org.eclipse.scada.hd.client.net

Class QueryImpl

java.lang.Object

org.eclipse.scada.hd.client.net.QueryImpl

All Implemented Interfaces:

Query

public class QueryImpl
extends Object
implements Query

Constructor Summary

Constructors

Constructor and Description
QueryImpl(Executor executor, ConnectionImpl connection, String itemId, QueryParameters parameters, QueryListener listener)

Method Summary

Methods

Modifier and Type	Method and Description
void	changeParameters(QueryParameters parameters) Request a change of parameters
void	close() Close the query
Long	getCloseId() The id of the query used for closing it.
Long	getId()
void	handleUpdateData(int index, Map<String,List<Double>> values, List<ValueInformation> valueInformation)
void	handleUpdateParameter(QueryParameters parameters, Set<String> valueTypes)
void	handleUpdateStatus(QueryState state)
void	setId(Long id)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

QueryImpl

public QueryImpl(Executor executor,
         ConnectionImpl connection,
         String itemId,
         QueryParameters parameters,
         QueryListener listener)

Method Detail

close

public void close()

Description copied from interface: Query

Close the query

Specified by:

close in interface Query

changeParameters

public void changeParameters(QueryParameters parameters)

Description copied from interface: Query

Request a change of parameters

Specified by:

changeParameters in interface Query

Parameters:

parameters - the new requested parameters

setId

public void setId(Long id)

getId

public Long getId()

getCloseId

public Long getCloseId()

The id of the query used for closing it.

Since the ID will be set to null once the query gets closed, this id will be used to close the query. It must be the same value as the original id, but only set when the query gets closed.

Returns:

the id of the query when closing

handleUpdateStatus

public void handleUpdateStatus(QueryState state)

handleUpdateData

public void handleUpdateData(int index,
                    Map<String,List<Double>> values,
                    List<ValueInformation> valueInformation)

handleUpdateParameter

public void handleUpdateParameter(QueryParameters parameters,
                         Set<String> valueTypes)