Package edu.wpi.first.networktables

Class EntryBase

java.lang.Object

edu.wpi.first.networktables.EntryBase

All Implemented Interfaces:

Publisher, PubSub, Subscriber, AutoCloseable

public abstract class EntryBase
extends Object
implements Subscriber, Publisher

NetworkTables entry base implementation.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	m_handle

Constructor Summary

Constructors

Constructor	Description
EntryBase(int handle)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	close()
boolean	exists()	Determines if the entry currently exists.
int	getHandle()	Gets the native handle.
long	getLastChange()	Gets the last time the entry's value was changed.
boolean	isValid()	Determines if the native handle is valid.

Methods inherited from class java.lang.Object

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

Methods inherited from interface edu.wpi.first.networktables.PubSub

getTopic

Field Details

m_handle

protected int m_handle

Constructor Details

EntryBase

public EntryBase(int handle)

Constructor.

Parameters:

handle - handle

Method Details

isValid

public boolean isValid()

Description copied from interface: PubSub

Determines if the native handle is valid.

Specified by:

isValid in interface PubSub

Returns:

True if the native handle is valid, false otherwise.

getHandle

public int getHandle()

Description copied from interface: PubSub

Gets the native handle.

Specified by:

getHandle in interface PubSub

Returns:

Handle

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface PubSub

exists

public boolean exists()

Description copied from interface: Subscriber

Determines if the entry currently exists.

Specified by:

exists in interface Subscriber

Returns:

True if the entry exists, false otherwise.

getLastChange

public long getLastChange()

Description copied from interface: Subscriber

Gets the last time the entry's value was changed.

Specified by:

getLastChange in interface Subscriber

Returns:

Entry last change time