loadPolicyDoc(ctx context.Context, policy string, m map[string]PolicyDoc) error
	loadPolicyDocWithRetry(ctx context.Context, policy string, m map[string]PolicyDoc, retries int) error
	loadPolicyDocs(ctx context.Context, m map[string]PolicyDoc) error
	loadUser(ctx context.Context, user string, userType IAMUserType, m map[string]UserIdentity) error
	loadSecretKey(ctx context.Context, user string, userType IAMUserType) (string, error)

        return super.hashCode();
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override

        return super.hashCode();
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override

  private static final Predicate<@Nullable String> NOT_LENGTH_3 =
      input -> input == null || input.length() != 3;
  private static final Predicate<@Nullable Integer> EVEN = input -> input == null || input % 2 == 0;
  static final Predicate<Entry<String, Integer>> CORRECT_LENGTH =
      input -> input.getKey().length() == input.getValue();

  abstract Map<String, Integer> createUnfiltered();

            return getNoPatternMessage(args);
        }
    }

    /**
     * Returns the pattern string corresponding to the message code.
     *
     * @param messageCode
     *            Message code
     * @return Pattern string
     */
    protected static String getPattern(final String messageCode) {
        if (isEmpty(messageCode)) {
            return null;
        }

)

// Dialector GORM database dialector
type Dialector interface {
	Name() string
	Initialize(*DB) error
	Migrator(db *DB) Migrator
	DataTypeOf(*schema.Field) string
	DefaultValueOf(*schema.Field) clause.Expression
	BindVarTo(writer clause.Writer, stmt *Statement, v interface{})
	QuoteTo(clause.Writer, string)
	Explain(sql string, vars ...interface{}) string
}

// Plugin GORM plugin interface
type Plugin interface {

    protected Float boost;

    /** createdBy */
    protected String createdBy;

    /** createdTime */
    protected Long createdTime;

    /** permissions */
    protected String[] permissions;

    /** reading */
    protected String reading;

    /** suggestWord */
    protected String suggestWord;

    /** updatedBy */
    protected String updatedBy;

    /** updatedTime */

	testCases := []struct {
		serverAddr string
		args       []string
		success    bool
	}{
		// Invalid input.
		{"", []string{}, false},
		// Range cannot be negative.
		{":9000", []string{"/export1{-1...1}"}, false},
		// Range cannot start bigger than end.
		{":9000", []string{"/export1{64...1}"}, false},
		// Range can only be numeric.
		{":9000", []string{"/export1{a...z}"}, false},
		// Duplicate disks not allowed.

        private String defaultCron;

        @CronExpression(groups = SpecialGroup.class)
        private String specialCron;

        public String getDefaultCron() {
            return defaultCron;
        }

        public void setDefaultCron(String defaultCron) {
            this.defaultCron = defaultCron;
        }

        public String getSpecialCron() {

                buf.append(ch);
            }
        }
        return new String(buf);
    }

    /**
     * Converts a {@link Document} to a string.
     *
     * @param document
     *            The document. Must not be {@literal null}.
     * @return The converted string.
     */
    public static String toString(final Document document) {
        assertArgumentNotNull("document", document);