A B C D G I N O P R S T U V W

A

autoResetAfter(long, TimeUnit) - Method in class org.rnorth.ducttape.circuitbreakers.BreakerBuilder

Configure the breaker to automatically reset a given time after a failure has occurred.

B

Breaker - Interface in org.rnorth.ducttape.circuitbreakers

A Circuit Breaker, per http://martinfowler.com/bliki/CircuitBreaker.html[the pattern of the same name].

BreakerBuilder - Class in org.rnorth.ducttape.circuitbreakers

BreakerBuilder A builder of Breaker instances having any combination of the following features: automatic reset after a configured period of time has passed since the last failure configurable state storage, for example for use with a distributed map implementation These features are optional; by default instances will be created with none of them.

build() - Method in class org.rnorth.ducttape.circuitbreakers.BreakerBuilder

build() - Method in class org.rnorth.ducttape.ratelimits.RateLimiterBuilder

Build and obtain a configured rate limiter.

C

check(String, boolean) - Static method in class org.rnorth.ducttape.Preconditions

Check that a given condition is true.

D

doWhenReady(Runnable) - Method in class org.rnorth.ducttape.ratelimits.RateLimiter

Invoke a lambda function, with Thread.sleep() being called to limit the execution rate if needed.

doWithTimeout(int, TimeUnit, Runnable) - Static method in class org.rnorth.ducttape.timeouts.Timeouts

Execute a lambda expression with a timeout.

G

getLastFailure() - Method in interface org.rnorth.ducttape.circuitbreakers.StateStore

getMostConsistentTime() - Method in exception org.rnorth.ducttape.inconsistents.InconsistentResultsException

getMostConsistentValue() - Method in exception org.rnorth.ducttape.inconsistents.InconsistentResultsException

getState() - Method in interface org.rnorth.ducttape.circuitbreakers.Breaker

getState() - Method in interface org.rnorth.ducttape.circuitbreakers.StateStore

getTimeSinceStart() - Method in exception org.rnorth.ducttape.inconsistents.ResultsNeverConsistentException

getWhenReady(Callable<T>) - Method in class org.rnorth.ducttape.ratelimits.RateLimiter

Invoke a lambda function and get the result, with Thread.sleep() being called to limit the execution rate if needed.

getWithTimeout(int, TimeUnit, Callable<T>) - Static method in class org.rnorth.ducttape.timeouts.Timeouts

Execute a lambda expression with a timeout.

I

InconsistentResultsException - Exception in org.rnorth.ducttape.inconsistents

Exception caused by a failure to obtain consistent results.

InconsistentResultsException(long, Object, long) - Constructor for exception org.rnorth.ducttape.inconsistents.InconsistentResultsException

Inconsistents - Class in org.rnorth.ducttape.inconsistents

Utility for calling a supplier that may take time to stabilise on a final result.

Inconsistents() - Constructor for class org.rnorth.ducttape.inconsistents.Inconsistents

N

newBuilder() - Static method in class org.rnorth.ducttape.circuitbreakers.BreakerBuilder

newBuilder() - Static method in class org.rnorth.ducttape.ratelimits.RateLimiterBuilder

Obtain a new builder instance.

NoOp() - Static method in interface org.rnorth.ducttape.circuitbreakers.Breaker

O

org.rnorth.ducttape - package org.rnorth.ducttape

org.rnorth.ducttape.circuitbreakers - package org.rnorth.ducttape.circuitbreakers

org.rnorth.ducttape.inconsistents - package org.rnorth.ducttape.inconsistents

org.rnorth.ducttape.ratelimits - package org.rnorth.ducttape.ratelimits

org.rnorth.ducttape.timeouts - package org.rnorth.ducttape.timeouts

org.rnorth.ducttape.unreliables - package org.rnorth.ducttape.unreliables

P

Preconditions - Class in org.rnorth.ducttape

Simple Preconditions check implementation.

Preconditions() - Constructor for class org.rnorth.ducttape.Preconditions

R

RateLimiter - Class in org.rnorth.ducttape.ratelimits

Base class for rate limiters.

RateLimiter() - Constructor for class org.rnorth.ducttape.ratelimits.RateLimiter

RateLimiterBuilder - Class in org.rnorth.ducttape.ratelimits

Builder for rate limiters.

ResultsNeverConsistentException - Exception in org.rnorth.ducttape.inconsistents

Exception caused by a failure to obtain consistent results.

