|
|||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | ||||||||||
java.lang.Objectorg.apache.commons.collections.bag.TypedBag
Decorates another Bag to validate that elements added
are of a specific type.
The validation of additions is performed via an instanceof test against
a specified Class. If an object cannot be added to the
collection, an IllegalArgumentException is thrown.
| Constructor Summary | |
protected |
TypedBag()
Restrictive constructor. |
| Method Summary | |
static Bag |
decorate(Bag bag,
Class type)
Factory method to create a typed bag. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
protected TypedBag()
| Method Detail |
public static Bag decorate(Bag bag,
Class type)
If there are any elements already in the bag being decorated, they are validated.
bag - the bag to decorate, must not be nulltype - the type to allow into the bag, must not be null
IllegalArgumentException - if bag or type is null
IllegalArgumentException - if the bag contains invalid elements
|
|||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | ||||||||||