Error Handling

Question 1

What is onErrorPropagate?

Answer 1

It’s error in and error out doesn’t modify the error if thrown from validation and throws the error as it is.

Question 2

What is onErrorContinue?

Answer 2

It’s error in and success out

Question 3

Which all levels we can handle errors?

Answer 3

Processor level, Flow level, Global error handler

Question 4

What is the breakup of ErrorType?

Answer 4

ErrorType can be broken into Namespace and Identifier.

Question 5

What are Mule Error Wrapper?

Answer 5

In Mule4 all errors are error wrappers around Java errors

Question 6

How to create Global Error Handler?

Answer 6

We can configure Global Error Handler by configuring the global element configuration and then specifying the global configuration path

Question 7

In error type APIKIT:BAD_REQUEST what is error Identifier and error namespace?

Answer 7

In APIKIT:BAD_REQUEST error namespace is APIKIT and error namespace is BAD_REQUEST

Question 8

What are the error scopes of main routing flow?

Answer 8

APIKIT:BAD_REQUEST: 400, 
APIKIT:NOT_FOUND: 404
APIKIT:METHOD_NOT_ALLOWED: 405
APIKIT:NOT_ACCEPTABLE: 406
APIKIT:UNSUPPORTED_MEDIA_TYPE: 415
APIKIT:NOT_IMPLEMENTED: 501

Question 9

What is the status code of APIKIT:BAD_REQUEST

Answer 9

400

Question 10

What is the status code of APIKIT:NOT_FOUND

Answer 10

404

Question 11

What is the status code of APIKIT:METHOD_NOT_ALLOWED

Answer 11

405

Question 12

What is the status code of APIKIT:NOT_ACCEPTABLE

Answer 12

406

Question 13

What is the status code of APIKIT:UNSUPPORTED_MEDIA_TYPE

Answer 13

415

Question 14

What is the status code of APIKIT:NOT_IMPLEMENTED

Answer 14

501

Question 15

What are different types of Application errors in Mule?

Answer 15

Messaging error and System error

Question 16

How to add reliability to an outbound request?

Answer 16

Reconnection Strategy

Question 17

When do we use custom error types in Mule?

Answer 17

Whenever we want to customize the error we are throwing.