ResultsNeverConsistentException(String, long) - Constructor for exception org.rnorth.ducttape.inconsistents.ResultsNeverConsistentException

ResultsNeverConsistentException(long) - Constructor for exception org.rnorth.ducttape.inconsistents.ResultsNeverConsistentException

RetryCountExceededException - Exception in org.rnorth.ducttape

Indicates repeated failure of an UnreliableSupplier

RetryCountExceededException(String, Exception) - Constructor for exception org.rnorth.ducttape.RetryCountExceededException

retryUntilConsistent(int, int, TimeUnit, Callable<T>) - Static method in class org.rnorth.ducttape.inconsistents.Inconsistents

Retry invocation of a supplier repeatedly until it returns a consistent result for a sufficient time period.

retryUntilSuccess(int, TimeUnit, Callable<T>) - Static method in class org.rnorth.ducttape.unreliables.Unreliables

Call a supplier repeatedly until it returns a result.

retryUntilSuccess(int, Callable<T>) - Static method in class org.rnorth.ducttape.unreliables.Unreliables

Call a supplier repeatedly until it returns a result.

retryUntilTrue(int, TimeUnit, Callable<Boolean>) - Static method in class org.rnorth.ducttape.unreliables.Unreliables

Call a callable repeatedly until it returns true.

retryUntilTrue(int, Callable<Boolean>) - Static method in class org.rnorth.ducttape.unreliables.Unreliables

Call a callable repeatedly until it returns true.

S

setLastFailure(long) - Method in interface org.rnorth.ducttape.circuitbreakers.StateStore

setState(State) - Method in interface org.rnorth.ducttape.circuitbreakers.StateStore

State - Enum in org.rnorth.ducttape.circuitbreakers

StateStore - Interface in org.rnorth.ducttape.circuitbreakers

An external store for state which a Breaker can use.

storeStateIn(ConcurrentMap<String, Object>, String) - Method in class org.rnorth.ducttape.circuitbreakers.BreakerBuilder

Configure the breaker to use the provided Map to store its state.

storeStateIn(StateStore) - Method in class org.rnorth.ducttape.circuitbreakers.BreakerBuilder

Configure the breaker to use the provided StateStore to store its state.

T

TimeoutException - Exception in org.rnorth.ducttape

Indicates timeout of an UnreliableSupplier

TimeoutException(String, Exception) - Constructor for exception org.rnorth.ducttape.TimeoutException

TimeoutException(Exception) - Constructor for exception org.rnorth.ducttape.TimeoutException

Timeouts - Class in org.rnorth.ducttape.timeouts

Utilities to time out on slow running code.

Timeouts() - Constructor for class org.rnorth.ducttape.timeouts.Timeouts

timeSource(TimeSource) - Method in class org.rnorth.ducttape.circuitbreakers.BreakerBuilder

Use a TimeSource instance to track time elapsed since last failure.

tryDo(Runnable, Runnable, Runnable) - Method in interface org.rnorth.ducttape.circuitbreakers.Breaker

Do something, unless the breaker is in a broken state, in which case perform a fallback action.

tryDo(Runnable, Runnable) - Method in interface org.rnorth.ducttape.circuitbreakers.Breaker

Do something, unless the breaker is in a broken state, in which case perform a fallback action.

tryDo(Runnable) - Method in interface org.rnorth.ducttape.circuitbreakers.Breaker

Do something, unless the breaker is in a broken state, in which case do nothing.

tryGet(Callable<T>, Runnable, Supplier<T>) - Method in interface org.rnorth.ducttape.circuitbreakers.Breaker

Get the result of something, unless the breaker is in a broken state, in which case get a fallback value.

tryGet(Callable<T>, Supplier<T>) - Method in interface org.rnorth.ducttape.circuitbreakers.Breaker

Get the result of something, unless the breaker is in a broken state, in which case get a fallback value.

tryGet(Callable<T>) - Method in interface org.rnorth.ducttape.circuitbreakers.Breaker

Get the result of something, unless the breaker is in a broken state, in which case get a fallback value.

U

Unreliables - Class in org.rnorth.ducttape.unreliables

Utilities to support automatic retry of things that may fail.

Unreliables() - Constructor for class org.rnorth.ducttape.unreliables.Unreliables

V

valueOf(String) - Static method in enum org.rnorth.ducttape.circuitbreakers.State

Returns the enum constant of this type with the specified name.

values() - Static method in enum org.rnorth.ducttape.circuitbreakers.State

Returns an array containing the constants of this enum type, in the order they are declared.

W

withConstantThroughput() - Method in class org.rnorth.ducttape.ratelimits.RateLimiterBuilder

Configure the rate limiter to use a constant throughput strategy for rate limiting.

withRate(int, TimeUnit) - Method in class org.rnorth.ducttape.ratelimits.RateLimiterBuilder

Set the maximum rate that the limiter should allow, expressed as the number of invocations allowed in a given time period.

A B C D G I N O P R S T U V W