CircuitBreakerExecutor

java.lang.Object
- dev.failsafe.spi.PolicyExecutor<R>
- - dev.failsafe.internal.CircuitBreakerExecutor<R>

Type Parameters:

R - result type
```
public class CircuitBreakerExecutor<R>
extends PolicyExecutor<R>
```
A PolicyExecutor that handles failures according to a CircuitBreaker.

Field Summary

Fields
Modifier and Type Field Description

private CircuitBreakerImpl<R> circuitBreaker

Constructor Summary

Constructors
Constructor Description

CircuitBreakerExecutor(CircuitBreakerImpl<R> circuitBreaker, int policyIndex)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected ExecutionResult<R>`	`onFailure(ExecutionContext<R> context, ExecutionResult<R> result)`	Performs post-execution handling for a `result` that is considered a failure according to `PolicyExecutor.isFailure(ExecutionResult)`, possibly creating a new result, else returning the original `result`.
`void`	`onSuccess(ExecutionResult<R> result)`	Performs post-execution handling for a `result` that is considered a success according to `PolicyExecutor.isFailure(ExecutionResult)`.
`protected ExecutionResult<R>`	`preExecute()`	Called before execution to return an alternative result or exception such as if execution is not allowed or needed.

Methods inherited from class dev.failsafe.spi.PolicyExecutor
apply, applyAsync, getPolicyIndex, isFailure, onFailureAsync, postExecute, postExecuteAsync, preExecuteAsync

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - circuitBreaker
```
private final CircuitBreakerImpl<R> circuitBreaker
```
- Constructor Detail
  - CircuitBreakerExecutor
```
public CircuitBreakerExecutor(CircuitBreakerImpl<R> circuitBreaker,
                              int policyIndex)
```
- Method Detail
  - preExecute
```
protected ExecutionResult<R> preExecute()
```
    Description copied from class: PolicyExecutor
    
    Called before execution to return an alternative result or exception such as if execution is not allowed or needed.
    
    Overrides:
    
    preExecute in class PolicyExecutor<R>
  - onSuccess
```
public void onSuccess(ExecutionResult<R> result)
```
    Description copied from class: PolicyExecutor
    
    Performs post-execution handling for a result that is considered a success according to PolicyExecutor.isFailure(ExecutionResult).
    
    Overrides:
    
    onSuccess in class PolicyExecutor<R>
  - onFailure
```
protected ExecutionResult<R> onFailure(ExecutionContext<R> context,
                                       ExecutionResult<R> result)
```
    Description copied from class: PolicyExecutor
    
    Performs post-execution handling for a result that is considered a failure according to PolicyExecutor.isFailure(ExecutionResult), possibly creating a new result, else returning the original result.
    
    Overrides:
    
    onFailure in class PolicyExecutor<R>