com.mulesoft.anypoint.backoff.state

Class State

java.lang.Object

com.mulesoft.anypoint.backoff.state.State

Direct Known Subclasses:

Error, Stable, Unstable

public abstract class State
extends Object

Defines a Backoff state, that can evolve into another one depending on the BackoffBarrier. Each State knows the delay it represents. Also, it can be configured ro run a closure once depending on its State: Stable/Unstable.

Field Summary

Fields

Modifier and Type	Field and Description
protected BackoffBarrier	backoffBarrier
protected BackoffConfiguration	configuration
protected Optional<Runnable>	errorClosure
protected static org.slf4j.Logger	LOGGER
protected Optional<Runnable>	stableClosure
protected Optional<Runnable>	unstableClosure

Constructor Summary

Constructors

Constructor and Description
State(BackoffConfiguration configuration, BackoffBarrier backoffBarrier)

Method Summary

Modifier and Type	Method and Description
abstract com.mulesoft.mule.runtime.gw.api.time.period.Period	delay()
abstract State	go() Executes the configured closure.
State	ifError(Runnable closure) Configures a closure to be executed only once if this State is Error.
State	ifUnstable(Runnable closure) Configures a closure to be executed only once if this State is Unstable.
abstract State	log() Logs current state.
abstract State	next(SessionMetadata sessionMetadata) Defines the next state given a SessionMetadata.
State	otherwise(Runnable closure) Configures a closure to be executed only once if this State is Stable.
protected State	resetClosures()

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

configuration

protected BackoffConfiguration configuration

backoffBarrier

protected BackoffBarrier backoffBarrier

unstableClosure

protected Optional<Runnable> unstableClosure

stableClosure

protected Optional<Runnable> stableClosure

errorClosure

protected Optional<Runnable> errorClosure

Constructor Detail

State

public State(BackoffConfiguration configuration,
             BackoffBarrier backoffBarrier)

Method Detail

next

public abstract State next(SessionMetadata sessionMetadata)

Defines the next state given a SessionMetadata.

Parameters:

sessionMetadata - last SessionMetadata.

Returns:

the next state

delay

public abstract com.mulesoft.mule.runtime.gw.api.time.period.Period delay()

Returns:

the Period of delay it represents.

ifUnstable

public State ifUnstable(Runnable closure)

Configures a closure to be executed only once if this State is Unstable. If not configured, and empty closure is defined.

Parameters:

closure - to execute.

Returns:

this.

ifError

public State ifError(Runnable closure)

Configures a closure to be executed only once if this State is Error. If not configured, and empty closure is defined.

Parameters:

closure - to execute.

Returns:

this.

otherwise

public State otherwise(Runnable closure)

Configures a closure to be executed only once if this State is Stable. If not configured, and empty closure is defined.

Parameters:

closure - to execute.

Returns:

this.

go

public abstract State go()

Executes the configured closure.

Returns:

this.

log

public abstract State log()

Logs current state.

Returns:

this.

resetClosures

protected State resetClosures()