Appointment Class RequirementsThe appointment object shall have a required unique appointment ID string that cannot be longer than 10 characters. The appointment ID shall not be null and shall not be updatable.The appointment object shall have a required appointment Date field. The appointment Date field cannot be in the past. The appointment Date field shall not be null.Note: Use java.util.Date for the appointmentDate field and use before(new Date()) to check if the date is in the past.The appointment object shall have a required description String field that cannot be longer than 50 characters. The description field shall not be null.Appointment Service RequirementsThe appointment service shall be able to add appointments with a unique appointment ID.The appointment service shall be able to delete appointments per appointment ID.

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Answered: Appointment Class Requirements The…

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

Problem 1PE

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Appointment Class Requirements

The appointment object shall have a required unique appointment ID string that cannot be longer than 10 characters. The appointment ID shall not be null and shall not be updatable.
The appointment object shall have a required appointment Date field. The appointment Date field cannot be in the past. The appointment Date field shall not be null.
Note: Use java.util.Date for the appointmentDate field and use before(new Date()) to check if the date is in the past.
The appointment object shall have a required description String field that cannot be longer than 50 characters. The description field shall not be null.

Appointment Service Requirements

The appointment service shall be able to add appointments with a unique appointment ID.
The appointment service shall be able to delete appointments per appointment ID.

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