code: public void setVoice(String v) {
      if (VerbFeats_Type.featOkTst && ((VerbFeats_Type)jcasType).casFeat_voice == null)
        jcasType.jcas.throwFeatMissing("voice", "de.julielab.jules.types.VerbFeats");
      jcasType.ll_cas.ll_setStringValue(addr, ((VerbFeats_Type)jcasType).casFeatCode_voice, v);}
docs: setter for voice - sets Voice
  @generated
  @param v value to set into the feature