io.github.resilience4j.circuitbreaker.annotation

Annotation Type CircuitBreaker

@Retention(value=RUNTIME)
 @Target(value={METHOD,TYPE})
 @Documented
public @interface CircuitBreaker

This annotation can be applied to a class or a specific method. Applying it on a class is equivalent to applying it on all its public methods. The annotation enables backend monitoring for all methods where it is applied. Backend monitoring is performed via a circuit breaker. See CircuitBreaker for details. If using Spring, name and fallbackMethod can be resolved using Spring Expression Language (SpEL).

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
java.lang.String	name Name of the circuit breaker.

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
java.lang.String	fallbackMethod fallbackMethod method name.

Element Detail

name

public abstract java.lang.String name

Name of the circuit breaker. It can be SpEL expression. If you want to use first parameter of the method as name, you can express it #root.args[0], #p0 or #a0. And method name can be accessed via #root.methodName

Returns:

the name of the circuit breaker

fallbackMethod

public abstract java.lang.String fallbackMethod

fallbackMethod method name.

Returns:

fallbackMethod method name.

Default:

""