IdConverter

ID Converter, used to convert long type ID to String, and vice versa.

@ThreadSafe
public interface IdConverter {

    /**
     * convert {@link long} type ID to {@link String}
     *
     * @param id {@link long} type ID
     * @return {@link String} type ID
     */
    String asString(long id);

    /**
     * convert {@link String} type ID to {@link long}
     *
     * @param idString {@link String} type ID
     * @return {@link long} type ID
     */
    long asLong(String idString);
}

IdConverter implementation class diagram

ToStringIdConverter

String converter, used to convert long to String or String to long type

• Rules
  • long to String: String.valueOf
  • String to long: Long.parseLong

Radix62IdConverter

Base-62 converter, used to convert long type to base-62 string, or base-62 string to long type

• Rules: [0-9][A-Z][a-z]{11}

Radix36IdConverter

Base-36 converter, used to convert long type to base-36 string, or base-36 string to long type

• Rules: [0-9][A-Z]{13}

SnowflakeFriendlyIdConverter

Snowflake ID converter, converts strings conforming to snowflake rules to long, or long to snowflake rule strings

PrefixIdConverter

Converts strings with prefixes to long, or long to strings with prefixes

• Rules
  • For example: prefix is no_, converter uses ToStringIdConverter, number 1 after conversion gets no_1, and vice versa.