return null;
            }

            @Override
            public String getScheme() {
                return null;
            }

            @Override
            public String getServerName() {
                return null;
            }

            @Override
            public int getServerPort() {
                return 0;
            }

            @Override

	return bytealg.IndexByte(b, c)
}

// LastIndex returns the index of the last instance of sep in s, or -1 if sep is not present in s.
func LastIndex(s, sep []byte) int {
	n := len(sep)
	switch {
	case n == 0:
		return len(s)
	case n == 1:
		return bytealg.LastIndexByte(s, sep[0])
	case n == len(s):
		if Equal(s, sep) {
			return 0
		}
		return -1
	case n > len(s):
		return -1
	}

            return allRecordCount;
        }

        /**
         * Returns the page size (number of records per page).
         *
         * @return the page size
         */
        public int getPageSize() {
            return pageSize;
        }

        /**
         * Returns the current page number (1-based).
         *
         * @return the current page number
         */

        if (inputs == null) {
            return StringUtil.EMPTY;
        }
        return String.join("\n", inputs);
    }

    /**
     * Gets the original output synonyms.
     * Returns a defensive copy to prevent external modification.
     *
     * @return The original output synonyms (defensive copy).
     */
    public String[] getOutputs() {
        return outputs == null ? null : outputs.clone();
    }

    switch (totalCharacters) {
      case 0:
        return none();
      case 1:
        return is((char) table.nextSetBit(0));
      case 2:
        char c1 = (char) table.nextSetBit(0);
        char c2 = (char) table.nextSetBit(c1 + 1);
        return isEither(c1, c2);
      default:
        return isSmall(totalCharacters, table.length())
            ? SmallCharMatcher.from(table, description)

          // So just refuse to generate.
          return null;
        }
        args.add(argValue);
      }
      return invokeGeneratorMethod(generate, args.toArray());
    }
    return defaultGenerate(rawType);
  }

  private <T> @Nullable T defaultGenerate(Class<T> rawType) {
    if (rawType.isInterface()) {
      // always create a new proxy
      return newProxy(rawType);
    }

    String DEFAULT_SELF_COMBINATION_MODE = XmlService.DEFAULT_SELF_COMBINATION_MODE;

    /**
     * Returns the local name of this XML node.
     *
     * @return the node name, never {@code null}
     */
    @Nonnull
    String name();

    /**
     * Returns the namespace URI of this XML node.
     *
     * @return the namespace URI, never {@code null} (empty string if no namespace)
     */
    @Nonnull

func (f *fileListEntry) Type() fs.FileMode { return fs.ModeDir }
func (f *fileListEntry) IsDir() bool       { return true }
func (f *fileListEntry) Sys() any          { return nil }

func (f *fileListEntry) ModTime() time.Time {
	if f.file == nil {
		return time.Time{}
	}
	return f.file.FileHeader.Modified.UTC()
}

func (f *fileListEntry) Info() (fs.FileInfo, error) { return f, nil }

  /** Returns the empty array. */
  public static ImmutableDoubleArray of() {
    return EMPTY;
  }

  /** Returns an immutable array containing a single value. */
  public static ImmutableDoubleArray of(double e0) {
    return new ImmutableDoubleArray(new double[] {e0});
  }

  /** Returns an immutable array containing the given values, in order. */

	return nil, errors.New("not support")
}

// GetTypeAliases return database type aliases
func (m Migrator) GetTypeAliases(databaseTypeName string) []string {
	return nil
}

// TableType return tableType gorm.TableType and execErr error
func (m Migrator) TableType(dst interface{}) (gorm.TableType, error) {
	return nil, errors.New("not support")