static {
   try {
     DOMConfigurator.configure(PathUtils.getRealPath("classpath:log4j.xml"));
     CONFIGS.load(new FileInputStream(PathUtils.getRealPath("classpath:sstk.properties")));
   } catch (Exception e) {
     e.printStackTrace();
   }
 }
public class MailSenderTest {

  private static final String WORK_DIR = PathUtils.getAppDir(Service.class);
  private static final Properties CONFIGS = new Properties();

  static {
    try {
      DOMConfigurator.configure(PathUtils.getRealPath("classpath:log4j.xml"));
      CONFIGS.load(new FileInputStream(PathUtils.getRealPath("classpath:sstk.properties")));
    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  public static void main(String[] args) {
    MailSender sender = new MailSender(CONFIGS);
    sender.sendFrom("simple send to kindle", "d:\\error");
  }
}