

All Implemented Interfaces:

TransactionalResource

public class DBSessionManager

extends java.lang.Object

implements TransactionalResource

Manages transactions and sessions explicitly and makes the persistence accessible from any execution point. Sessions and transactions are bound to the current thread using the ThreadLocal class.

See Also:

ThreadLocal

Constructor Summary

DBSessionManager()

Method Summary

void	beginTransaction()
void	commitTransaction()
static net.sf.hibernate.Session	getActiveSession()
void	initialize()
void	rollbackTransaction()

Methods inherited from class java.lang.Object

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

Constructor Detail

DBSessionManager

public DBSessionManager()

Method Detail

initialize

public void initialize()
                throws TransactionException

Specified by:

initialize in interface TransactionalResource

TransactionException

beginTransaction

public void beginTransaction()
                      throws TransactionException

Specified by:

beginTransaction in interface TransactionalResource

TransactionException

commitTransaction

public void commitTransaction()
                       throws TransactionException

Specified by:

commitTransaction in interface TransactionalResource

TransactionException

rollbackTransaction

public void rollbackTransaction()
                         throws TransactionException

Specified by:

rollbackTransaction in interface TransactionalResource

TransactionException

getActiveSession

public static net.sf.hibernate.Session getActiveSession()
                                                 throws DBSessionException

DBSessionException