Package com.illumon.iris.controller

Interface ControllerHashtableChangeListener

public interface ControllerHashtableChangeListener

Alternate way to listen to ControllerHashtableEventSource events, with adapters to allow less boilerplate code.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	ControllerHashtableChangeListener.Adapter	Eliminates some of the boilerplate code in handling ControllerHashtable events.
static class	ControllerHashtableChangeListener.SimpleAdapter	Converts ControllerHashtableEventHandler.handleEvent(ControllerHashtableEvent) calls into handleAdd(Long, PersistentQueryInfo), handleRemove(Long, PersistentQueryInfo), and handleChange(Long, PersistentQueryInfo, PersistentQueryInfo) calls.
static class	ControllerHashtableChangeListener.WeakReferenceAdapter	Converts ControllerHashtableEventHandler.handleEvent(ControllerHashtableEvent) calls into handleAdd(Long, PersistentQueryInfo), handleRemove(Long, PersistentQueryInfo), and handleChange(Long, PersistentQueryInfo, PersistentQueryInfo) calls.

Method Summary

Modifier and Type	Method	Description
void	handleAdd(Long key, PersistentQueryInfo newValue)	Handle the addition of a <key, value> to a ControllerHashtable.
void	handleChange(Long key, PersistentQueryInfo oldValue, PersistentQueryInfo newValue)	Handle a change to a <key, value> in a ControllerHashtable.
void	handleRemove(Long key, PersistentQueryInfo oldValue)	Handle the removal of a <key, value> from a ControllerHashtable.

Method Details

handleAdd

void handleAdd(Long key,
 PersistentQueryInfo newValue)

Handle the addition of a <key, value> to a ControllerHashtable.

Parameters:

key - the serial number of the persistent query

newValue - the new configuration and status of the query

handleRemove

void handleRemove(Long key,
 PersistentQueryInfo oldValue)

Handle the removal of a <key, value> from a ControllerHashtable.

Parameters:

key - the serial number of the persistent query

oldValue - the configuration and status of the query before removal

handleChange

void handleChange(Long key,
 PersistentQueryInfo oldValue,
 PersistentQueryInfo newValue)

Handle a change to a <key, value> in a ControllerHashtable.

Parameters:

key - the serial number of the persistent query

oldValue - the previous configuration and status of the query

newValue - the new configuration and status of the query