public void stop(BundleContext context) throws Exception {
oneWireProducerRegister.stop();
eventProducer.stop();
// kill the monitor
dm.killMonitor();
// free port used by adapter
adapter.freePort();
}
/** Load the configuration properties and register e new service */
private void initialize() throws Exception {
if (context == null) return;
// Get the Config-Location value from the manifest
String configLocation = null;
Dictionary dict = context.getBundle().getHeaders();
Enumeration enum1 = dict.keys();
while (enum1.hasMoreElements()) {
Object nextKey = enum1.nextElement();
Object nextElem = dict.get(nextKey);
if (nextKey.equals("Config-Location")) {
configLocation = nextElem.toString();
break;
}
}
if (configLocation == null) {
configLocation = CONFIGFILE;
}
// Load properties from configLocation file
InputStream is = getClass().getResourceAsStream(configLocation);
Properties props = Configuration.loadProperties(is);
String ptraceout = props.getProperty("traceout");
PrintStream traceout = null;
if (ptraceout != null) {
if (ptraceout.equals("System.out")) {
traceout = System.out;
} else if (ptraceout.equals("System.err")) {
traceout = System.err;
} else {
// TODO instanciante the class with the name
System.err.println("custom trace is not implemented !");
}
} else {
traceout = null;
}
// Get the properties
String adapter_name = props.getProperty("adapterName");
String port_name = props.getProperty("portName");
traceln("Configured Adapter:" + adapter_name + " on port:" + port_name);
String poll_interval = props.getProperty("pollInterval");
int pollInterval = 1000; // default 1000 millisec
if (poll_interval != null) {
pollInterval = Integer.parseInt(poll_interval);
}
try {
if (adapter_name == null || port_name == null) {
// get the default adapter
adapter = OneWireAccessProvider.getDefaultAdapter();
} else {
adapter = OneWireAccessProvider.getAdapter(adapter_name, port_name);
}
traceln("Found adapter: " + adapter.getAdapterName() + " on port: " + adapter.getPortName());
} catch (Exception e) {
traceln("That is not a valid adapter/port combination.");
Enumeration en = OneWireAccessProvider.enumerateAllAdapters();
while (en.hasMoreElements()) {
DSPortAdapter temp = (DSPortAdapter) en.nextElement();
traceln("Adapter: " + temp.getAdapterName());
Enumeration f = temp.getPortNames();
while (f.hasMoreElements()) {
traceln(" Port name : " + ((String) f.nextElement()));
}
}
return;
}
traceln("Adapter: " + adapter.getAdapterName() + " Port: " + adapter.getPortName());
// clear any previous search restrictions
adapter.setSearchAllDevices();
adapter.targetAllFamilies();
adapter.setSpeed(DSPortAdapter.SPEED_REGULAR);
// SPEED_OVERDRIVE, SPEED_HYPERDRIVE, SPEED_FLEX
// create a network monitor
dm = new DeviceMonitor(adapter);
eventProducer = new EventProducer(context, traceout);
oneWireProducerRegister = new OneWireProducerRegister(context, pollInterval, traceout);
// add this to the event listers
dm.addDeviceMonitorEventListener(eventProducer);
dm.addDeviceMonitorEventListener(oneWireProducerRegister);
// start the monitor
// start the monitor
Thread thread = new Thread(dm);
thread.setName(DeviceMonitor.class.getName());
thread.start();
}