/*

* Copyright (C) 2018 Matthias Bolte <[email protected]>

*

* Redistribution and use in source and binary forms of this file,

* with or without modification, are permitted. See the Creative

* Commons Zero (CC0 1.0) License for more details.

*/

package com.tinkerforge;

import java.util.Hashtable;

import java.util.ServiceLoader;

public class DeviceFactory {

private static Hashtable<Integer, DeviceProvider> deviceProviders = new Hashtable<Integer, DeviceProvider>();

static {

for (DeviceProvider deviceProvider: ServiceLoader.load(DeviceProvider.class)) {

deviceProviders.put(deviceProvider.getDeviceIdentifier(), deviceProvider);

}

}

private static DeviceProvider getDeviceProvider(int deviceIdentifier) {

DeviceProvider deviceProvider = deviceProviders.get(deviceIdentifier);

if (deviceProvider == null) {

throw new IllegalArgumentException("Unknown device identifier: " + deviceIdentifier);

}

return deviceProvider;

}

public static Class<? extends Device> getDeviceClass(int deviceIdentifier) {

return getDeviceProvider(deviceIdentifier).getDeviceClass();

}

public static String getDeviceDisplayName(int deviceIdentifier) {

return getDeviceProvider(deviceIdentifier).getDeviceDisplayName();

}

public static Device createDevice(int deviceIdentifier, String uid, IPConnection ipcon) throws Exception {

return getDeviceClass(deviceIdentifier).getConstructor(String.class, IPConnection.class).newInstance(uid, ipcon);

}

}