com.hammurapi.util.concurrent
Class OneOffCallable<T>

java.lang.Object
  com.hammurapi.util.concurrent.OneOffCallable<T>

Type Parameters:

T -

All Implemented Interfaces:

Callable<T>

public abstract class OneOffCallable<T>
extends Object
implements Callable<T>

Callable which callInternal() method is invoked only once.

Author:

Pavel Vlasov

Constructor Summary

OneOffCallable()

Method Summary

T	call()
protected abstract T	callInternal() This method is invoked once by the call() method.

Methods inherited from class java.lang.Object

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

Constructor Detail

OneOffCallable

public OneOffCallable()

Method Detail

call

public T call()
       throws Exception

Specified by:

call in interface Callable<T>

Throws:

Exception

callInternal

protected abstract T callInternal()
                           throws Exception

This method is invoked once by the call() method.

Returns:

Throws:

Exception