As you see in the given UML diagram above, the attributes and method names of Rectangle are hidden. In what case, you will make a class hidden? What is dependency relationship in UML? Can you write any example code in Java?

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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The main window of the application
Abstract entity
entity
Frame
class
Shape
centity
Window
draw()
Ferase()
move()
eresize()
sentity
Event
Fopen()
+close()
+move()
-display()
handelEvent()
Control class
«boundary»
ConsoleWindow
eboundary»
DialogBox
centity
Circle
centity
centity
Rectangle Polygon
radius : float
center : unsigned int
Farea(in radius : float) : double
circum()
setCenter()
setRadius()
econtrol
DrawingContext
controle
DataController
SetPoint()
+clearScreen()
getverticalSize()
getHorizontalSize()
Boundary class
centity
Point
As you see in the given UML diagram above, the attributes and method names of
Rectangle are hidden. In what case, you will make a class hidden?
What is dependency relationship in UML? Can you write any example code in Java?
Transcribed Image Text:The main window of the application Abstract entity entity Frame class Shape centity Window draw() Ferase() move() eresize() sentity Event Fopen() +close() +move() -display() handelEvent() Control class «boundary» ConsoleWindow eboundary» DialogBox centity Circle centity centity Rectangle Polygon radius : float center : unsigned int Farea(in radius : float) : double circum() setCenter() setRadius() econtrol DrawingContext controle DataController SetPoint() +clearScreen() getverticalSize() getHorizontalSize() Boundary class centity Point As you see in the given UML diagram above, the attributes and method names of Rectangle are hidden. In what case, you will make a class hidden? What is dependency relationship in UML? Can you write any example code in Java?
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