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• ServiceCallContext -  immutable user parameter map that will can be implicitly passed to the service (and interceptor) on every method call.
  

  Code Block
  language java theme RDark title ServiceCallContext.java collapse true
  public interface ServiceCallContext { public String attribute(String name); public byte[] binaryAttribute(String name); }

  
  

• ServiceCallInterceptor  - intercepts service method calls.
  

  Code Block
  language java theme RDark title ServiceCallInterceptor.java collapse true
  public interface ServiceCallInterceptor extends Serializable { // Called BEFORE the service method is executed. public default void onInvoke(String mtd, Object[] args, ServiceContext ctx) throws ServiceInterceptException { // No-op. }    // Called AFTER the service method is executed. public default void onComplete(String mtd, Object[] args, @Nullable Object res, ServiceContext ctx) throws ServiceInterceptException { // No-op. }    // Called when onInvoke, onComplete or service method throws an exception. public default void onError(String mtd, Object[] args, Throwable err, ServiceContext ctx) { // No-op. } }

  
  

• ServiceInterceptException - unchecked exception that is used to highlight the exception that occurred during method interception (not execution).

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