@Override
      public boolean validate() throws ConfigurationException {
        String value = getValue();
        if (!StringUtil.isEmpty(value) && !PsiNameHelperImpl.getInstance().isQualifiedName(value)) {
          throw new ConfigurationException(JavaBundle.message("base.package.project.wizard.error.x.not.valid.package", value));
        }
        PropertiesComponent.getInstance().setValue(IJ_BASE_PACKAGE, value);
        return true;
      }
@Override
      public boolean validate()