nl.gx.webmanager.handler.forms.validation
Class AgeFormPartValidator

java.lang.Object
  nl.gx.webmanager.handler.forms.validation.AgeFormPartValidator

All Implemented Interfaces:

FormComponent, Validator

public class AgeFormPartValidator
extends java.lang.Object
implements Validator

Checks whether someone or something is old/young enough according to a date.

Variable	Type	Mode	Default	Description
wmformpart	Parameter	Required	-	The formpart to validate (eg. date of birth).
datepattern	Parameter	Required	-	Can be used to specify the format of 'wmformpart'. The default is locale specific.
maximum_age	Parameter	Required	-	Maximum age (in years).
minimum_age	Parameter	Required	-	Minimum age (in years).
illegaldate	-	-	-	If 'wmformpart' is not recognized as being a date.
tooyoung	-	-	-	If the number of years between 'wmformpart' and today is too small.
tooold	-	-	-	If the number of years between 'wmformpart' and today is too big.

Example usage:

• Adult sales.
• Different subscription fees according to age.

Field Summary

static java.lang.String	ILLEGAL_DATE
static java.lang.String	TOO_OLD
static java.lang.String	TOO_YOUNG

Constructor Summary

AgeFormPartValidator()

Method Summary

void	init(FormComponentConfig c) Passes the initialization parameters to the component.
ValidatorMessage[]	validate(FormDefinition form, State formState, javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Performs validation on a form and returns an array of validator messages, containing errors detected in the submitted values.

Methods inherited from class java.lang.Object

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

Field Detail

ILLEGAL_DATE

public static final java.lang.String ILLEGAL_DATE

See Also:

Constant Field Values

TOO_YOUNG

public static final java.lang.String TOO_YOUNG

See Also:

Constant Field Values

TOO_OLD

public static final java.lang.String TOO_OLD

See Also:

Constant Field Values

Constructor Detail

AgeFormPartValidator

public AgeFormPartValidator()

Method Detail

init

public void init(FormComponentConfig c)
          throws InitializationException

Description copied from interface: FormComponent

Passes the initialization parameters to the component.

Specified by:

init in interface FormComponent

Parameters:

c - The FormComponentConfig object that contains configutation information for this component.

Throws:

InitializationException - If initialization failed

validate

public ValidatorMessage[] validate(FormDefinition form,
                                   State formState,
                                   javax.servlet.http.HttpServletRequest req,
                                   javax.servlet.http.HttpServletResponse res)

Description copied from interface: Validator

Performs validation on a form and returns an array of validator messages, containing errors detected in the submitted values.

Specified by:

validate in interface Validator

Parameters:

form - The form that should be validated

formState - The object representing the state of the formflow. This object provides access to values submitted by the client and the exceptions and validator messages for the form.

req - The http servlet request

res - The http servlet response

Returns:

The array of validator messages, containing validation errors for the form.