Package i5.las2peer.persistency.helper

Class MultiStoreResult

java.lang.Object

i5.las2peer.persistency.helper.MultiStoreResult

All Implemented Interfaces:

StorageExceptionHandler, StorageStoreResultHandler

public class MultiStoreResult
extends Object
implements StorageStoreResultHandler, StorageExceptionHandler

This class is used to handle the multiple store results generated from a parted artifact insert. It provides the result handlers for the insert process itself and methods to wait for the result or an exception. Both can be retrieved via methods, too.

Constructor Summary

Constructors

Constructor	Description
MultiStoreResult(int parts)	Initiates the store result container for the given number of parts.

Method Summary

Modifier and Type	Method	Description
Exception	getException()	Gets the exception from this store operation.
int	getMinSuccessfulOperations()	Gets the minimal number of successful operations for any part of this store operation.
boolean	isDone()	Checks if the underlying store result is completed or not.
void	onException(Exception e)	This method is called in its own thread to handle the given exception.
void	onResult(Serializable serializable, int successfulOperations)	This method is called in its own thread to handle the result of a store operation.

Methods inherited from class java.lang.Object

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

Constructor Details

MultiStoreResult

public MultiStoreResult(int parts)

Initiates the store result container for the given number of parts.

Parameters:

parts - The number of parts that must be stored to complete this store operation.

Method Details

onResult

public void onResult(Serializable serializable,
 int successfulOperations)

Description copied from interface: StorageStoreResultHandler

This method is called in its own thread to handle the result of a store operation.

Specified by:

onResult in interface StorageStoreResultHandler

Parameters:

serializable - The serializable that was stored in the network.

successfulOperations - The number of successful insert operations (replications).

onException

public void onException(Exception e)

Description copied from interface: StorageExceptionHandler

This method is called in its own thread to handle the given exception.

Specified by:

onException in interface StorageExceptionHandler

Parameters:

e - An execption that occurred during a network operation. Usually the reason or metadata should be known from the surrounding context and should be provided to this handler, too.

isDone

public boolean isDone()

Checks if the underlying store result is completed or not.

Returns:

Returns true if the store operation is finished.

getMinSuccessfulOperations

public int getMinSuccessfulOperations()

Gets the minimal number of successful operations for any part of this store operation.

Returns:

Returns the minimal number of replications.

getException

public Exception getException()

Gets the exception from this store operation.

Returns:

Returns an exception or null if there is none.