*            The algorithm. Must not be {@literal null} or an empty string.
     * @param text
     *            The string to be hashed.
     * @return The hashed string.
     */
    public static String digest(final String algorithm, final String text) {
        assertArgumentNotEmpty("algorithm", algorithm);

        if (text == null) {
            return null;
        }

        final MessageDigest msgDigest = getInstance(algorithm);

    //                                                                      ==============
    protected String ln() {
        return DBFluteSystem.ln();
    }

    protected void assertObjectNotNull(String variableName, Object value) {
        if (variableName == null) {
            String msg = "The value should not be null: variableName=null value=" + value;
            throw new IllegalArgumentException(msg);

    //                                                                      ==============
    protected String ln() {
        return DBFluteSystem.ln();
    }

    protected void assertObjectNotNull(String variableName, Object value) {
        if (variableName == null) {
            String msg = "The value should not be null: variableName=null value=" + value;
            throw new IllegalArgumentException(msg);

| Headers.of(Map<String, String>)     | Map<String, String>.toHeaders() |
| HttpUrl.get(String)                 | String.toHttpUrl()              |
| HttpUrl.get(URI)                    | URI.toHttpUrlOrNull()           |
| HttpUrl.get(URL)                    | URL.toHttpUrlOrNull()           |
| HttpUrl.parse(String)               | String.toHttpUrlOrNull()        |

    public static final String FILE_ATTRIBUTE_VIEW = "fileAttributeView";

    /** Key for file user in metadata */
    public static final String FS_FILE_USER = "fsFileUser";

    /** Key for file groups in metadata */
    public static final String FS_FILE_GROUPS = "fsFileGroups";

    /** Character encoding for files */
    protected String charset = Constants.UTF_8;

                { "\\pipe\\samr", "samr", "12345778-1234-ABCD-EF00-0123456789AC", 1, 0 } };

        for (Object[] data : testData) {
            String endpoint = (String) data[0];
            String pipeName = (String) data[1];
            String expectedUuid = (String) data[2];
            int expectedMajor = (int) data[3];
            int expectedMinor = (int) data[4];

            // The interfaces are added in setUp()

    }

    private void assertUrlLink(String url, String expected) {
        Map<String, Object> doc = new HashMap<>();
        doc.put("doc_id", "docId");
        doc.put("url", url);
        assertEquals(expected, viewHelper.getUrlLink(doc));
    }

    public void test_replaceHighlightQueries() {
        String text;
        String[] queries;

        text = "<a>123<b>456<c>";

    public void setVersion(String version) {
        artifact.setVersion(version);
    }

    /** {@inheritDoc} */
    @Override
    public String getScope() {
        return artifact.getScope();
    }

    /** {@inheritDoc} */
    @Override
    public String getType() {
        return artifact.getType();
    }

    /** {@inheritDoc} */
    @Override
    public String getClassifier() {

        assertEquals(expectedNode, resolvedNode, "Resolution node");
    }

    protected Artifact createArtifact(String id, String version) throws InvalidVersionSpecificationException {
        return createArtifact(id, version, Artifact.SCOPE_COMPILE);
    }

    protected Artifact createArtifact(String id, String version, String scope)
            throws InvalidVersionSpecificationException {

	"strings"
)

type Index struct {
	Name    string
	Class   string // UNIQUE | FULLTEXT | SPATIAL
	Type    string // btree, hash, gist, spgist, gin, and brin
	Where   string
	Comment string
	Option  string        // WITH PARSER parser_name
	Fields  []IndexOption // Note: IndexOption's Field maybe the same
}

type IndexOption struct {
	*Field
	Expression string
	Sort       string // DESC, ASC
	Collate    string
	Length     int