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package dongfang.mkt.main;
import java.io.BufferedReader;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintStream;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import dongfang.mkt.comm.FrameQueue;
import dongfang.mkt.comm.MKConnection;
import dongfang.mkt.comm.serial.RXTXSerialPort;
import dongfang.mkt.frames.OSDDataRequestFrame;
import dongfang.mkt.frames.OSDDataResponseFrame;
public class OSDLogger
{
private static final PrintStream STDERR =
System.
out;
// private static final FrameFactory ff = MKVersion.getFrameFactory(null);
interface Logger {
void start
(String timestamp
) throws IOException;
void log
(OSDDataResponseFrame f,
long timestamp
) throws IOException;
void end
() throws IOException;
}
static class ConsoleOSDLogger
implements Logger {
public void start
(String logId
) {}
public void log
(OSDDataResponseFrame f,
long timestamp
) {
if (f ==
null) {
System.
out.
println("Oops, null response frame.");
return;
}
System.
out.
println(f
);
}
public void end
() {}
}
static class XMLOSDLogger
implements Logger {
Writer w
;
String encoding
;
XMLOSDLogger
(OutputStream out,
String encoding
) throws IOException {
w =
new OutputStreamWriter(out, encoding
);
this.
encoding = encoding
;
}
public void start
(String logId
) throws IOException {
w.
write("<?xml version=\"1.0\" encoding=\"" + encoding +
"\"?>\n");
w.
write("<mk-osddata time=\"" + logId +
"\">\n");
}
public void log
(OSDDataResponseFrame f,
long timestamp
)
throws IOException {
if (f==
null)
return;
w.
write(" <dataset timestamp=\"" + timestamp +
"\" version=\"" + f.
getVersion() +
"\">\n");
w.
write(" <currentPosition " + f.
getCurrentPosition().
toXML() +
"/>\n");
w.
write(" <targetPosition " + f.
getTargetPosition().
toXML() +
" " + f.
getCurrentToTarget().
toXML() +
"/>\n");
w.
write(" <homePosition " + f.
getHomePosition().
toXML() +
" " + f.
getCurrentToHome().
toXML() +
"/>\n");
w.
write(" <heading compass=\"" + f.
getCompassHeading() +
"\" flight=\"" + f.
getDirectionOfFlight() +
"\" groundSpeed=\"" +
((double)f.
getGroundSpeed())/
100 +
"\"/>\n");
w.
write(" <waypoints index=\"" + f.
getWaypointIndex() +
"\" count=\"" + f.
getWaypointCount() +
"\"/>\n");
w.
write(" <height barometric=\"" + f.
getHeightByPressure() +
"\" barometricVerticalVelocity=\"" + f.
getVerticalVelocityByPressure() +
"\" gpsVerticalVelocity=\"" + f.
getVerticalVelocityByGPS() +
"\"/>\n");
w.
write(" <status rcQuality=\"" + f.
getRcQuality() +
"\" fcflags=\"" + f.
getFcFlags() +
"\" fcflags2=\"" + f.
getFcFlags2() +
"\" ncflags=\"" + f.
getNcFlags() +
"\" errorCode=\"" + f.
getErrorCode() +
"\" numberOfSatellites=\"" + f.
getNumberOfSatellites() +
"\"/>\n");
w.
write(" <flight time=\"" + f.
getFlightTime() +
"\" batteryVoltage=\"" + f.
getBatteryVoltage() +
"\" throttle=\"" + f.
getThrottle() +
"\" current=\"" + f.
getCurrent() +
"\" capacityUsed=\"" + f.
getCapacityUsed() +
"\"/>\n");
w.
write(" <attitude pitch=\"" + f.
getPitchAngle() +
"\" roll=\"" + f.
getRollAngle() +
"\"/>\n");
/*
private int operatingRadius;
private int targetLoiterTime;
private int setpointForAltitude; // 16 bit signed.
*/
w.
write(" </dataset>\n");
}
public void end
() throws IOException {
w.
write("</mk-osddata>\n");
w.
flush();
w.
close();
}
}
static class CompositeOSDLogger
implements Logger {
List<Logger> loggers =
new ArrayList<Logger>(2);
public void log
(OSDDataResponseFrame f,
long timestamp
) throws IOException {
for (Logger l : loggers
)
l.
log(f, timestamp
);
}
public void start
(String logId
) throws IOException {
for (Logger l : loggers
)
l.
start(logId
);
}
public void end
() throws IOException {
for (Logger l : loggers
)
l.
end();
}
void add
(Logger l
) {
loggers.
add(l
);
}
}
private static Logger createLogger
(OutputStream out,
String encoding
) throws IOException {
Logger consoleLogger =
new ConsoleOSDLogger
();
XMLOSDLogger xmlLogger =
new XMLOSDLogger
(out, encoding
);
CompositeOSDLogger logger =
new CompositeOSDLogger
();
logger.
add(consoleLogger
);
logger.
add(xmlLogger
);
return logger
;
}
private void prepareLoggers
(final FrameQueue q,
final Logger logger
)
throws IOException {
new Thread() {
public void run
() {
}
}.
start();
}
private void osd
(final FrameQueue q,
final Logger logger,
final int interval
) throws IOException {
long timer =
0;
OSDDataRequestFrame f =
new OSDDataRequestFrame
();
f.
setAutoSendInterval(interval
);
BufferedReader in =
new BufferedReader(new InputStreamReader(System.
in));
Long firsttimestamp =
null;
while (!in.
ready())
try {
long now =
System.
currentTimeMillis();
if (now - timer
> 3000) {
timer = now
;
q.
sendRequest(f
);
}
OSDDataResponseFrame rf =
(OSDDataResponseFrame
) q.
getResponseFor(f,
5000);
long timestamp =
System.
currentTimeMillis();
if (firsttimestamp ==
null) {
firsttimestamp = timestamp
;
timestamp =
0;
} else {
timestamp -= firsttimestamp
;
}
logger.
log(rf, timestamp
);
} catch (IOException ex
) {
STDERR.
println(ex
);
}
}
public static void main
(String[] args
) throws IOException {
OSDLogger test =
new OSDLogger
();
MKConnection _port =
new RXTXSerialPort
();
_port.
init(null);
FrameQueue q =
new FrameQueue
(_port
);
String encoding =
"iso-8859-1";
OutputStream fout =
new FileOutputStream("osd.xml");
Logger logger = createLogger
(fout, encoding
);
logger.
start(new Date().
toGMTString());
test.
osd(q, logger,
20);
logger.
end();
fout.
close();
}
}