org.opentrafficsim.core.perception

Class NullHistorical<T>

java.lang.Object

org.opentrafficsim.core.perception.NullHistorical<T>

Type Parameters:

T - value type

All Implemented Interfaces:

Historical<T>

public class NullHistorical<T>
extends Object
implements Historical<T>

Simple implementation without history that can be used inside a generic context where also implementations with history can be used.

Copyright (c) 2013-2018 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Version:

$Revision$, $LastChangedDate$, by $Author$, initial version 1 feb. 2018

Author:

Alexander Verbraeck, Peter Knoppers, Wouter Schakel

Constructor Summary

Constructors

Constructor and Description
NullHistorical(T value) Constructor.

Method Summary

Modifier and Type	Method and Description
T	get() Get value at current simulation time.
T	get(Time time) Get value at given time.
void	set(T value) Set value at the current simulation time.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

NullHistorical

public NullHistorical(T value)

Constructor.

Parameters:

value - T; value

Method Detail

set

public void set(T value)

Set value at the current simulation time. If a value is already given at this time, it is overwritten. Values should be set in chronological order.

Specified by:

set in interface Historical<T>

Parameters:

value - T; value

get

public T get()

Get value at current simulation time.

Specified by:

get in interface Historical<T>

Returns:

T; value at current simulation time

get

public T get(Time time)

Get value at given time.

Specified by:

get in interface Historical<T>

Parameters:

time - T; time to get the value

Returns:

T; value at current time

toString

public String toString()

Overrides:

toString in class Object