public class QueryImpl extends Object implements Query, ProxyHistoricalItem.ItemListener
Modifier and Type | Class and Description |
---|---|
static class |
QueryImpl.QueryEntry |
Constructor and Description |
---|
QueryImpl(ProxyHistoricalItem item,
QueryParameters parameters,
QueryListener listener,
boolean updateData,
Executor executor) |
Modifier and Type | Method and Description |
---|---|
void |
changeParameters(QueryParameters parameters)
Request a change of parameters
|
void |
close()
Close the query
|
protected void |
handleChangeParameters(QueryParameters parameters) |
void |
listenersChanges(Collection<ProxyValueSource.ServiceEntry> added,
Collection<ProxyValueSource.ServiceEntry> removed) |
protected void |
performRender() |
void |
render() |
public QueryImpl(ProxyHistoricalItem item, QueryParameters parameters, QueryListener listener, boolean updateData, Executor executor)
public void close()
Query
public void changeParameters(QueryParameters parameters)
Query
changeParameters
in interface Query
parameters
- the new requested parametersprotected void handleChangeParameters(QueryParameters parameters)
public void listenersChanges(Collection<ProxyValueSource.ServiceEntry> added, Collection<ProxyValueSource.ServiceEntry> removed)
listenersChanges
in interface ProxyHistoricalItem.ItemListener
public void render()
protected void performRender()
Copyright © 2016 Eclipse NeoSCADA Project. All rights reserved.