gov/nasa/worldwind/cache/BasicDataFileCache.java

   1 /*
   2 Copyright (C) 2001, 2006 United States Government
   3 as represented by the Administrator of the
   4 National Aeronautics and Space Administration.
   5 All Rights Reserved.
   6 */
   7 package gov.nasa.worldwind.cache;
   8
   9 import gov.nasa.worldwind.Configuration;
  10 import gov.nasa.worldwind.avlist.AVKey;
  11 import gov.nasa.worldwind.util.Logging;
  12
  13 /**
  14  * @author Tom Gaskins
  15  * @version $Id: BasicDataFileCache.java 2471 2007-07-31 21:50:57Z tgaskins $
  16  */
  17 public class BasicDataFileCache extends AbstractFileCache
  18 {
  19     public BasicDataFileCache()
  20     {
  21         String cachePathName = Configuration.getStringValue(AVKey.DATA_FILE_CACHE_CONFIGURATION_FILE_NAME);
  22         if (cachePathName == null)
  23         {
  24             String message = Logging.getMessage("FileCache.NoConfiguration");
  25             Logging.logger().severe(message);
  26             throw new IllegalStateException(message);
  27         }
  28
  29         java.io.InputStream is = this.getClass().getClassLoader().getResourceAsStream(cachePathName);
  30         if (is == null)
  31         {
  32             String message = Logging.getMessage("FileCache.ConfigurationNotFound", cachePathName);
  33             Logging.logger().severe(message);
  34             throw new IllegalStateException(message);
  35         }
  36
  37         this.initialize(is);
  38     }
  39 }