Write To File

import java.io.File;
import java.io.FileWriter;
import java.io.BufferedWriter;
import java.io.IOException;

public class fileWriterExample {

    public static void main(String[] args) {
        // TODO Auto-generated method stub

        try
        { // beginning of try
            String content = "computer science is cool ";
            File file = new File("C:\\Users\\Oona\\My Documents\\dataFileExample.txt");

            if(!file.exists())
            {
                file.createNewFile();
            }

            FileWriter fw = new FileWriter(file,true);
            BufferedWriter bw = new BufferedWriter(fw);
            bw.write(content);
            bw.close();

            System.out.println("Data successfully appended at the end of file");
        } // end of try

        catch(IOException ioe)
        {
            System.out.println("Exception occurred:");
        }

    } //class ends

} //program ends