public ByteBuffer run(Retriever retriever) {
if (!retriever.getState().equals(Retriever.RETRIEVER_STATE_SUCCESSFUL)) return null;
HTTPRetriever htr = (HTTPRetriever) retriever;
if (htr.getResponseCode() == HttpURLConnection.HTTP_NO_CONTENT) {
// Mark tile as missing to avoid excessive attempts
MercatorTiledImageLayer.this.levels.markResourceAbsent(tile);
return null;
}
if (htr.getResponseCode() != HttpURLConnection.HTTP_OK) return null;
URLRetriever r = (URLRetriever) retriever;
ByteBuffer buffer = r.getBuffer();
String suffix = WWIO.makeSuffixForMimeType(htr.getContentType());
if (suffix == null) {
return null; // TODO: log error
}
String path = tile.getPath().substring(0, tile.getPath().lastIndexOf("."));
path += suffix;
final File outFile = WorldWind.getDataFileStore().newFile(path);
if (outFile == null) return null;
try {
WWIO.saveBuffer(buffer, outFile);
return buffer;
} catch (IOException e) {
e.printStackTrace(); // TODO: log error
return null;
}
}
private byte[] getBytes(short[] array) {
try {
ByteArrayOutputStream bytestream = new ByteArrayOutputStream();
DataOutputStream datastream = new DataOutputStream(bytestream);
for (short n : array) {
datastream.writeShort(n);
}
datastream.flush();
return bytestream.toByteArray();
} catch (IOException ioe) {
Logging.logger().finest(ioe.getMessage());
}
return null;
}
public void run() {
if (Thread.currentThread().isInterrupted())
return; // the task was cancelled because it's a duplicate or for some other reason
try {
this.placemark.retrieveModel(this.address);
} catch (IOException e) {
String message = Logging.getMessage("generic.ExceptionWhileReading", e.getMessage());
Logging.logger().warning(message);
} catch (XMLStreamException e) {
String message =
Logging.getMessage("generic.ExceptionAttemptingToParseXml", e.getMessage());
Logging.logger().warning(message);
}
}
