org.gcube.data.tm.publishers
Class ResilientScheduler

java.lang.Object
  org.gcube.common.core.utils.handlers.GCUBEHandler<HANDLED>
      org.gcube.common.core.utils.handlers.GCUBEScheduledHandler<Void>
          org.gcube.data.tm.publishers.ResilientScheduler

All Implemented Interfaces:

org.gcube.common.core.utils.handlers.GCUBEIHandler<Void>, org.gcube.common.core.utils.handlers.lifetime.Lifetime<Void>

public class ResilientScheduler
extends org.gcube.common.core.utils.handlers.GCUBEScheduledHandler<Void>

A GCUBEScheduledHandler which tolerates failure for a maximum number of times.

Author:

Fabio Simeoni

Nested Class Summary

Nested classes/interfaces inherited from class org.gcube.common.core.utils.handlers.GCUBEScheduledHandler

org.gcube.common.core.utils.handlers.GCUBEScheduledHandler.Mode

Field Summary

Fields inherited from class org.gcube.common.core.utils.handlers.GCUBEScheduledHandler

exception, exceptionCount, interval, repeat

Fields inherited from class org.gcube.common.core.utils.handlers.GCUBEHandler

handled, logger, producer

Constructor Summary

ResilientScheduler(long interval, org.gcube.common.core.utils.handlers.GCUBEScheduledHandler.Mode mode)
Creates an instance with a given execution mode, time interval, and scheduled handler.

Method Summary

int	getAttempts() Returns the number of publication attempts.
long	getDelay() Returns the interval between publication attempts.
protected boolean	repeat(Exception exception, int exceptionCount)
void	setAttempts(int attempts) Sets the number of publication attempts;
void	setDelay(long delay) Sets the interval between publication attempts.

Methods inherited from class org.gcube.common.core.utils.handlers.GCUBEScheduledHandler

getInterval, getMode, getScheduled, onIteration, run, setInterval, setMode, setScheduled, stop

Methods inherited from class org.gcube.common.core.utils.handlers.GCUBEHandler

clearBlackboard, getBlackboard, getHandled, getId, getLogger, getName, getScopeManager, getSecurityManager, getState, notify, setBlackboard, setHandled, setLogger, setName, setScopeManager, setSecurityManager, setState, subscribe, undo, unsubscribe

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gcube.common.core.utils.handlers.lifetime.Lifetime

getState

Methods inherited from interface org.gcube.common.core.utils.handlers.GCUBEIHandler

clearBlackboard, getBlackboard, getHandled, getId, getLogger, getName, getScopeManager, getSecurityManager, setBlackboard, setHandled, setLogger, setName, setScopeManager, setSecurityManager, subscribe, undo, unsubscribe

Constructor Detail

ResilientScheduler

public ResilientScheduler(long interval,
                          org.gcube.common.core.utils.handlers.GCUBEScheduledHandler.Mode mode)

Creates an instance with a given execution mode, time interval, and scheduled handler.

Parameters:

interval - the time interval in seconds.

mode - the execution mode.

Method Detail

repeat

protected boolean repeat(Exception exception,
                         int exceptionCount)

Overrides:

repeat in class org.gcube.common.core.utils.handlers.GCUBEScheduledHandler<Void>

getAttempts

public int getAttempts()

Returns the number of publication attempts.

Returns:

the attempts.

setAttempts

public void setAttempts(int attempts)

Sets the number of publication attempts;

Parameters:

attempts - the attempts.

getDelay

public long getDelay()

Returns the interval between publication attempts.

Returns:

the delay.

setDelay

public void setDelay(long delay)

Sets the interval between publication attempts.

Parameters:

delay - the delay