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Diagram 4.2.gif (7564 bytes)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.2.1.  Compare Dates: This process compares the due date on the checkout card with the due date on the patron's record in the patron file.  If they match, the process outputs the correct checkout card and the verified due date for the book.

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4.2.2.  Update Book Info: The verified checkout card is updated to reflect the new due date when the book is renewed.

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4.2.3.  Check for Overdue Date: This process simply checks the due date against the current date to make sure the patron is not renewing an overdue book.

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4.2.4.  Calculate Fine: If the book is overdue, a fine amount is determined by multipying ten cents by the number of days the book is overdue.

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4.2.5.  Collect Fine: Here the patron pays the fine or else the patron's account balance is updated to reflect the fine amount.

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