org.openmrs.patient

Interface IdentifierValidator

All Known Implementing Classes:

BaseHyphenatedIdentifierValidator, LuhnIdentifierValidator, VerhoeffIdentifierValidator

public interface IdentifierValidator

Interface for patient identifier validators. Patient identifier validators check whether a patient identifier is valid. They also can be used to create a valid identifier from an identifier that has not yet been given a check digit or other form of validation. Each validator should also have a name, e.g. "Luhn Algorithm."

Method Summary

Modifier and Type	Method and Description
java.lang.String	getAllowedCharacters()
java.lang.String	getName()
java.lang.String	getValidIdentifier(java.lang.String undecoratedIdentifier)
boolean	isValid(java.lang.String identifier)

Method Detail

getName

java.lang.String getName()

Returns:

The name of this validator. E.g. "Luhn Algorithm"

isValid

boolean isValid(java.lang.String identifier)
         throws UnallowedIdentifierException

Parameters:

identifier - The Identifier to check.

Returns:

Whether this identifier is valid according to the validator.

Throws:

UnallowedIdentifierException - if the identifier contains unallowed characters or is otherwise not appropriate for this validator.

getValidIdentifier

java.lang.String getValidIdentifier(java.lang.String undecoratedIdentifier)
                             throws UnallowedIdentifierException

Parameters:

undecoratedIdentifier - The identifier prior to being given a check digit or other form of validation.

Returns:

The identifier after the check digit or other form of validation has been applied.

Throws:

UnallowedIdentifierException - if the identifier contains unallowed characters or is otherwise not appropriate for this validator.

getAllowedCharacters

java.lang.String getAllowedCharacters()

Returns:

A string containing all the characters allowed in this type of identifier validation.