コード例 #1
0
 /**
  * Start a new {@link BulkRetrievalThread} that downloads all placenames for a given sector and
  * resolution to a specified file store.
  *
  * <p>This method creates and starts a thread to perform the download. A reference to the thread
  * is returned. To create a downloader that has not been started, construct a {@link
  * PlaceNameLayerBulkDownloader}.
  *
  * <p>Note that the target resolution must be provided in radians of latitude per texel, which is
  * the resolution in meters divided by the globe radius.
  *
  * @param sector the sector to download data for.
  * @param resolution the target resolution, provided in radians of latitude per texel.
  * @param fileStore the file store in which to place the downloaded elevations. If null the
  *     current World Wind file cache is used.
  * @param listener an optional retrieval listener. May be null.
  * @return the {@link PlaceNameLayerBulkDownloader} that executes the retrieval.
  * @throws IllegalArgumentException if the sector is null or the resolution is less than zero.
  * @see PlaceNameLayerBulkDownloader
  */
 public BulkRetrievalThread makeLocal(
     Sector sector, double resolution, FileStore fileStore, BulkRetrievalListener listener) {
   PlaceNameLayerBulkDownloader thread =
       new PlaceNameLayerBulkDownloader(this, sector, resolution, fileStore, listener);
   thread.setDaemon(true);
   thread.start();
   return thread;
 }
コード例 #2
0
 /**
  * Get the estimated size in bytes of the placenames not in a specified file store for the given
  * sector and resolution.
  *
  * <p>Note that the target resolution must be provided in radians of latitude per texel, which is
  * the resolution in meters divided by the globe radius.
  *
  * @param sector the sector to estimate.
  * @param resolution the target resolution, provided in radians of latitude per texel.
  * @param fileStore the file store to examine. If null the current World Wind file cache is used.
  * @return the estimated size in byte of the missing placenames.
  * @throws IllegalArgumentException if the sector is null or the resolution is less than zero.
  */
 public long getEstimatedMissingDataSize(Sector sector, double resolution, FileStore fileStore) {
   try {
     PlaceNameLayerBulkDownloader downloader =
         new PlaceNameLayerBulkDownloader(
             this,
             sector,
             resolution,
             fileStore != null ? fileStore : this.getDataFileStore(),
             null);
     return downloader.getEstimatedMissingDataSize();
   } catch (Exception e) {
     String message =
         Logging.getMessage("generic.ExceptionDuringDataSizeEstimate", this.getName());
     Logging.logger().severe(message);
     throw new RuntimeException(message);
   }
 }