io.github.resilience4j.bulkhead.annotation

Annotation Type Bulkhead

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

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. 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 bulkhead.

Optional Element Summary

Optional Elements

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

Element Detail

name

public abstract java.lang.String name

Name of the bulkhead. 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 bulkhead

fallbackMethod

public abstract java.lang.String fallbackMethod

fallbackMethod method name.

Returns:

fallbackMethod method name.

Default:

""

type

public abstract Bulkhead.Type type

Returns:

the bulkhead implementation type (SEMAPHORE or THREADPOOL)

Default:

io.github.resilience4j.bulkhead.annotation.Bulkhead.Type.SEMAPHORE