PPT Slide

This will result in a compile-time error because method getNextCustomer must:

• catch exception QueueEmptyException, or 

• declare that QueueEmptyException propagates upwards

Thus, we can repair getNextCustomer in one of two ways:

• Option 1: have it catch exception QueueEmptyException

• Option 2: have it declare that this method allows QueueEmptyException to propagate

Exceptions: Example (cont’d)

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