com.ibm.passwordrules.standard
Class MaxSequentialCharacters

java.lang.Object
  |
  +--com.ibm.passwordrules.LexicalRule
        |
        +--com.ibm.passwordrules.standard.MaxSequentialCharacters

All Implemented Interfaces:

java.lang.Cloneable, Rule, java.io.Serializable

public class MaxSequentialCharacters

extends LexicalRule

This class implements built-in rule for restricting the number of sequential characters allowed in a password.

See Also:

Serialized Form

Field Summary

static java.lang.String

TOO_MANY_SEQUENTIAL_CHARACTERS Constant representing a message key in a property file

Fields inherited from class com.ibm.passwordrules.LexicalRule

DEFAULT_MAX_SEQUENTIAL_CHARACTERS, LOWER_CASE_ONLY, UPPER_CASE_ONLY

Constructor Summary

MaxSequentialCharacters()
Default constructor.

MaxSequentialCharacters(int max)
Constructor accepting parameter representing maximum number of sequential characters allowed .

Method Summary

int	getMax() Return maximum number of sequential characters allowed.
boolean	join(Rule rule) Try to join the specified rule with this one.
boolean	validate(java.lang.String password, ValidationInfo validationInfo) Validate the given password using the given validation info.

Methods inherited from class com.ibm.passwordrules.LexicalRule

constrain, getParameter, setParameter, validateSafe

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TOO_MANY_SEQUENTIAL_CHARACTERS

public static final java.lang.String TOO_MANY_SEQUENTIAL_CHARACTERS

Constant representing a message key in a property file

See Also:

Constant Field Values

Constructor Detail

MaxSequentialCharacters

public MaxSequentialCharacters()

Default constructor.

MaxSequentialCharacters

public MaxSequentialCharacters(int max)

Constructor accepting parameter representing maximum number of sequential characters allowed .

Parameters:

max - Maximum number of sequential characters allowed.

Method Detail

getMax

public int getMax()

Return maximum number of sequential characters allowed.

Returns:

int value representing the maximum number of sequential characters allowed.

validate

public boolean validate(java.lang.String password,
                        ValidationInfo validationInfo)
                 throws InvalidPasswordException

Validate the given password using the given validation info.

Parameters:

validationInfo - contains contextual information about the password being validated.

password - Password to validate.

Returns:

always return true

Throws:

InvalidPasswordException - thrown when password is invalid.

join

public boolean join(Rule rule)
             throws IncompatibleRulesException

Try to join the specified rule with this one. The more restrictive rule takes precedence.

Parameters:

rule - The rule to be joined with this one.

Returns:

True if the rule was successfully joined.

Throws:

IncompatibleRulesException - Thrown when given rule cannot be joined because it is not compatible.