Module io.helidon.faulttolerance

Package io.helidon.faulttolerance

package io.helidon.faulttolerance

Helidon Fault Tolerance Support.

All handlers are fully blocking and should be executed on virtual threads.

Related Packages

Module	Package	Description
io.helidon	io.helidon	Startup of Helidon applications.

Class	Description
Async	Runs synchronous suppliers asynchronously using virtual threads.
Bulkhead	Bulkhead protects a resource that cannot serve unlimited parallel requests.
Bulkhead.QueueListener	A Bulkhead listener for queueing operations.
Bulkhead.Stats	Provides statistics during the lifetime of a bulkhead, such as concurrent executions, accepted/rejected calls and queue size.
BulkheadException	Failure because of Bulkhead issues, most likely that the bulkhead does not allow any more queued tasks.
CircuitBreaker	CircuitBreaker protects a potentially failing endpoint from overloading and the application from spending resources on those endpoints.
CircuitBreaker.State	A circuit breaker can be in any of 3 possible states as defined by this enum.
CircuitBreakerOpenException	Failure because CircuitBreaker is open and does not accept requests.
ErrorChecker	Support for checking skipOn and applyOn sets of throwables.
Fallback<T>	Fallback allows the user to execute an alternative function in case the provided supplier fails.
FaultTolerance	System-wide fault tolerance configuration and access to a customized sequence of fault tolerance handlers.
FaultTolerance.Builder	A builder used for setting up a customized list of fault tolerance handlers.
FaultTolerance.TypedBuilder<T>	A builder used for fault tolerance handlers that require a specific type to be used, such as Fallback.
FtHandler	A fault tolerance handler.
FtHandlerTyped<T>	A typed fault tolerance handler, to allow combination of multiple handlers without losing type information.
Retry	Retry supports retry policies to be applied on an execution of asynchronous tasks.
Retry.DelayingRetryPolicy	A retry policy that prolongs the delays between retries by a defined factor.
Retry.DelayingRetryPolicy.Builder	Fluent API builder for Retry.DelayingRetryPolicy.
Retry.JitterRetryPolicy	A retry policy that randomizes delays between execution using a "jitter" time.
Retry.JitterRetryPolicy.Builder	Fluent API builder for Retry.JitterRetryPolicy.
Retry.RetryPolicy	Retry policy to handle delays between retries.
RetryTimeoutException	Retry timeout exception.
SupplierException	An exception class that is a RuntimeException and is used to wrap an exception that cannot be thrown in a supplier.
SupplierHelper	Helper to handle async suppliers that return CompletionStage.
Timeout	Timeout attempts to terminate execution after defined duration of time.
TimeoutException	General timeout runtime exception.