Java Module java.desktop Package java.beans.beancontext Interface BeanContextMembershipListener（JDK11）

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All Superinterfaces:

EventListener
```
public interface BeanContextMembershipListener
extends EventListener
```
Compliant BeanContexts fire events on this interface when the state of the membership of the BeanContext changes.

Since:

1.2

See Also:

BeanContext

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`childrenAdded(BeanContextMembershipEvent bcme)`	Called when a child or list of children is added to a `BeanContext` that this listener is registered with.
`void`	`childrenRemoved(BeanContextMembershipEvent bcme)`	Called when a child or list of children is removed from a `BeanContext` that this listener is registered with.

- Method Detail
  - childrenAdded
```
void childrenAdded(BeanContextMembershipEvent bcme)
```
    Called when a child or list of children is added to a BeanContext that this listener is registered with.
    
    Parameters:
    
    bcme - The BeanContextMembershipEvent describing the change that occurred.
  - childrenRemoved
```
void childrenRemoved(BeanContextMembershipEvent bcme)
```
    Called when a child or list of children is removed from a BeanContext that this listener is registered with.
    
    Parameters:
    
    bcme - The BeanContextMembershipEvent describing the change that occurred.

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