Explain try and catch block briefly?

To handle exception/error we use try and catch block with the use of sequence.

Remember Exit on

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SUCCESS or FAILURE

Exit on Success: If there is error in any subordinate service it will be run.

Service1

Service2

Service3 (here is error)

Service4

Exit on Success will run only 1 services.

Exit on Failure: It will exit on that service which has any error.

Service1

Service2

Service3 (here is error)

Service4

Exit on Failure will run only Service1 and Service2.

Syntax:

Sequence (Main Block) [EXIT ON: SUCCESS]

Sequence (Try Block) [EXIT ON: FAILURE]

Sequence (Catch Block) [EXIT ON: DONE]