DefaultValidator

Default implementation of a form control validator.

Used for controls that need no validation beyond the standard required/visibility checks implemented in the base class ControlValidator.

A "null object pattern" implementation - every control has a validator, even if it does no specific validation.

type of the data held by the control

Constructors

constructor()

protected lateinit var errorManager: ErrorManager

protected lateinit var formSchema: FormSchema

protected lateinit var formState: FormState

internal fun isControlRequired(control: Control<*>, controlContext: ControlContext): Boolean

Checks whether the control is required, based on its configuration and dependencies.

internal fun isControlVisible(control: Control<*>, controlContext: ControlContext): Boolean

internal fun isValueEmpty(value: Any?): Boolean

Checks whether the value is empty or not filled in.

internal open fun setupFormReferences(formState: FormState, formSchema: FormSchema, errorManager: ErrorManager)

Sets the form component references for the validator.

open fun validate(controlContext: ControlContext, state: ControlState<*>, control: Control<*>)

Main validation method of a control.

open override fun validateSpecific(controlContext: ControlContext, value: T)

Does no additional validation.