import java.io.BufferedOutputStream;import java.io.File;import java.io.FileOutputStream;import java.io.PrintStream;public class Main {public static void main(String[] argv) {append(new File("c:\\a.txt"), "value");}public static void append(File aFile, String content) {try {PrintStream p = new PrintStream(new BufferedOutputStream(new FileOutputStream(aFile, true)));p.println(content);p.close();} catch (Exception e) {e.printStackTrace();System.err.println(aFile);}}}