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/**
* Adapter control port implementation for dynamic interactions with Test Adapter
*
* @author ETSI / STF424
* @version $URL$
* $Id$
*
*/
package org.etsi.its.adapter.ports;
import org.etsi.common.ByteHelper;
import org.etsi.its.adapter.Management;
/** This class implements behaviour for Adapter controller port
*
*/
public class AdapterControlPort extends AdapterPort implements IPort, IObservable {
/* AdapterControl Primitives */
private static final byte AcGnPrimitive = 0;
private static final byte AcGn6Primitive = 1;
/* AdapterControl Response */
private static final byte AcGnResponse = 0;
//private static final byte AcGn6Response = 1;
/* GN Commands */
private static final byte AcStartBeaconing = 0;
private static final byte AcStopBeaconing = 1;
private static final byte AcStartPassBeaconing = 2;
private static final byte AcStopPassBeaconing = 3;
private static final byte AcStartBeaconingMultipleNeighbour = 4;
private static final byte AcStopBeaconingMultipleNeighbour = 5;
private static final byte AcGetLongPosVector = 6;
/* GN Responses */
protected static final byte AcGnResponseFailure = 0;
protected static final byte AcLongPosVector = 6;
protected static final byte AcTrue = 0x01;
protected static final byte AcFalse = 0x01;
/**
* Constructor
* @param portName Name of the port
* @param componentName Name of the component owning this port instance
*/
public AdapterControlPort(final String portName, final String componentName) {
super(portName, componentName);
}
@Override
public boolean send(final byte[] message) {
boolean result = true;
try {
// Decode non protocol part
switch(message[0]) {
case AcGnPrimitive: {
byte[] data = ByteHelper.extract(message, 2, message.length - 2);
switch (message[1]) {
case AcGetLongPosVector:
ProcessAcGetLongPosVector(data);
break;
case AcStartBeaconing:
Management.getInstance(getComponentName()).startBeaconing(data);
break;
case AcStopBeaconing:
Management.getInstance(getComponentName()).stopBeaconing();
break;
case AcStartPassBeaconing:
ProcessAcStartPassBeaconing(data);
break;
case AcStopPassBeaconing:
Management.getInstance(getComponentName()).stopEnqueueingBeacons();
break;
case AcStartBeaconingMultipleNeighbour:
// TODO
break;
case AcStopBeaconingMultipleNeighbour:
// TODO
break;
}
}
break;
case AcGn6Primitive:
/* FIXME
try {
byte[] buf = new byte[4096];
DatagramSocket remoteAdapterSocket = new DatagramSocket();
InetAddress remoteAdapterAddress = InetAddress.getByName(((CharstringValue)TERFactory.getInstance().getTaParameter("Gn6RemoteAdapterIp")).getString());
int remoteAdapterPort = Integer.decode(((CharstringValue)TERFactory.getInstance().getTaParameter("Gn6RemoteAdapterPort")).getString());
DatagramPacket command = new DatagramPacket(new byte[] {CMD_IFACES}, 1, remoteAdapterAddress, remoteAdapterPort);
DatagramPacket response = new DatagramPacket(buf, buf.length);
remoteAdapterSocket.send(command);
remoteAdapterSocket.receive(response);
byte[] data = ByteHelper.extract(response.getData(), response.getOffset(), response.getLength());
if(data[0] == RPL_IFACES) {
// enqueue response...
byte[] buffer = impl.Encode(TestAdapterMessageTypeEnum.AcGn6Response, ByteHelper.extract(data, 1, data.length - 1), new Date().getTime());
setChanged();
notifyObservers(new PortEvent(buffer, getPortName(), getComponentName()));
}
} catch (SocketException e) {
e.printStackTrace();
} catch (UnknownHostException e) {
e.printStackTrace();
}
*/
break;
} // End of 'switch' statement
return result;
} catch (Exception e) {
e.printStackTrace();
}
return false;
} // End of method send
/**
* Processes AcGetLongPosVector command
* @param data
*/
private void ProcessAcGetLongPosVector(final byte[] gnAddress) {
new Thread(new Runnable() {
@Override
public void run() {
byte[] response = null;
byte[] responseHdr = {(byte)AcGnResponse, (byte)0x00};
byte[] longPosVector = Management.getInstance(getComponentName()).getLongPositionVector(gnAddress);
if((longPosVector == null) || (longPosVector.length == 0)) {
responseHdr[1] = (byte)AcGnResponseFailure;
response = ByteHelper.concat(responseHdr, new byte[]{AcTrue});
}
else {
responseHdr[1] = (byte)AcLongPosVector;
response = ByteHelper.concat(responseHdr, longPosVector);
}
setChanged();
notifyObservers(new PortEvent(response, getPortName(), getComponentName()));
}
}).start();
}
private void ProcessAcStartPassBeaconing(final byte[] beacon) {
byte[] response = {(byte)AcGnResponse, (byte)AcGnResponseFailure, (byte)AcFalse};
Management.getInstance(getComponentName()).startEnqueueingBeacons(beacon);
setChanged();
notifyObservers(new PortEvent(response, getPortName(), getComponentName()));
}
@Override
public void dispose() {
//empty
}
} // End of class AdapterControlPort