com.diozero.api

Class DigitalInputDevice

java.lang.Object

com.diozero.api.GpioDevice

com.diozero.api.GpioInputDevice<DigitalInputEvent>

com.diozero.api.DigitalInputDevice

All Implemented Interfaces:

InputEventListener<DigitalInputEvent>, Closeable, AutoCloseable

Direct Known Subclasses:

Button, WaitableDigitalInputDevice

public class DigitalInputDevice
extends GpioInputDevice<DigitalInputEvent>

Represents a generic input device.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	activeHigh
protected GpioDigitalInputDeviceInterface	device
protected GpioPullUpDown	pud
protected GpioEventTrigger	trigger

Fields inherited from class com.diozero.api.GpioInputDevice

listeners

Fields inherited from class com.diozero.api.GpioDevice

pinNumber

Constructor Summary

Constructors

Constructor and Description
DigitalInputDevice(GpioDeviceFactoryInterface deviceFactory, int pinNumber, GpioPullUpDown pud, GpioEventTrigger trigger)
DigitalInputDevice(int pinNumber)
DigitalInputDevice(int pinNumber, GpioPullUpDown pud, GpioEventTrigger trigger)

Method Summary

Modifier and Type	Method and Description
void	close()
protected void	disableListener()
protected void	enableListener()
GpioPullUpDown	getPullUpDown()
GpioEventTrigger	getTrigger()
boolean	getValue()
boolean	isActive()
boolean	isActiveHigh()
void	valueChanged(DigitalInputEvent event)
void	whenActivated(Action action)
void	whenDeactivated(Action action)

Methods inherited from class com.diozero.api.GpioInputDevice

addListener, removeAllListeners, removeListener

Methods inherited from class com.diozero.api.GpioDevice

getPinNumber

Methods inherited from class java.lang.Object

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

Field Detail

activeHigh

protected boolean activeHigh

device

protected GpioDigitalInputDeviceInterface device

pud

protected GpioPullUpDown pud

trigger

protected GpioEventTrigger trigger

Constructor Detail

DigitalInputDevice

public DigitalInputDevice(int pinNumber)
                   throws RuntimeIOException

Throws:

RuntimeIOException

DigitalInputDevice

public DigitalInputDevice(int pinNumber,
                          GpioPullUpDown pud,
                          GpioEventTrigger trigger)
                   throws RuntimeIOException

Throws:

RuntimeIOException

DigitalInputDevice

public DigitalInputDevice(GpioDeviceFactoryInterface deviceFactory,
                          int pinNumber,
                          GpioPullUpDown pud,
                          GpioEventTrigger trigger)
                   throws RuntimeIOException

Throws:

RuntimeIOException

Method Detail

close

public void close()

valueChanged

public void valueChanged(DigitalInputEvent event)

Specified by:

valueChanged in interface InputEventListener<DigitalInputEvent>

Overrides:

valueChanged in class GpioInputDevice<DigitalInputEvent>

enableListener

protected void enableListener()

Specified by:

enableListener in class GpioInputDevice<DigitalInputEvent>

disableListener

protected void disableListener()

Specified by:

disableListener in class GpioInputDevice<DigitalInputEvent>

getPullUpDown

public GpioPullUpDown getPullUpDown()

getTrigger

public GpioEventTrigger getTrigger()

isActiveHigh

public boolean isActiveHigh()

getValue

public boolean getValue()
                 throws RuntimeIOException

Throws:

RuntimeIOException

isActive

public boolean isActive()
                 throws RuntimeIOException

Throws:

RuntimeIOException

whenActivated

public void whenActivated(Action action)

whenDeactivated

public void whenDeactivated(Action action)