Package dev.failsafe.internal

Class FallbackImpl<R>

java.lang.Object

dev.failsafe.internal.FallbackImpl<R>

Type Parameters:

R - result type

All Implemented Interfaces:

Fallback<R>, Policy<R>, FailurePolicy<R>

public class FallbackImpl<R>
extends Object
implements Fallback<R>, FailurePolicy<R>

A Fallback implementation.

See Also:

• FallbackBuilder

Field Summary

Fields

Modifier and Type	Field	Description
private final FallbackConfig<R>	config
static Fallback<Void>	NONE	A fallback that will return null if execution fails.

Constructor Summary

Constructors

Constructor	Description
FallbackImpl(FallbackConfig<R> config)

Method Summary

Modifier and Type	Method	Description
protected R	apply(R result, Throwable exception, ExecutionContext<R> context)	Returns the applied fallback result.
protected CompletableFuture<R>	applyStage(R result, Throwable exception, ExecutionContext<R> context)	Returns a future applied fallback result.
FallbackConfig<R>	getConfig()	Returns the FallbackConfig that the Fallback was built with.
PolicyExecutor<R>	toExecutor(int policyIndex)	Returns a PolicyExecutor capable of handling an execution for the Policy.

Methods inherited from class java.lang.Object

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

Methods inherited from interface dev.failsafe.spi.FailurePolicy

isFailure

Field Details

NONE

public static Fallback<Void> NONE

A fallback that will return null if execution fails.

config

private final FallbackConfig<R> config

Constructor Details

FallbackImpl

public FallbackImpl(FallbackConfig<R> config)

Method Details

getConfig

public FallbackConfig<R> getConfig()

Description copied from interface: Fallback

Returns the FallbackConfig that the Fallback was built with.

Specified by:

getConfig in interface FailurePolicy<R>

Specified by:

getConfig in interface Fallback<R>

Specified by:

getConfig in interface Policy<R>

apply

protected R apply(R result,
 Throwable exception,
 ExecutionContext<R> context)
           throws Throwable

Returns the applied fallback result.

Throws:

Throwable

applyStage

protected CompletableFuture<R> applyStage(R result,
 Throwable exception,
 ExecutionContext<R> context)
                                   throws Throwable

Returns a future applied fallback result.

Throws:

Throwable

toExecutor

public PolicyExecutor<R> toExecutor(int policyIndex)

Description copied from interface: Policy

Returns a PolicyExecutor capable of handling an execution for the Policy.

Specified by:

toExecutor in interface Policy<R>