protected boolean checkMissingPredictors(int type, int percent) {
protected boolean checkMissingPredictors(int type, int percent, boolean allowFail) {
  protected boolean checkMissingPredictors(int type, int percent) {    boolean[]     result;        result = m_Tester.canHandleMissing(        m_NominalPredictors[type],         m_NumericPredictors[type],         m_StringPredictors[type],         m_DatePredictors[type],         m_RelationalPredictors[type],         m_multiInstanceHandler,         type,        true,        false,        percent);    if (!result[0] && !result[1])      fail("Error handling " + percent + "% missing predictors ("           + getClassTypeString(type) + " class)!");        return result[0];  }