Package io.github.resilience4j.bulkhead.annotation

Annotation Type Bulkhead

@Retention(RUNTIME)
@Target({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 Description
    java.lang.String name
    Name of the bulkhead.

  • Optional Element Summary

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

  • Element Details

    • name

      java.lang.String name
      Name of the bulkhead. It can be SpEL expression. If you want to use the first parameter of the method as name, you can express it as #root.args[0], #p0 or #a0. The method name can be accessed via #root.methodName. To invoke a method on a Spring bean, pass @yourBean.yourMethod(#a0).
      Returns:
      the name of the bulkhead

    • fallbackMethod

      java.lang.String fallbackMethod
      fallbackMethod method name.
      Returns:
      fallbackMethod method name.
      Default:
      ""

    • type

      Bulkhead.Type type
      Returns:
      the bulkhead implementation type (SEMAPHORE or THREADPOOL)
      Default:
      SEMAPHORE