org.mule.runtime.core.retry.policies

Class SimpleRetryPolicy

java.lang.Object

org.mule.runtime.core.retry.policies.SimpleRetryPolicy

All Implemented Interfaces:

RetryPolicy

public class SimpleRetryPolicy
extends Object
implements RetryPolicy

Allows to configure how many times a retry should be attempted and how long to wait between retries.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	SimpleRetryPolicy.RetryCounter

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	logger
protected SimpleRetryPolicy.RetryCounter	retryCounter

Constructor Summary

Constructors

Constructor and Description
SimpleRetryPolicy(long frequency, int retryCount)

Method Summary

Modifier and Type	Method and Description
<T> org.reactivestreams.Publisher<T>	applyPolicy(org.reactivestreams.Publisher<T> publisher, Predicate<Throwable> shouldRetry, Consumer<Throwable> onExhausted) Applies the retry policy in a non blocking manner by transforming the given publisher into one configured to apply the retry logic.
PolicyStatus	applyPolicy(Throwable cause) Applies the retry policy by performing a blocking action.
protected boolean	isApplicableTo(Throwable cause) Indicates if the policy is applicable for the cause that caused the policy invocation.
protected boolean	isExhausted() Determines if the policy is exhausted or not comparing the original configuration against the current state.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static final org.slf4j.Logger logger

retryCounter

protected SimpleRetryPolicy.RetryCounter retryCounter

Constructor Detail

SimpleRetryPolicy

public SimpleRetryPolicy(long frequency,
                         int retryCount)

Method Detail

applyPolicy

public <T> org.reactivestreams.Publisher<T> applyPolicy(org.reactivestreams.Publisher<T> publisher,
                                                        Predicate<Throwable> shouldRetry,
                                                        Consumer<Throwable> onExhausted)

Description copied from interface: RetryPolicy

Applies the retry policy in a non blocking manner by transforming the given publisher into one configured to apply the retry logic.

Specified by:

applyPolicy in interface RetryPolicy

Type Parameters:

T - the generic type of the publisher's content

Parameters:

publisher - a publisher with the items which might fail

shouldRetry - a predicate which evaluates each item to know if it should be retried or not

onExhausted - an action to perform when the retry action has been exhausted

Returns:

a Publisher configured with the retry policy.

applyPolicy

public PolicyStatus applyPolicy(Throwable cause)

Description copied from interface: RetryPolicy

Applies the retry policy by performing a blocking action.

Specified by:

applyPolicy in interface RetryPolicy

Parameters:

cause - the failure which causes the retry

Returns:

a PolicyStatus

isApplicableTo

protected boolean isApplicableTo(Throwable cause)

Indicates if the policy is applicable for the cause that caused the policy invocation. Subclasses can override this method in order to filter the type of exceptions that does not deserve a retry.

Returns:

true if the policy is applicable, false otherwise.

isExhausted

protected boolean isExhausted()

Determines if the policy is exhausted or not comparing the original configuration against the current state.