com.antelmann.sql
Class SQLTransaction

java.lang.Object
  com.antelmann.sql.SQLTransaction

All Implemented Interfaces:

DBTransaction

public class SQLTransaction
extends Object
implements DBTransaction

implements a DBTransaction based on JDBC access.

Author:

Holger Antelmann

Constructor Summary

SQLTransaction(SQLDatabase transaction)

Method Summary

void	abort() aborts this transaction
void	begin() sets the transaction to active and allows access to the Resources provided that the calling thread holds the lock on this instance.
void	commit() commits all data within the transaction scope to the underlying database
Database	getDatabase() gives access to the associated Database
boolean	isActive() if true, the transaction has begun and not yet committed or aborted.

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLTransaction

public SQLTransaction(SQLDatabase transaction)

Method Detail

getDatabase

public Database getDatabase()

Description copied from interface: DBTransaction

gives access to the associated Database

Specified by:

getDatabase in interface DBTransaction

begin

public void begin()
           throws TransactionException

Description copied from interface: DBTransaction

sets the transaction to active and allows access to the Resources provided that the calling thread holds the lock on this instance.

Specified by:

begin in interface DBTransaction

Throws:

TransactionException - if the transaction is already active

commit

public void commit()
            throws DatabaseException

Description copied from interface: DBTransaction

commits all data within the transaction scope to the underlying database

Specified by:

commit in interface DBTransaction

Throws:

TransactionException - if the transaction is already active

DatabaseException - if the transaction could not be committed to the underlying service

abort

public void abort()
           throws DatabaseException

Description copied from interface: DBTransaction

aborts this transaction

Specified by:

abort in interface DBTransaction

Throws:

TransactionException - if the transaction is already active

DatabaseException - if the transaction could not be aborted from the underlying service

isActive

public boolean isActive()

Description copied from interface: DBTransaction

if true, the transaction has begun and not yet committed or aborted. Access to resources is only possible if this method returns true and the calling thread holds the lock on this instance.

Specified by:

isActive in interface DBTransaction