newInterfaces.keySet().removeAll(oldInterfaces.keySet())

        if (newInterfaces.isEmpty()) {
            return null
        }

        List<String> changes = filterChangesToReport(newClass, newInterfaces)
        if (changes.isEmpty()) {
            return null
        }
        return acceptOrReject(c, changes, Violation.error(c, " introduces internal or incubating interfaces"))
    }

                eq++;
                return new String( in, eq, in.length - eq );
            }
        }

        return null;
    }

UniAddress[] addresses;
int addressIndex;

    UniAddress getAddress() throws UnknownHostException {
        if (addressIndex == 0)
            return getFirstAddress();
        return addresses[addressIndex - 1];
    }

  Cut<C> lowerBound() {
    return lowerBound;
  }

  Cut<C> upperBound() {
    return upperBound;
  }

  Object readResolve() {
    if (this.equals(ALL)) {
      return all();
    } else {
      return this;
    }
  }

  @SuppressWarnings("unchecked") // this method may throw CCE
  static int compareOrThrow(Comparable left, Comparable right) {
    return left.compareTo(right);
  }

			values.Values[i][idx] = v
		}
	}
	return
}

func hasReturning(tx *gorm.DB, supportReturning bool) (bool, gorm.ScanMode) {
	if supportReturning {
		if c, ok := tx.Statement.Clauses["RETURNING"]; ok {
			returning, _ := c.Expression.(clause.Returning)
			if len(returning.Columns) == 0 || (len(returning.Columns) == 1 && returning.Columns[0].Name == "*") {
				return true, 0
			}
			return true, gorm.ScanUpdate
		}
	}

    //                                                                             =======
    @Override
    public BadWordDbm asDBMeta() {
        return BadWordDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "bad_word";
    }

    // ===================================================================================

    //                                                                             =======
    @Override
    public FailureUrlDbm asDBMeta() {
        return FailureUrlDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "failure_url";
    }

    // ===================================================================================

    //                                                                             =======
    @Override
    public RelatedQueryDbm asDBMeta() {
        return RelatedQueryDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "related_query";
    }

    // ===================================================================================

    //                                                                             =======
    @Override
    public RequestHeaderDbm asDBMeta() {
        return RequestHeaderDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "request_header";
    }

    // ===================================================================================

    suite.addTest(
        SetTestSuiteBuilder.using(
                new TestStringSetGenerator() {
                  @Override
                  protected Set<String> create(String[] elements) {
                    return Sets.union(Sets.<String>newHashSet(), Sets.<String>newHashSet());
                  }
                })
            .named("empty U empty")
            .withFeatures(

            }
            return entity;
        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        return asJson(new ApiUpdateResponse().id(reqHeader.getId()).created(true).status(Status.OK).result());
    }