• One is to try to determine how to process the exception (in the catch clauses).
• Another is to eventually present the exception to the user (getMessage(), getLocalizedMessage()).
• Another is to add information passed to the caller (adding attributes by subclassing).
• And, another is to represent the cause of the exception for the developer (for debugging).

The Requirements

• Determining How to Process the Exception
• Present the Error to the User
• Pass Additional Information to the Caller
• Representing the Cause of the Error for the Developer

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