import java.io.File; import java.io.PrintWriter; import java.io.FileOutputStream; public class IO { public static void main(String args[]) { System.out.println("** Starting test rig for IO..."); File f = new File("/tmp/log.txt"); System.out.println(" f = " + f); PrintWriter pw = null; try { FileOutputStream fos = new FileOutputStream(f); System.out.println(" fos = " + fos); pw = new PrintWriter(fos, true); System.out.println(" pw = " + pw); } catch (java.io.IOException ex) { System.out.println(" ex = " + ex); System.exit(-1); } pw.println("Testing more file output, overwriting old file."); pw.close(); } }