com.saperion.operations

Class InTransaction<T extends Serializable>

java.lang.Object

com.saperion.operations.BaseOperation<T>

com.saperion.operations.InTransaction<T>

Type Parameters:

T -

All Implemented Interfaces:

Operation<T>, Serializable

public class InTransaction<T extends Serializable>
extends BaseOperation<T>

Invokes the given Operation in a transaction. Useful in combination with ApplyBatch.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
InTransaction(Operation<T> toInvoke) Creates a new instance of InTransaction that invokes the given Operation inside a new database transaction.

Method Summary

Methods

Modifier and Type	Method and Description
T	getResult() This method will only yield a valid result after a call to invoke.
T	invoke() The method that will be called on the server side.
void	setResult(Object result) setResult will be called on the client side to assign the result.

Methods inherited from class com.saperion.operations.BaseOperation

beforeInvoke, getClientToken

Methods inherited from class java.lang.Object

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

Constructor Detail

InTransaction

public InTransaction(Operation<T> toInvoke)

Creates a new instance of InTransaction that invokes the given Operation inside a new database transaction.

Parameters:

toInvoke - The Operation to invoke. Use ApplyBatch as parameter to apply a batch in a transaction.

Method Detail

invoke

public T invoke()
                              throws Exception

Description copied from interface: Operation

The method that will be called on the server side.

Returns:

the result of the operation

Throws:

Exception - exception when invoking this operation

setResult

public void setResult(Object result)

Description copied from interface: Operation

setResult will be called on the client side to assign the result.

Parameters:

result - The result of invoke obtained by the rmi-call

getResult

public T getResult()

Description copied from interface: Operation

This method will only yield a valid result after a call to invoke.

Returns:

The result of the command or null if the instance was not given to an invoke-call yet.