41 lines
1.5 KiB
Java
41 lines
1.5 KiB
Java
package nodomain.freeyourgadget.gadgetbridge.service.devices.garmin.http;
|
|
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
import java.io.BufferedInputStream;
|
|
import java.io.DataInputStream;
|
|
import java.io.File;
|
|
import java.io.FileInputStream;
|
|
import java.io.IOException;
|
|
import java.util.Map;
|
|
|
|
import nodomain.freeyourgadget.gadgetbridge.service.devices.garmin.GarminSupport;
|
|
|
|
public class EphemerisHandler {
|
|
private static final Logger LOG = LoggerFactory.getLogger(EphemerisHandler.class);
|
|
private final GarminSupport deviceSupport;
|
|
|
|
public EphemerisHandler(GarminSupport deviceSupport) {
|
|
this.deviceSupport = deviceSupport;
|
|
}
|
|
|
|
public byte[] handleEphemerisRequest(final String path, final Map<String, String> query) {
|
|
try {
|
|
final File exportDirectory = deviceSupport.getWritableExportDirectory();
|
|
final File ephemerisDataFile = new File(exportDirectory, "CPE.BIN");
|
|
if (!ephemerisDataFile.exists() || !ephemerisDataFile.isFile()) {
|
|
throw new IOException("Cannot locate CPE.BIN file in export/import directory.");
|
|
}
|
|
final byte[] bytes = new byte[(int) ephemerisDataFile.length()];
|
|
final BufferedInputStream bis = new BufferedInputStream(new FileInputStream(ephemerisDataFile));
|
|
final DataInputStream dis = new DataInputStream(bis);
|
|
dis.readFully(bytes);
|
|
return bytes;
|
|
} catch (IOException e) {
|
|
LOG.error("Unable to obtain ephemeris data.", e);
|
|
return null;
|
|
}
|
|
}
|
|
}
|