org.rifidi.edge.adapter.alien

Class AlienGPIOService

java.lang.Object

org.rifidi.edge.sensors.AbstractGPIOService<Alien9800ReaderSession>

org.rifidi.edge.adapter.alien.AlienGPIOService

public class AlienGPIOService
extends AbstractGPIOService<Alien9800ReaderSession>

This class is a service that lets applications access the GPIO functionality of registered Alien readers. It should be registered with a service property called 'reader' with a value of 'Alien'

Author:

Kyle Neumeier - kyle@pramari.com

Constructor Summary

Constructors

Constructor and Description
AlienGPIOService()

Method Summary

Modifier and Type	Method and Description
void	flashGPO(java.lang.String readerID, int flashTime, java.util.Set<java.lang.Integer> ports) This method flashes External Output to high for a specified number of seconds.
void	setGPO(java.lang.String readerID, java.util.Collection<java.lang.Integer> ports) This method sets the output ports on a reader
boolean	testGPI(java.lang.String readerID, int port) Tests the current state of the port

Methods inherited from class org.rifidi.edge.sensors.AbstractGPIOService

flashGPO, isReaderAvailable, setGPO, setReaderDAO

Methods inherited from class java.lang.Object

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

Constructor Detail

AlienGPIOService

public AlienGPIOService()

Method Detail

setGPO

public void setGPO(java.lang.String readerID,
                   java.util.Collection<java.lang.Integer> ports)
            throws CannotExecuteException

Description copied from class: AbstractGPIOService

This method sets the output ports on a reader

Specified by:

setGPO in class AbstractGPIOService<Alien9800ReaderSession>

Parameters:

readerID - The readerID of the reader

ports - The ports to set high. All other ports will be set low. Port 0 is the lowest port.

Throws:

CannotExecuteException - If the ports cannot be set for some reason.

flashGPO

public void flashGPO(java.lang.String readerID,
                     int flashTime,
                     java.util.Set<java.lang.Integer> ports)
              throws CannotExecuteException

Description copied from class: AbstractGPIOService

This method flashes External Output to high for a specified number of seconds.

Specified by:

flashGPO in class AbstractGPIOService<Alien9800ReaderSession>

Parameters:

readerID - The readerID of the reader

flashTime - The time in seconds to hold the ports high

ports - The ports to flash. Port 0 is the lowest port

Throws:

CannotExecuteException - If the ports cannot be flashed for some reason

testGPI

public boolean testGPI(java.lang.String readerID,
                       int port)
                throws CannotExecuteException

Description copied from class: AbstractGPIOService

Tests the current state of the port

Specified by:

testGPI in class AbstractGPIOService<Alien9800ReaderSession>

Parameters:

readerID - The readerID of the reader

port - The port to test. Port 0 represents the lowest port

Returns:

true if the port is high, false if it is low

Throws:

CannotExecuteException