WriterFactory wf = new FileWriterFactory(dir); mJoust = new SourceJavaOutputStream(wf); mDestDir = dir;
mJoust.setSourceDir(dir); mJoust.setCompilationDir(dir); mOutputDir = dir;
  public void setOutputDir(File dir) {    WriterFactory wf = new FileWriterFactory(dir);    mJoust = new SourceJavaOutputStream(wf);    mDestDir = dir;  }