Package io.openems.edge.io.gpio.linuxfs

Class Gpio

java.lang.Object

io.openems.edge.io.gpio.linuxfs.Gpio

All Implemented Interfaces:

AutoCloseable

Direct Known Subclasses:

LinuxFsDigitalIn, LinuxFsDigitalOut

public class Gpio
extends Object
implements AutoCloseable

Constructor Summary

Constructors

Constructor	Description
Gpio(int pinNumber, Direction dir, String basePath)

Method Summary

Modifier and Type	Method	Description
void	close()
Optional<Boolean>	getValue()	Gets the value of the GPIO pin.
String	toString()
protected void	writeValue(String value)

Methods inherited from class java.lang.Object

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

Constructor Details

Gpio

public Gpio(int pinNumber,
 Direction dir,
 String basePath)

Method Details

writeValue

protected void writeValue(String value)
                   throws OpenemsException

Throws:

OpenemsException

getValue

public Optional<Boolean> getValue()

Gets the value of the GPIO pin.

Returns:

a value of true/false if reading the value was successful, otherwise empty.

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception

toString

public String toString()

Overrides:

toString in class Object