org.apache.polygene.library.constraints

Class MatchesConstraint

java.lang.Object

org.apache.polygene.library.constraints.MatchesConstraint

All Implemented Interfaces:

Constraint<Matches,String>

public class MatchesConstraint
extends Object
implements Constraint<Matches,String>

Implement @Matches constraint.

Constructor Summary

Constructors

Constructor and Description
MatchesConstraint()

Method Summary

Modifier and Type	Method and Description
boolean	isValid(Matches annotation, String argument) 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

MatchesConstraint

public MatchesConstraint()

Method Detail

isValid

public boolean isValid(Matches annotation,
                       String argument)

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<Matches,String>

Parameters:

annotation - the annotation to match

argument - the value to be checked

Returns:

true if valid, false if invalid