de.aristaflow.adept2.util.threading

Class CleanupCallable<V>

java.lang.Object

de.aristaflow.adept2.util.threading.CleanupCallable<V>

Type Parameters:

V - the result type of method call

All Implemented Interfaces:

java.util.concurrent.Callable<V>

public class CleanupCallable<V>
extends java.lang.Object
implements java.util.concurrent.Callable<V>

A cleanup callable executes a callable and afterwards a special cleanup consuming runnable finally after the first callable. Problems occurring in the cleanup will be logged to the designated logger. This way exceptions from the first callable will not be swallowed.

Author:

Ulrich Kreher

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.concurrent.Callable<V>	callable The callable executed normally.
protected ConsumingRunnable<V,java.lang.Throwable>	cleanup The cleanup runnable executed after the normal execution has terminated.
protected java.util.logging.Logger	logger The logger for logging exceptions from the cleanup runnable.

Constructor Summary

Constructors

Constructor and Description
CleanupCallable(java.util.concurrent.Callable<V> callable, ConsumingRunnable<V,java.lang.Throwable> cleanup, java.util.logging.Logger logger) Creates a new cleanup runnable executing the callable and the cleanup runnable finally after the callable.

Method Summary

Modifier and Type	Method and Description
V	call()

Methods inherited from class java.lang.Object

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

Field Detail

callable

protected final java.util.concurrent.Callable<V> callable

The callable executed normally.

cleanup

protected final ConsumingRunnable<V,java.lang.Throwable> cleanup

The cleanup runnable executed after the normal execution has terminated.

logger

protected final java.util.logging.Logger logger

The logger for logging exceptions from the cleanup runnable.

Constructor Detail

CleanupCallable

public CleanupCallable(java.util.concurrent.Callable<V> callable,
                       ConsumingRunnable<V,java.lang.Throwable> cleanup,
                       java.util.logging.Logger logger)

Creates a new cleanup runnable executing the callable and the cleanup runnable finally after the callable. Problems occurring in the cleanup will be logged to the designated logger.

Parameters:

callable - The callable executed normally.

cleanup - The cleanup runnable executed after the normal execution has terminated.

logger - The logger for logging exceptions from the cleanup.

Method Detail

call

public V call()
       throws java.lang.Exception

Specified by:

call in interface java.util.concurrent.Callable<V>

Throws:

java.lang.Exception