Customer This class should now implement the Comparable interface. Customer instances should be ordered by their last name, then first name, and finally the name of their associated building. toString() - Add this method that returns a String with the following format: , Reading This class should now implement the Comparable interface. Reading instances should be ordered by their timestamp. XmlHandler The following methods should be updated: startElement() - The handler logic should be modified such that it can now create and associate Customer, Building, Room, Device, and Reading objects. endElement() - Modify this method such that the current customer instance is added to the ArrayList of customers when a closing customer element is encountered.    No hand written and fast answer please

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Customer

This class should now implement the Comparable interface. Customer instances should be ordered by their last name, then first name, and finally the name of their associated building.

toString() - Add this method that returns a String with the following format: <lastName>, <firstName>

Reading

This class should now implement the Comparable interface. Reading instances should be ordered by their timestamp.

XmlHandler

The following methods should be updated:

startElement() - The handler logic should be modified such that it can now create and associate Customer, Building, Room, Device, and Reading objects.

endElement() - Modify this method such that the current customer instance is added to the ArrayList of customers when a closing customer element is encountered. 

 

No hand written and fast answer please 

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