Package com.avoka.fc.core.util

Class TxnExecutor

java.lang.Object

com.avoka.fc.core.util.TxnExecutor

public class TxnExecutor
extends Object

Provides a Cayenne Transaction Executor class, which will execute the specified function in a Cayenne Transaction.

Since:

4.0.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	TxnExecutor.IFunction	Provides a closure function to call in the transaction executor.

Constructor Summary

Constructors

Constructor	Description
TxnExecutor(Class callingClass, String errorType)	Create a Transaction Executor object with the given logger.
TxnExecutor(Class callingClass, String errorType, int transactionIsolation, boolean readOnly)	Create a Transaction Executor object with the given logger.

Method Summary

Modifier and Type	Method	Description
Object	execute(TxnExecutor.IFunction function)	Execute the given function inside a Cayenne transaction.

Methods inherited from class java.lang.Object

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

Constructor Detail

TxnExecutor

public TxnExecutor(Class callingClass,
                   String errorType)

Create a Transaction Executor object with the given logger.

Parameters:

callingClass - the class calling the service, used for error logging purposes

errorType - the error type to log (required)

TxnExecutor

public TxnExecutor(Class callingClass,
                   String errorType,
                   int transactionIsolation,
                   boolean readOnly)

Create a Transaction Executor object with the given logger.

Parameters:

callingClass - the class calling the service, used for error logging purposes

errorType - the error type to log (required)

transactionIsolation - the transaction isolation level

readOnly - the connection ready only flag

Since:

4.3.4

Method Detail

execute

public Object execute(TxnExecutor.IFunction function)
               throws ApplicationException

Execute the given function inside a Cayenne transaction. If an error occurs that is a RuntimeException, it will be thrown as is; other errors will be wrapped in an ApplicationException.

Parameters:

function - the function to execute

Returns:

the function result if successful

Throws:

ApplicationException - if an error occurs executing the function or performing a transaction commit