The document discusses how the Groovy component will throw an "org.mule.component.ComponentException" exception when hitting a request from Postman, which will be caught by the catch block. The "exception-type-filter" will match the exception type and pass if they match, failing silently otherwise. The response will indicate the exception was thrown of type "org.mule.component.ComponentException".

5. If you Hit any request from postman. Groovy component will throw an exception of type
“org.mule.component.ComponentException” which will be caught by Catch Block.
“exception-type-filter” will match the exception type with Expected Type and if it matches then Filter will
PASS else it will FAIL silently without proceeding further.
And you will get a success response as “Exception thrown of type
“org.mule.component.ComponentException !!!”