SampleCodes/Java-Programs/Encapsulation/Book.java at main · ajacreations/SampleCodes · GitHub

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Create a class Author with the following information.

Member variables : name (String), email (String), and gender (char)

Parameterized Constructor: To initialize the variables

Create a class Book with the following information.

Member variables : name (String), author (of the class Author you have just created), price (double),

and qtyInStock (int)

[Assumption: Each book will be written by exactly one Author]

Parameterized Constructor: To initialize the variables

Getters and Setters for all the member variables

In the main method, create a book object and print all details of the book (including the author

details)

class Author

{

private String name,email;

private char gender;

Author(String name,String email,char gender)

{

this.name=name;

this.email=email;

this.gender=gender;

}

String getAuthorName()

{

return name;

}

char getGender()

{

return gender;

}

String getEmail()

{

return email;

}

class Book

{

String name;

Author author;

double price;

int qtyInStock;

Book(String name,double price,int qtyInStock,Author author)

{

this.name=name;

this.price=price;

this.qtyInStock=qtyInStock;

this.author=author;

}

Author getAuthor()

{

return author;

}

String getName()

{

return name;

}

double getPrice()

{

return price;

}

int getQty()

{

return qtyInStock;

}

void showDetails()

{

System.out.println("Book Details");

System.out.println("------------");

System.out.println("Book Name: "+getName());

System.out.println("Author Name: "+getAuthor().getAuthorName());

System.out.println("Author Details: "+getAuthor().getEmail()+"\tGender: "+getAuthor().getGender());

System.out.println("Price: "+getPrice());

System.out.println("Quantity in Stock:"+getQty());

System.out.println("--------------------------------------\n");

}

public static void main(String[] args)

{

Author author=new Author("Chethan Bhagat","chethan@gmail.com",'m');

Book b=new Book("Five Point Someone",175,10,author);

b.showDetails();

Author author2=new Author("George R.R. Martin","grrm@gmail.com",'m');

Book b2=new Book("Clash of Kings",1400,5,author2);

b2.showDetails();

}

SampleCodes/Java-Programs/Encapsulation/Book.java at main · ajacreations/SampleCodes · GitHub

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