org.eclipse.scada.da.datasource.testing.test1

Class ScheduledDataSource

java.lang.Object

org.eclipse.scada.da.datasource.base.AbstractDataSource

org.eclipse.scada.da.datasource.base.AbstractInputDataSource

org.eclipse.scada.da.datasource.testing.test1.ScheduledDataSource

All Implemented Interfaces:

DataSource

Direct Known Subclasses:

QualityDataSource, RandomLongDataSource, SawtoothDataSource, SineDataSource, ToggleDataSource

public abstract class ScheduledDataSource
extends AbstractInputDataSource

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.concurrent.ScheduledFuture<?>	future
protected java.util.concurrent.ScheduledExecutorService	scheduler
protected int	timeDiff

Fields inherited from class org.eclipse.scada.da.datasource.base.AbstractDataSource

logger

Fields inherited from interface org.eclipse.scada.da.datasource.DataSource

DATA_SOURCE_ID

Constructor Summary

Constructors

Constructor and Description
ScheduledDataSource(java.util.concurrent.ScheduledExecutorService scheduler)

Method Summary

Methods

Modifier and Type	Method and Description
void	dispose()
protected static double	getDouble(java.util.Map<java.lang.String,java.lang.String> properties, java.lang.String key, double defaultValue)
protected java.util.concurrent.Executor	getExecutor() Return the executor to use for sending out events
protected static int	getInteger(java.util.Map<java.lang.String,java.lang.String> properties, java.lang.String key, int defaultValue)
protected static long	getLong(java.util.Map<java.lang.String,java.lang.String> properties, java.lang.String key, long defaultValue)
protected abstract void	tick()
void	update(java.util.Map<java.lang.String,java.lang.String> properties)

Methods inherited from class org.eclipse.scada.da.datasource.base.AbstractInputDataSource

startWriteAttributes, startWriteValue

Methods inherited from class org.eclipse.scada.da.datasource.base.AbstractDataSource

addListener, removeListener, updateData

Methods inherited from class java.lang.Object

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

Field Detail

timeDiff

protected int timeDiff

scheduler

protected final java.util.concurrent.ScheduledExecutorService scheduler

future

protected java.util.concurrent.ScheduledFuture<?> future

Constructor Detail

ScheduledDataSource

public ScheduledDataSource(java.util.concurrent.ScheduledExecutorService scheduler)

Method Detail

tick

protected abstract void tick()

getExecutor

protected java.util.concurrent.Executor getExecutor()

Description copied from class: AbstractDataSource

Return the executor to use for sending out events

Specified by:

getExecutor in class AbstractDataSource

Returns:

the executor to use, must never be null

dispose

public void dispose()

getInteger

protected static int getInteger(java.util.Map<java.lang.String,java.lang.String> properties,
             java.lang.String key,
             int defaultValue)

getDouble

protected static double getDouble(java.util.Map<java.lang.String,java.lang.String> properties,
               java.lang.String key,
               double defaultValue)

getLong

protected static long getLong(java.util.Map<java.lang.String,java.lang.String> properties,
           java.lang.String key,
           long defaultValue)

update

public void update(java.util.Map<java.lang.String,java.lang.String> properties)