code: public String getCasId() {
      if (ProcessingStep_Type.featOkTst && ((ProcessingStep_Type)jcasType).casFeat_casId == null)
        jcasType.jcas.throwFeatMissing("casId", "edu.cmu.lti.oaqa.framework.types.ProcessingStep");
      return jcasType.ll_cas.ll_getStringValue(addr, ((ProcessingStep_Type)jcasType).casFeatCode_casId);}
docs: getter for casId - gets
  @generated