org.apache.polygene.library.constraints

Class NotEmptyCollectionConstraint

java.lang.Object

org.apache.polygene.library.constraints.NotEmptyCollectionConstraint

All Implemented Interfaces:

Constraint<NotEmpty,Collection>

public class NotEmptyCollectionConstraint
extends Object
implements Constraint<NotEmpty,Collection>

Implement @NotEmtpy constraint for Collection.

Constructor Summary

Constructors

Constructor and Description
NotEmptyCollectionConstraint()

Method Summary

Modifier and Type	Method and Description
boolean	isValid(NotEmpty annotation, Collection value) For each value or parameter which should be checked this method will be invoked.

Methods inherited from class java.lang.Object

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

Constructor Detail

NotEmptyCollectionConstraint

public NotEmptyCollectionConstraint()

Method Detail

isValid

public boolean isValid(NotEmpty annotation,
                       Collection value)

Description copied from interface: Constraint

For each value or parameter which should be checked this method will be invoked. If the method returns true the value is valid. If it returns false the value is considered invalid. When all constraints have been checked a ConstraintViolationException will be thrown with all the constraint violations that were found.

Specified by:

isValid in interface Constraint<NotEmpty,Collection>

Parameters:

annotation - the annotation to match

value - the value to be checked

Returns:

true if valid, false if invalid