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java.lang.Objectjava.util.EventObject
java.beans.beancontext.BeanContextEvent
java.beans.beancontext.BeanContextMembershipEvent
public class BeanContextMembershipEvent
Event fired when children are added to or removed from a BeanContext.
Whether they were added or removed depends entirely on which method
of the listener interface was called.
BeanContextMembershipListener,
Serialized Form| Field Summary | |
|---|---|
protected Collection |
children
The children that were added or removed. |
| Fields inherited from class java.beans.beancontext.BeanContextEvent |
|---|
propagatedFrom |
| Fields inherited from class java.util.EventObject |
|---|
source |
| Constructor Summary | |
|---|---|
BeanContextMembershipEvent(BeanContext context,
Collection children)
Create a new membership event. |
|
BeanContextMembershipEvent(BeanContext context,
Object[] children)
Create a new membership event. |
|
| Method Summary | |
|---|---|
boolean |
contains(Object child)
Tell whether the Object is one of the children added or removed. |
Iterator |
iterator()
An iterator that will step through all the children. |
int |
size()
The number of children removed or added. |
Object[] |
toArray()
An array of the children. |
| Methods inherited from class java.beans.beancontext.BeanContextEvent |
|---|
getBeanContext, getPropagatedFrom, isPropagated, setPropagatedFrom |
| Methods inherited from class java.util.EventObject |
|---|
getSource, toString |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Field Detail |
|---|
protected Collection children
| Constructor Detail |
|---|
public BeanContextMembershipEvent(BeanContext context,
Collection children)
context - the event source.children - the children added to or removed from the source.
public BeanContextMembershipEvent(BeanContext context,
Object[] children)
context - the event source.children - the children added to or removed from the source.| Method Detail |
|---|
public int size()
public Iterator iterator()
public Object[] toArray()
public boolean contains(Object child)
Object is one of the children added or removed.
child - the child to check.
Object is added or removed.
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