FileWriter fw = null;

try
{
fw = new FileWriter("test.txt", true);
fw.write("This line appended to file!");
}

import java.io.FileWriter;
import java.io.FileNotFoundException;
import java.io.IOException;

public class SolutionXX {
public static void main(String[] args) throws IOException {

FileWriter fw = null;

try
{
fw = new FileWriter("test.txt", true);
fw.write("This line appended to file!");
}

catch (FileNotFoundException e) { System.out.println("FNF"); }
catch (IOException e) { System.out.println("IOE"); }
catch (Exception e) { System.out.println("E"); }
finally { if (fw != null) fw.close(); }
}
}

PrintWriter pw = null;

try
{
pw = new PrintWriter(new BufferedWriter(new FileWriter("test.txt", true)));
pw.print("This line appended to file!");
}

import java.io.FileWriter;
import java.io.BufferedWriter;
import java.io.PrintWriter;
import java.io.FileNotFoundException;
import java.io.IOException

public class SolutionXX {
public static void main(String[] args) throws IOException {

PrintWriter pw = null;

try
{
pw = new PrintWriter(new BufferedWriter(new FileWriter("test.txt", true)));
pw.print("This line appended to file!");
}

catch (FileNotFoundException e) { System.out.println("FNF"); }
catch (IOException e) { System.out.println("IOE"); }
catch (Exception e) { System.out.println("E"); }
finally { if (pw != null) pw.close(); }
}
}