Package com.semedy.reasoner.core

Class TransactionManager

java.lang.Object

com.semedy.reasoner.core.TransactionManager

public class TransactionManager
extends Object

Managing transactions

Author:

angele

Constructor Summary

Constructors

Constructor	Description
TransactionManager()

Method Summary

Modifier and Type	Method	Description
int	getNumberOfOpenTransactions()	return the number of active transactions
int	getNumberOfOpenWriteTransactions()	return the number of active writing transactions
void	interruptTransactions()	interrupt all active transactions
boolean	longTransactionBegin(Transaction transaction)	start a long transaction within a begin Returns false if a long transaction is already running
void	longTransactionEnd(Transaction transaction)	finish a long transaction within a commit
void	markTransactionsAsCanceled()	cancel all active transactions
void	transactionBegin(InterruptFlag interruptflag, Transaction transaction)	start a transaction in for a query
void	transactionBegin(Transaction transaction)	start a general transaction
void	transactionEnd(Transaction transaction)	finish a transaction
void	writeTransactionBegin(Transaction transaction)	start a writing transaction within a begin
void	writeTransactionEnd(Transaction transaction)	finish a writing transaction within a commit

Methods inherited from class java.lang.Object

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

Constructor Details

TransactionManager

public TransactionManager()

Method Details

transactionBegin

public void transactionBegin(InterruptFlag interruptflag,
 Transaction transaction)
                      throws SemReasonerException

start a transaction in for a query

Parameters:

interruptflag -

transaction -

Throws:

ReasoningException

SemReasonerException

transactionBegin

public void transactionBegin(Transaction transaction)
                      throws SemReasonerException

start a general transaction

Parameters:

transaction -

Throws:

ReasoningException

SemReasonerException

transactionEnd

public void transactionEnd(Transaction transaction)
                    throws SemReasonerException

finish a transaction

Parameters:

transaction -

Throws:

ReasoningException

SemReasonerException

writeTransactionBegin

public void writeTransactionBegin(Transaction transaction)
                           throws SemReasonerException

start a writing transaction within a begin

Parameters:

transaction -

Throws:

ReasoningException

SemReasonerException

writeTransactionEnd

public void writeTransactionEnd(Transaction transaction)
                         throws SemReasonerException

finish a writing transaction within a commit

Parameters:

transaction -

Throws:

ReasoningException

SemReasonerException

longTransactionBegin

public boolean longTransactionBegin(Transaction transaction)
                             throws SemReasonerException

start a long transaction within a begin
Returns false if a long transaction is already running

Parameters:

transaction -

Throws:

ReasoningException

SemReasonerException

longTransactionEnd

public void longTransactionEnd(Transaction transaction)
                        throws SemReasonerException

finish a long transaction within a commit

Parameters:

transaction -

Throws:

ReasoningException

SemReasonerException

getNumberOfOpenTransactions

public int getNumberOfOpenTransactions()

return the number of active transactions

Returns:

getNumberOfOpenWriteTransactions

public int getNumberOfOpenWriteTransactions()

return the number of active writing transactions

Returns:

interruptTransactions

public void interruptTransactions()

interrupt all active transactions

markTransactionsAsCanceled

public void markTransactionsAsCanceled()

cancel all active transactions