create an Abstract class AbstractCat with the sameproperties and methods as Cat.... Create class AbstractCat. How to secure data?To protect it from direct access and manipulation from outside of the classwe need to make our instance data fields private. To let clients still manipulate data under our control we can provide thempublic getters and setters.. create getters, setters, constructors and toString(). Test AbstractCat class examplesecou...Circle.java음... 1 public class TestCat {34520 public static void main(String[] args) {A WNHO CO89232222101112131415 }}HeadsoriEmallPass.java// Test methodscatl.eat ();cat2.play();// Create two Cat instances using different constructorsCat cat1 = new Cat ("Whiskers", 3, "White", "Domestic");Cat cat2 = new Cat ("Smokey", 2);Averagescor...// Get the number of catsint numberOfCats = Cat.getNumberOfCats ();System.out.println("Number of cats:" + numberOfCats);Cat.java3"Bar examplesecou...1 public class Cat {234567891011120131415161718192002122232425026272829030313233340353637 1}◄// PropertiesString name;int age;String color;String type;}// Static variable to keep track of the number of catsstatic int numberOfCats = 0;Circle.java}// Constructorspublic Cat (String name, int age, String color, String type) {this.name = name;this.age = age;this.color = color;this.type = type;numberOfCats++; // Increment the count of cats when a new one is createdpublic Cat (String name, int age) {}HeadsOrTail...// Methodspublic void eat () {}this (name, age, "Unknown", "Domestic");}public void play() {System.out.println (name + is playing.");System.out.println (name + " is eating.");EmailPass.java// Static method to get the number of cats.public static int getNumberOfCats () {return numberOfCats;AverageScor...*Cat.java X*BankAccoun...WritableSmart InsertTestBankAcc...9:33: 202D

Answered: create an Abstract class AbstractCat…

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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Question

create an Abstract class AbstractCat with the same
properties and methods as Cat...
. Create class AbstractCat.
How to secure data?
To protect it from direct access and manipulation from outside of the class
we need to make our instance data fields private.
To let clients still manipulate data under our control we can provide them
public getters and setters.
. create getters, setters, constructors and toString()
. Test AbstractCat class

examplesecou...
Circle.java
음... 1 public class TestCat {
3
4
5
20 public static void main(String[] args) {
A WNHO CO
8
9
232222
10
11
12
13
14
15 }
}
Headsori
EmallPass.java
// Test methods
catl.eat ();
cat2.play();
// Create two Cat instances using different constructors
Cat cat1 = new Cat ("Whiskers", 3, "White", "Domestic");
Cat cat2 = new Cat ("Smokey", 2);
Averagescor...
// Get the number of cats
int numberOfCats = Cat.getNumberOfCats ();
System.out.println("Number of cats:
" + numberOfCats);
Cat.java
3
"Bar

examplesecou...
1 public class Cat {
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5
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8
9
10
11
120
13
14
15
16
17
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200
21
22
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250
26
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290
30
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340
35
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37 1
}
◄
// Properties
String name;
int age;
String color;
String type;
}
// Static variable to keep track of the number of cats
static int numberOfCats = 0;
Circle.java
}
// Constructors
public Cat (String name, int age, String color, String type) {
this.name = name;
this.age = age;
this.color = color;
this.type = type;
numberOfCats++; // Increment the count of cats when a new one is created
public Cat (String name, int age) {
}
HeadsOrTail...
// Methods
public void eat () {
}
this (name, age, "Unknown", "Domestic");
}
public void play() {
System.out.println (name + is playing.");
System.out.println (name + " is eating.");
EmailPass.java
// Static method to get the number of cats.
public static int getNumberOfCats () {
return numberOfCats;
AverageScor...
*Cat.java X*BankAccoun...
Writable
Smart Insert
TestBankAcc...
9:33: 202
D

Expert Solution

Step 1: Define the problem statement

The Java code asks to create a code abstract class for implementing the class Cat

The problem has 3 parts

Abstract class for Cat class
Cat class for implementing the method of eat and play
Create the Test class

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Solved in 5 steps with 5 images

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