Module io.github.mmm.validation

Package io.github.mmm.validation

Class ProjectionValidator<V,C>

java.lang.Object

io.github.mmm.validation.AbstractValidator<V>

io.github.mmm.validation.AbstractComposedValidator<V,C>

io.github.mmm.validation.ProjectionValidator<V,C>

Type Parameters:

V - type of the value to validate.

C - type of the child value to validate using the child validators.

All Implemented Interfaces:

Composable<Validator<?>>, Validator<V>, Iterable<Validator<?>>

public class ProjectionValidator<V,C>
extends AbstractComposedValidator<V,C>

Validator that projects (maps) the performs the validation using other Validator(s) on the result.

Since:

1.0.0

Field Summary

Fields inherited from class io.github.mmm.validation.AbstractComposedValidator

children

Fields inherited from interface io.github.mmm.validation.Validator

ID_MANDATORY

Constructor Summary

Constructors

Constructor	Description
ProjectionValidator(Function<V,C> function, Validator<? super C>... validators)	The constructor.

Method Summary

Modifier and Type	Method	Description
ValidationResult	validate(V value, Object valueSource)	This method validates the given value.

Methods inherited from class io.github.mmm.validation.AbstractComposedValidator

append, append, containsId, equals, getChild, getChild, getChildCount, getRange, hashCode, validateChild, validateChild

Methods inherited from class io.github.mmm.validation.AbstractValidator

getId, isDynamic, source2string, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.github.mmm.base.lang.Composable

iterator

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface io.github.mmm.validation.Validator

getMax, getMin, isMandatory, validate

Constructor Details

ProjectionValidator

public ProjectionValidator(Function<V,C> function,
 Validator<? super C>... validators)

The constructor.

Parameters:

function - the projection Function.

validators - the child validators.

Method Details

validate

public ValidationResult validate(V value,
 Object valueSource)

Description copied from interface: Validator

This method validates the given value.

Parameters:

value - is the value to validate.

valueSource - is the source describing the origin of the given value. The source needs to have a reasonable string-representation as this may be displayed to the end-user to locate the source of the failure. In most cases it is suitable to directly pass a String.

Returns:

the ValidationResult.