code: public void setDescriptorNameMajorTopic(boolean v) {
      if (MeshHeading_Type.featOkTst && ((MeshHeading_Type)jcasType).casFeat_descriptorNameMajorTopic == null)
        jcasType.jcas.throwFeatMissing("descriptorNameMajorTopic", "de.julielab.jules.types.MeshHeading");
      jcasType.ll_cas.ll_setBooleanValue(addr, ((MeshHeading_Type)jcasType).casFeatCode_descriptorNameMajorTopic, v);}
docs: setter for descriptorNameMajorTopic - sets see MeSH
  @generated
  @param v value to set into the feature