java programming

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Provide a class called Letter for authoring a simple letter. The letter class has three data fields, the name of the sender, the name of the recipient, a body of the letter.
1. Supply the class constructors (default , and overloaded )
2. Supply a method.
Public void addLine (String Line)

To add a line of text to the body of the letter
The addLine method should through an exception if the line is empty.
3. Supply a method.
Public String getText()

That returns the entire text of the letter.The text has the form :
Dear recipient name:
Blank Line
First line of the body
Second line of the body

Last line of the body
Blank line
Sincerely,
Blank line
Sender name
4. Also supply a program LetterPrinter that asks the user to enter lines of text nd verifies that the lines are not empty and prints the following letter :
Dear teacher:
Line supplied by the user
Line supplied by the user

Sincerely,
Student name

  • java programming -

    This is the code what i tried but its not thw thing i want

    import javax.swing.*;
    public class Letter
    {

    private String sendername;
    private String recipientname;
    private String bodyletter;

    public static void sender (String nsender)
    {
    String name= "a";

    }

    public static void recipient (String nrecipient)
    {
    String name= "b";
    }

    public static void letter (String bletter)
    {
    String letter="Studentletter";
    }

    public static void addLine (String line)
    {
    String linea=" ";
    }

    public String getText()
    {
    String body= "Dear natasha";
    //System.out.println(body);
    String line2 =" ";
    //System.out.println(line2);
    String line3=" Student of java class";
    // System.out.println(line3);
    String line4="question";
    // System.out.println(line4);
    String line5="sincerely";
    //System.out.println(line5);
    String line6=" ";
    //System.out.println(line6);
    String line7="john";
    // System.out.println(line7);
    String n =body+ "\n "+ line2 + "\n" + line3 + "\n" + line4 + "\n" + line5 + "\n" + line6 + "\n" + line7;
    //return n ;
    return getText();
    }
    public static void letterPrinter()
    {
    String s1="Dear Teacher !";
    String user="I am a student of class java.";
    String s= s1 + "\n" + user;
    System.out.println(s);

    String ns ="Sincerely ,";
    String line6=" ";
    System.out.println(line6);

    String student = "b";
    String a =ns +"\n" + student;
    System.out.println(a);



    }
    public static void main(String[] args)
    {


    letterPrinter();

    }

    }

  • java programming -

    Here are some java programming tutorials that I hope will help you and don't forget the Related Questions down below:

    http://search.yahoo.com/search?fr=mcafee&p=java+programming+tutorials

    Sra

  • java programming -

    What does happen?

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