Module com.dlsc.formsfx

Package com.dlsc.formsfx.model.validators

Class SelectionLengthValidator<E>

java.lang.Object

com.dlsc.formsfx.model.validators.CustomValidator<javafx.collections.ObservableList<E>>

com.dlsc.formsfx.model.validators.SelectionLengthValidator<E>

All Implemented Interfaces:

Validator<javafx.collections.ObservableList<E>>

public class SelectionLengthValidator<E>
extends CustomValidator<javafx.collections.ObservableList<E>>

A SelectionLengthValidator checks if a selection list's length is between a minimum and a maximum value.

Author:

Sacha Schmid, Rinesch Murugathas

Method Summary

Modifier and Type	Method	Description
static <T> SelectionLengthValidator<T>	atLeast(int min, String errorMessage)	Creates an SelectionLengthValidator with a given lower bound.
static <T> SelectionLengthValidator<T>	between(int min, int max, String errorMessage)	Creates an SelectionLengthValidator with given lower and upper bounds.
protected ValidationResult	createResult(boolean result)	Creates a ValidationResult based on the validation result.
static <T> SelectionLengthValidator<T>	exactly(int value, String errorMessage)	Creates a SelectionLengthValidator with a given lower and upper bound, which are equal.
static <T> SelectionLengthValidator<T>	upTo(int max, String errorMessage)	Creates an SelectionLengthValidator with a given upper bound.

Methods inherited from class com.dlsc.formsfx.model.validators.CustomValidator

forPredicate, validate

Methods inherited from class java.lang.Object

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

Method Details

between

public static <T> SelectionLengthValidator<T> between(int min, int max, String errorMessage)

Creates an SelectionLengthValidator with given lower and upper bounds.

Parameters:

min - The lower bound for the validation.

max - The upper bound for the validation.

errorMessage - The error message that is returned if the validation fails.

Returns:

Returns a new SelectionLengthValidator.

Throws:

IllegalArgumentException - Thrown if the minimum is a negative number.

atLeast

public static <T> SelectionLengthValidator<T> atLeast(int min, String errorMessage)

Creates an SelectionLengthValidator with a given lower bound.

Parameters:

min - The lower bound for the validation.

errorMessage - The error message that is returned if the validation fails.

Returns:

Returns a new SelectionLengthValidator.

Throws:

IllegalArgumentException - Thrown if the minimum is a negative number.

upTo

public static <T> SelectionLengthValidator<T> upTo(int max, String errorMessage)

Creates an SelectionLengthValidator with a given upper bound.

Parameters:

max - The upper bound for the validation.

errorMessage - The error message that is returned if the validation fails.

Returns:

Returns a new SelectionLengthValidator.

exactly

public static <T> SelectionLengthValidator<T> exactly(int value, String errorMessage)

Creates a SelectionLengthValidator with a given lower and upper bound, which are equal.

Parameters:

value - The lower and upper bound for the validation.

errorMessage - The error message that is returned if the validation fails.

Returns:

Returns a new SelectionLengthValidator.

createResult

protected ValidationResult createResult(boolean result)

Creates a ValidationResult based on the validation result.

Parameters:

result - The result of the validation.

Returns:

Returns a new ValidationResult containing result and message.