protected void tearDown() throws Exception {
  File file;
  file=new File(m_ExportFilenameData);
  if (file.exists())   file.delete();
  m_ExportFilenameData=null;
  super.tearDown();
}

protected void tearDown ( ) throws Exception { File file ; file = new File ( m_ExportFilenameData ) ; if ( file . exists ( ) ) file . delete ( ) ; m_ExportFilenameData = null ; super . tearDown ( ) ; }
called by junit after each test method
