org.gcube.data.streams.handlers
Class CountingHandler

java.lang.Object
  org.gcube.data.streams.handlers.CountingHandler

All Implemented Interfaces:

FaultHandler

public abstract class CountingHandler
extends Object
implements FaultHandler

A partial implementation for FaultHandler that count failures and keep track of the last observed failure.

Author:

Fabio Simeoni

Field Summary

Fields inherited from interface org.gcube.data.streams.handlers.FaultHandler

iteration

Constructor Summary

CountingHandler()

Method Summary

protected abstract void	handle(Exception failure, Exception lastFailure, int failureCount) Indicates whether iteration should continue or stop the iteration on the occurrence of an iteration failure.
void	handle(RuntimeException failure) Indicates whether iteration should continue or stop the iteration on the occurrence of an iteration failure.

Methods inherited from class java.lang.Object

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

Constructor Detail

CountingHandler

public CountingHandler()

Method Detail

handle

public final void handle(RuntimeException failure)

Description copied from interface: FaultHandler

Indicates whether iteration should continue or stop the iteration on the occurrence of an iteration failure.

Specified by:

handle in interface FaultHandler

Parameters:

failure - the failure

handle

protected abstract void handle(Exception failure,
                               Exception lastFailure,
                               int failureCount)

Indicates whether iteration should continue or stop the iteration on the occurrence of an iteration failure.

Parameters:

failure - the failure

lastFailure - the failure observed previously, or null if this is the first observed failure

failureCount - the number of failures counted so far, 0 if this is the first observed failure

Throws:

RuntimeException - if no element can be yielded from the input element