}

    /**
     * 配列が{@literal null}でも長さが0でもない場合は{@literal true}を返します。
     *
     * @param arrays
     *            配列
     * @return 配列が{@literal null}でも長さが0でもない場合は{@literal true}
     */
    public static boolean isNotEmpty(final short[] arrays) {
        return arrays != null && arrays.length != 0;
    }

    /**

            if (labelValueMap != null) {
                return labelValueMap.get(value);
            }
            return null;
        }).orElse(value);
    }

    public static Date date(final Long value) {
        if (value == null) {
            return null;
        }
        return new Date(value);
    }

        // v1-->v2
        graph.addEdge(v1, v2, new MetadataGraphEdge("1.1", true, null, null, 2, 1));
        graph.addEdge(v1, v2, new MetadataGraphEdge("1.2", true, null, null, 2, 2));

        // v1-->v3
        graph.addEdge(v1, v3, new MetadataGraphEdge("1.1", true, null, null, 2, 1));
        graph.addEdge(v1, v3, new MetadataGraphEdge("1.2", true, null, null, 4, 2));

        // v3-->v4

                    e.getLocation().getColumnNumber(),
                    e);
        }
    }

    private boolean isStrict(Map<String, ?> options) {
        Object value = (options != null) ? options.get(IS_STRICT) : null;
        return value == null || Boolean.parseBoolean(value.toString());
    }

        existNextPage = false;
        pageSize = getDefaultPageSize();
        currentPageNumber = getDefaultCurrentPageNumber();

        id = null;
        suggestWord = null;
        boost = null;
        createdBy = null;
        createdTime = null;
        versionNo = null;

    }

    protected int getDefaultCurrentPageNumber() {
        return DEFAULT_CURRENT_PAGE_NUMBER;
    }

     * @return A function that applies each function in the collection in order until a non-null result is found.
     *         If all functions return null, the composite function returns null.
     *
     * @throws NullPointerException if the input collection is null or contains null elements.
     */
    static Function<String, String> chain(Collection<? extends Function<String, String>> functions) {

            long id = 0;
            String line = null;
            while ((line = reader.readLine()) != null) {
                if (line.length() == 0 || line.charAt(0) == '#') {
                    if (updater != null) {
                        updater.write(line);
                    }
                    continue; // ignore empty lines and comments

            long id = 0;
            String line = null;
            while ((line = reader.readLine()) != null) {
                if (line.length() == 0 || line.charAt(0) == '#') {
                    if (updater != null) {
                        updater.write(line);
                    }
                    continue; // ignore empty lines and comments

        if ( ! ( obj instanceof Name ) ) {
            return false;
        }
        n = (Name) obj;
        if ( this.scope == null && n.scope == null ) {
            return this.name.equals(n.name) && this.hexCode == n.hexCode;
        }
        return this.name.equals(n.name) && this.hexCode == n.hexCode && this.scope.equals(n.scope);
    }


    @Override
    public String toString () {

        if (fromRepo) {
            // when model is read from repo, a stream is used, then pomFile == null
            // (has consequences in inheritance algorithm since getProjectDirectory() returns null)
            parent = Model.newBuilder(parent, true).pomFile(null).build();
            child = Model.newBuilder(child, true).pomFile(null).build();
        }

        SimpleProblemCollector problems = new SimpleProblemCollector();