Grade 12 computer science about inherritencePlease write in Java languageHere is the questionCreate an Essay class that inherits the Document class. The Essay class should include member constants MIN_WORDS and MAX_WORDS. An essay should be between 1500 and 3000 words. The Essay class should also contain a member method validLength(), which returns true when the Essay object contains between MIN_WORDS and MAX_WORDS and false otherwise.Thank you very much 1 public class Document {private int words;4public Document () {words = 0;//default words}78public void setWords (int numWords) {wordsnumWords;=10}1112public int calculatePages () {13final int WORDS PER PAGE300;14int pages;2.3. }7public void setWords (int numWords) {9.words = numWords;10}1112public int calculatePages (){13final int WORDS PER PAGE = 300;14int pages;1516pages = words / WORDS PER PAGE;17if (words % WORDS PER PAGE > 0) {18pages += 1;19}20return (pages);21}222324public int getWords () {25return (words);26}27}28

Answer: Programming code: /** * Document class. */ public class Document { private int words; /** *…

Answered: Grade 12 computer science about…

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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Grade 12 computer science about inherritence

Please write in Java language

Here is the question

Create an Essay class that inherits the Document class. The Essay class should include member constants MIN_WORDS and MAX_WORDS. An essay should be between 1500 and 3000 words. The Essay class should also contain a member method validLength(), which returns true when the Essay object contains between MIN_WORDS and MAX_WORDS and false otherwise.

Thank you very much

1 public class Document {
private int words;
4
public Document () {
words = 0;
//default words
}
7
8
public void setWords (int numWords) {
words
numWords;
=
10
}
11
12
public int calculatePages () {
13
final int WORDS PER PAGE
300;
14
int pages;
2.
3.

}
7
public void setWords (int numWords) {
9.
words = numWords;
10
}
11
12
public int calculatePages ()
{
13
final int WORDS PER PAGE = 300;
14
int pages;
15
16
pages = words / WORDS PER PAGE;
17
if (words % WORDS PER PAGE > 0) {
18
pages += 1;
19
}
20
return (pages);
21
}
22
23
24
public int getWords () {
25
return (words);
26
}
27
}
28

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