code: public void setDocuments(FSArray v) {
      if (SourceFile_Type.featOkTst && ((SourceFile_Type)jcasType).casFeat_documents == null)
        jcasType.jcas.throwFeatMissing("documents", "de.julielab.jules.types.ace.SourceFile");
      jcasType.ll_cas.ll_setRefValue(addr, ((SourceFile_Type)jcasType).casFeatCode_documents, jcasType.ll_cas.ll_getFSRef(v));}
docs: setter for documents - sets
  @generated
  @param v value to set into the feature