public String expandBody(MssCFGenContext genContext) {
    ICFLibAnyObj genDef;
    final String S_ProcName = "expandBody";

    if (genContext == null) {
      throw CFLib.getDefaultExceptionFactory()
          .newNullArgumentException(getClass(), S_ProcName, 1, "genContext");
    }

    genDef = genContext.getGenDef();
    if (genDef == null) {
      throw CFLib.getDefaultExceptionFactory()
          .newNullArgumentException(getClass(), S_ProcName, 0, "genContext.GenDef");
    }

    if (!(genDef instanceof ICFBamTableObj)) {
      throw CFLib.getDefaultExceptionFactory()
          .newUnsupportedClassException(getClass(), S_ProcName, "genDef", genDef, "ICFBamTableObj");
    }
    ICFBamTableObj tableObj = (ICFBamTableObj) genDef;

    ICFBamIndexObj primaryKeyIndex = MSSBamCFTableObj.getPrimaryKeyIndex(tableObj);

    String ret;
    if (primaryKeyIndex != null) {
      ret = "yes";
    } else {
      ret = "no";
    }

    return (ret);
  }
  /**
   * The core evaluation of ColumnInOwnerLookupRelation is also to determine if an index definition
   * is in an owner relation.
   *
   * <p>WORKING: Yes, I know. This should be a business method instead of copying the code in
   * ICFBamIndexObj and MSIsaGenBindColumnInOwnerLookupRelation.
   *
   * @param genDef to be considered
   * @return True if the column participates in an owner relation.
   */
  public static Boolean isColumnInContainerOrNamedLookupRelation(ICFLibAnyObj genDef) {

    ICFLibAnyObj focusDef;
    ICFBamTableObj tableDef;
    final String S_ProcName = "isColumnInContainerOrNamedLookupRelation";

    if (genDef instanceof ICFBamAtomObj) {
      ICFBamAtomObj atomDef = (ICFBamAtomObj) genDef;
      ICFLibAnyObj atomScopeDef = atomDef.getObjScope();
      tableDef = (ICFBamTableObj) atomScopeDef;
      focusDef = genDef;
    } else if (genDef instanceof ICFBamTableColObj) {
      ICFBamTableColObj tableColDef = (ICFBamTableColObj) genDef;
      ICFLibAnyObj tableColScopeDef = tableColDef.getObjScope();
      tableDef = (ICFBamTableObj) tableColScopeDef;
      focusDef = genDef;
    } else if (genDef instanceof ICFBamIndexColObj) {
      ICFBamIndexColObj indexColDef = (ICFBamIndexColObj) genDef;
      focusDef = indexColDef.getRequiredLookupColumn();
      if (focusDef instanceof ICFBamAtomObj) {
        tableDef = (ICFBamTableObj) ((ICFBamAtomObj) focusDef).getObjScope();
      } else if (focusDef instanceof ICFBamTableColObj) {
        tableDef = (ICFBamTableObj) ((ICFBamTableColObj) focusDef).getObjScope();
      } else {
        throw CFLib.getDefaultExceptionFactory()
            .newUnsupportedClassException(
                MSSBamCFGenBindColumnInContainerOrNamedLookupRelation.class,
                S_ProcName,
                "genContext.GenDef.LookupColumn",
                genDef,
                "ICFBamAtomObj, ICFBamTableColObj");
      }
    } else if (genDef instanceof ICFBamRelationColObj) {
      ICFBamRelationColObj relColDef = (ICFBamRelationColObj) genDef;
      ICFLibAnyObj columnDef = relColDef.getRequiredLookupFromCol();
      if (columnDef instanceof ICFBamAtomObj) {
        focusDef = columnDef;
        tableDef = (ICFBamTableObj) columnDef.getObjScope();
      } else if (columnDef instanceof ICFBamTableColObj) {
        focusDef = columnDef;
        tableDef = (ICFBamTableObj) columnDef.getObjScope();
      } else {
        throw CFLib.getDefaultExceptionFactory()
            .newUnsupportedClassException(
                MSSBamCFGenBindColumnInContainerOrNamedLookupRelation.class,
                S_ProcName,
                "genContext.GenDef.FromCol",
                genDef,
                "ICFBamAtomObj, ICFBamTableColObj");
      }
    } else {
      throw CFLib.getDefaultExceptionFactory()
          .newUnsupportedClassException(
              MSSBamCFGenBindColumnInContainerOrNamedLookupRelation.class,
              S_ProcName,
              "genContext.GenDef",
              genDef,
              "ICFBamAtomObj, ICFBamTableColObj, ICFBamIndexColObj, ICFBamRelationColObj");
    }

    List<ICFBamRelationObj> containerNamedLookupRelations =
        MSSBamCFTableObj.getOwnerContainerNamedLookupChainRelations(tableDef);
    if ((containerNamedLookupRelations == null)
        || ((containerNamedLookupRelations != null)
            && (containerNamedLookupRelations.size() == 0))) {
      return (false);
    }

    ListIterator<ICFBamRelationObj> ownerEnumerator = containerNamedLookupRelations.listIterator();

    ICFBamRelationObj ownerRelation;
    ICFBamRelationColObj ownerRelationCol;
    ICFBamIndexColObj indexCol;
    Iterator<ICFBamRelationColObj> ownerRelationCols;

    while (ownerEnumerator.hasNext()) {

      ownerRelation = ownerEnumerator.next();
      ownerRelationCols = ownerRelation.getOptionalComponentsColumns().iterator();
      while (ownerRelationCols.hasNext()) {
        ownerRelationCol = ownerRelationCols.next();
        indexCol = ownerRelationCol.getRequiredLookupFromCol();
        if (indexCol.getRequiredLookupColumn() == focusDef) {
          return (true);
        }
      }
    }

    return (false);
  }