code: private void cleanWorkArea() {
          File workareaDir = new File(serverOutputDir.getAbsolutePath(), "workarea");
          if (workareaDir.exists()) {
              cleanDir(workareaDir);
              log(MessageFormat.format(messages.getString("info.element.cleaned"), "workarea"));
          } else {
              log(MessageFormat.format(messages.getString("info.directory.noexist"), workareaDir.getAbsolutePath()));
          }
      }
docs: Delete every file/folder in the serverOutputDir/workarea dir.