}

    @Override
    protected <S extends T> DefaultNamedDomainObjectSet<S> filtered(Spec<String> nameFilter, CollectionFilter<S> elementFilter) {
        return Cast.uncheckedNonnullCast(getInstantiator().newInstance(DefaultNamedDomainObjectSet.class, this, nameFilter, elementFilter, getInstantiator(), getNamer()));
    }

    @Override

        } else if (o instanceof java.util.Date) {
            if (pattern != null) {
                return new Float(new SimpleDateFormat(pattern).format(o));
            }
            return new Float(((java.util.Date) o).getTime());
        } else {
            return toFloat(o.toString());
        }
    }

    private static Float toFloat(final String s) {
        if (StringUtil.isEmpty(s)) {
            return null;
        }

        } else if (o instanceof java.util.Date) {
            if (pattern != null) {
                return Byte.valueOf(new SimpleDateFormat(pattern).format(o));
            }
            return (byte) ((java.util.Date) o).getTime();
        } else if (o instanceof Boolean) {
            return ((Boolean) o) ? (byte) 1 : (byte) 0;
        } else {
            return toByte(o.toString());
        }
    }

        } else if (o instanceof java.util.Date) {
            if (pattern != null) {
                return new Double(new SimpleDateFormat(pattern).format(o));
            }
            return new Double(((java.util.Date) o).getTime());
        } else {
            return toDouble(o.toString());
        }
    }

    private static Double toDouble(final String s) {
        if (StringUtil.isEmpty(s)) {
            return null;
        }

        } else if (o instanceof java.util.Date) {
            if (pattern != null) {
                return Integer.valueOf(new SimpleDateFormat(pattern).format(o));
            }
            return (int) ((java.util.Date) o).getTime();
        } else if (o instanceof Boolean) {
            return ((Boolean) o) ? 1 : 0;
        } else {
            return toInteger(o.toString());
        }
    }

        } else if (o instanceof java.util.Date) {
            if (pattern != null) {
                return Short.valueOf(new SimpleDateFormat(pattern).format(o));
            }
            return (short) ((java.util.Date) o).getTime();
        } else if (o instanceof Boolean) {
            return ((Boolean) o) ? (short) 1 : (short) 0;
        } else {
            return toShort(o.toString());
        }
    }

    public void store(final DictionaryFile<? extends DictionaryItem> dictFile, final File file) {
        getDictionaryFile(dictFile.getId()).ifPresent(currentFile -> {
            if (currentFile.getTimestamp().getTime() > dictFile.getTimestamp().getTime()) {
                throw new DictionaryException(dictFile.getPath() + " was updated.");
            }

            // TODO use stream

            cal.set(Calendar.HOUR_OF_DAY, 0);
            cal.set(Calendar.MINUTE, 0);
            cal.set(Calendar.SECOND, 0);
            cal.set(Calendar.MILLISECOND, 0);

            if (cal.getTime().after(lastModified)) {
                checkForUpdates = true;
            }
        } else if (updatePolicy.startsWith(UPDATE_POLICY_INTERVAL)) {

        }
        return true;
    }

    private void createServiceRegistry(TypeElement serviceAnnotation, RoundEnvironment roundEnv) throws IOException {
        Filer filer = processingEnv.getFiler();
        // tag::aggregating-annotation-processor[]
        JavaFileObject serviceRegistry = filer.createSourceFile("ServiceRegistry");
        Writer writer = serviceRegistry.openWriter();

    private final Object details;

    public OperationProgressEvent(long time, @Nullable Object details) {
        this.time = time;
        this.details = details;
    }

    public long getTime() {
        return time;
    }

    @Nullable
    public Object getDetails() {
        return details;
    }