Interface HK2Invocation

  • All Known Implementing Classes:
    ConstructorInterceptorHandler.ConstructorInvocationImpl, MethodInterceptorHandler.MethodInvocationImpl

    public interface HK2Invocation
    This is an interface that is also implemented by the MethodInvocation object passed to the invoke method of MethodInterceptor and the ConstructorInvocation object passed to the invoke method of ConstructorInterceptor. It allows HK2 users of the AOP interception feature to easily pass data between interceptors on the same invocatio stack
    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      java.lang.Object getUserData​(java.lang.String key)
      Gets the user data associated with the given key
      void setUserData​(java.lang.String key, java.lang.Object data)
      Sets the user data to be associated with the invocation frame.
    • Method Detail

      • setUserData

        void setUserData​(java.lang.String key,
                         java.lang.Object data)
        Sets the user data to be associated with the invocation frame. The key may not be null. If data is null then the data associated with the key is removed
        Parameters:
        key - a non-null identifier for user data to be associated with the invocation frame
        data - possibly null data. If non-null it will replace any value previously associated with the key. If null it will remove the key from the map
      • getUserData

        java.lang.Object getUserData​(java.lang.String key)
        Gets the user data associated with the given key
        Parameters:
        key - The key for which to get data. May not be null
        Returns:
        The user data previously associated with this key, or null if there was no user data associated with this key