org.eclipse.scada.da.server.jdbc

Class TabularQuery

java.lang.Object

org.eclipse.scada.da.server.jdbc.AbstractQuery

org.eclipse.scada.da.server.jdbc.TabularQuery

public class TabularQuery
extends AbstractQuery

Field Summary

Fields inherited from class org.eclipse.scada.da.server.jdbc.AbstractQuery

columnAliases, connection, itemFactory, sql

Constructor Summary

Constructors

Constructor and Description
TabularQuery(String id, int idColumn, int period, String sql, Connection connection, Integer timeout, Map<Integer,String> columnAliases, Map<String,String> updateMap, Map<String,String> commands)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	doQuery()
protected WriteHandler	performColumnCreateWriteHandler(String id, String columnName)
protected WriteHandler	performCreateCommandWriteHandler(String id, String command)
protected void	processUpdateSql(String updateSql, Variant value, OperationParameters operationParameters)
void	register(ScheduledExecutorService timer, DefaultChainItemFactory parentItemFactory)
protected void	setGlobalError(Throwable e)
void	unregister()

Methods inherited from class org.eclipse.scada.da.server.jdbc.AbstractQuery

applyTimeout, getTimeout, mapFieldName, tick

Methods inherited from class java.lang.Object

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

Constructor Detail

TabularQuery

public TabularQuery(String id,
            int idColumn,
            int period,
            String sql,
            Connection connection,
            Integer timeout,
            Map<Integer,String> columnAliases,
            Map<String,String> updateMap,
            Map<String,String> commands)

Method Detail

performCreateCommandWriteHandler

protected WriteHandler performCreateCommandWriteHandler(String id,
                                            String command)

performColumnCreateWriteHandler

protected WriteHandler performColumnCreateWriteHandler(String id,
                                           String columnName)

processUpdateSql

protected void processUpdateSql(String updateSql,
                    Variant value,
                    OperationParameters operationParameters)
                         throws Exception

Throws:

Exception

register

public void register(ScheduledExecutorService timer,
            DefaultChainItemFactory parentItemFactory)

Overrides:

register in class AbstractQuery

unregister

public void unregister()

Overrides:

unregister in class AbstractQuery

setGlobalError

protected void setGlobalError(Throwable e)

Specified by:

setGlobalError in class AbstractQuery

doQuery

protected void doQuery()
                throws Exception

Specified by:

doQuery in class AbstractQuery

Throws:

Exception