Package org.apache.commons.validator.routines

Class LeitwegValidator

java.lang.Object
org.apache.commons.validator.routines.LeitwegValidator
public class LeitwegValidator extends Object
Leitweg Validator.

In e-invoices to German public entities there is a specific identification schema called Leitweg-ID. The schema can be found in the most recent version of the ISO 6523 ICD list. The prefix of this specfic ICD identifier is 0204.

The spec "Formatspezifikation Leitweg-ID 2.0.1" (in deu) can be found in KoSIT. In short: there are three parts separated by "-" HYPHEN-MINUS
- a mandatory numeric general starting with two chars region id, "02" for Hamburg, "99" for federal institutons
- an optional alphanumeric detail
- two mandatory check digits calculated according to modulus 97 algorithm

Example: 992-90009-96 for Deutsche Bahn AG

  • Constructor Details

    • LeitwegValidator

      public LeitwegValidator()

  • Method Details

    • getInstance

      public static LeitwegValidator getInstance()
      Return a singleton instance of the validator using the default formats
      Returns:
      A singleton instance of the validator

    • isValid

      public boolean isValid(String id)
      Validate a Leitweg-ID
      Parameters:
      id - The value validation is being performed on
      Returns:
      true if the value is valid

    • validate

      public String validate(String code)
      Check the id is a valid MOD 97-10 id.

      If valid, this method returns the Leitweg-ID with formatting characters removed (i.e. hyphen).

      Parameters:
      code - The Leitweg-ID to validate.
      Returns:
      A Leitweg-ID without hyphen if valid, otherwise null.

      Note The return is not valid Leitweg-ID because HYPHEN-MINUS is part of the format.