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प्रश्न
Define a class named movieMagic with the following description:
Instance variables/data members:
int year — to store the year of release of a movie.
String title — to-store the title of the movie
float rating — to store the popularity rating of the movie
(minimum rating=0.0 and maximum rating=5.0)
Member methods:
(i) movieMagic() Default constructor to initialize numeric data members to 0 and String data member to “ ”.
(ii) void accept() To input and store year, title and rating.
(iii) void display() To display the title of a movie and a message based on the rating as per the table below.
| Rating | Message to be displayed |
| 0.0 to 2.0 | Flop |
| 2.1 to 3.4 | Semi-hit |
| 3.5 to 4.5 | Hit |
| 4.6 to 5.0 | Super Hit |
Write a main method to create an object of the class and call the above member methods.
उत्तर
import java.io.*;
class movieMagic
{
int year;
String title;
float rating;
public movieMagic()
{
year=0;
title=" ";
rating=0.0;
}
void accept()throws IOException
{
InputStreamReaderIR=new InputStreamReader (System.in);
BufferedReader br=new BufferedReader(IR);
System.out.println("Enter the year of release :");
year=Integer.parseInt(br.readLine());
System.out.println("Enter the title of movie:");
title=br.readLine();
System.out.println("Enter the popularity rating :");
title=br.readLine();
Sysytem.out.println("Enter the popularity rating :");
rating=Float.parseFloat(br.readLine());
}
void display()
{
System.out.println("The title of movie is:" + title);
if(rating>=0.0 && rating <=2.0)
{
System.out.println("Flop");
}
else if(rating>=2.1 && rating <=3.4)
{
System.out.println("Semi-hit");
}
else if(rating>=3.5 && rating<=4.5)
{
System.out.println("Hit");
}
else if (rating>=4.6 && rating <= 5.0)
{
System.out.println("Super Hit");
}}
public static void main ( ) throwsIoException
{
movieMagic obj=new movieMagic();
obj.accept();
obj.display();
}
}
Variable Description:
| S.No. | Variable Name | Data type | Purpose |
| 1. | year | int | to store the year of release of the movie. |
| 2. | title | string | to store the title of movie |
| 3. | rating | float | to store popularity rating of the movie |
| 4. | IR | — | for input stream reader |
| 5. | br | — | for buffered reader |
| 6. | obj | — | for object of the class |
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