edu.vt.middleware.password
Class PasswordValidator

java.lang.Object
  edu.vt.middleware.password.PasswordValidator

All Implemented Interfaces:

Rule

public class PasswordValidator
extends Object
implements Rule

The central component for evaluating multiple password rules against a candidate password.

Version:

$Revision: 2704 $ $Date: 2013-04-24 17:30:32 -0400 (Wed, 24 Apr 2013) $

Author:

Middleware Services

Constructor Summary

PasswordValidator(List<Rule> rules)
Creates a new password validator with the default message resolver.

PasswordValidator(MessageResolver resolver, List<Rule> rules)
Creates a new password validator.

Method Summary

List<String>	getMessages(RuleResult result) Returns a list of human-readable messages by iterating over the details in a failed rule result.
String	toString()
RuleResult	validate(PasswordData passwordData) Validates the supplied password data against the rules in this validator.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

PasswordValidator

public PasswordValidator(List<Rule> rules)

Creates a new password validator with the default message resolver.

Parameters:

rules - to validate

PasswordValidator

public PasswordValidator(MessageResolver resolver,
                         List<Rule> rules)

Creates a new password validator.

Parameters:

resolver - message resolver.

rules - to validate

Method Detail

validate

public RuleResult validate(PasswordData passwordData)

Validates the supplied password data against the rules in this validator.

Specified by:

validate in interface Rule

Parameters:

passwordData - to validate

Returns:

rule result

getMessages

public List<String> getMessages(RuleResult result)

Returns a list of human-readable messages by iterating over the details in a failed rule result.

Parameters:

result - failed rule result.

Returns:

list of human-readable messages describing the reason(s) for validation failure.

toString

public String toString()

Overrides:

toString in class Object