Package org.jclouds.fallbacks

Class HeaderToRetryAfterException

java.lang.Object

org.jclouds.fallbacks.HeaderToRetryAfterException

All Implemented Interfaces:

Fallback<Object>, PropagateIfRetryAfter

@Beta
public final class HeaderToRetryAfterException
extends Object
implements PropagateIfRetryAfter

propagates as RetryAfterException if a Throwable is an HttpResponseException with a set and a valid HttpHeaders.RETRY_AFTER header set.

See Also:

Retry-After format

Method Summary

Modifier and Type	Method	Description
static HeaderToRetryAfterException	create(com.google.common.base.Ticker ticker, DateCodec dateCodec)
Object	createOrPropagate(Throwable t)	if input is not of type HttpResponseException, this method propagates.
com.google.common.base.Optional<RetryAfterException>	tryCreateRetryAfterException(Throwable in, String retryAfter)	returns a RetryAfterException if parameter retryAfter corresponds to known formats.

Methods inherited from class java.lang.Object

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

Method Detail

create

public static HeaderToRetryAfterException create(com.google.common.base.Ticker ticker,
                                                 DateCodec dateCodec)

Parameters:

ticker - how to read current time

dateCodec - how to parse the HttpHeaders.RETRY_AFTER header, if it is a Date.

Returns:

createOrPropagate

public Object createOrPropagate(Throwable t)
                         throws Exception

Description copied from interface: PropagateIfRetryAfter

if input is not of type HttpResponseException, this method propagates. Otherwise, null, if didn't coerce to RetryAfterException

Specified by:

createOrPropagate in interface Fallback<Object>

Specified by:

createOrPropagate in interface PropagateIfRetryAfter

Parameters:

t - the exception that made the call fail.

Throws:

Exception

tryCreateRetryAfterException

public com.google.common.base.Optional<RetryAfterException> tryCreateRetryAfterException(Throwable in,
                                                                                         String retryAfter)

returns a RetryAfterException if parameter retryAfter corresponds to known formats.

See Also:

Retry-After format