Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/utils/MapfileGenerator.java @ 621:567216b56983
Added MapfileGenerator stub and MapfileGenerator calls after writing and removing shapefiles.
gnv-artifacts/trunk@692 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Wed, 17 Feb 2010 09:40:15 +0000 |
| parents | |
| children | 89aca25642d6 |
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| 620:f668c881f45a | 621:567216b56983 |
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| 1 package de.intevation.gnv.utils; | |
| 2 | |
| 3 import org.apache.log4j.Logger; | |
| 4 | |
| 5 | |
| 6 /** | |
| 7 * @author Ingo Weinzierl (ingo.weinzierl@intevation.de) | |
| 8 */ | |
| 9 public class MapfileGenerator | |
| 10 extends Thread | |
| 11 { | |
| 12 | |
| 13 public static final String MAPFILE_PATH = | |
| 14 "/artifact-database/map-generator/mapfile/@path"; | |
| 15 | |
| 16 protected static final long SLEEPTIME = 10 * 1000L; // 10 seconds | |
| 17 | |
| 18 private static Logger logger = Logger.getLogger(MapfileGenerator.class); | |
| 19 | |
| 20 private static MapfileGenerator instance; | |
| 21 | |
| 22 private boolean lock[]; | |
| 23 | |
| 24 | |
| 25 | |
| 26 private MapfileGenerator() { | |
| 27 lock = new boolean[1]; | |
| 28 } | |
| 29 | |
| 30 | |
| 31 public static void main(String[] args) { | |
| 32 // TODO Implement me | |
| 33 } | |
| 34 | |
| 35 | |
| 36 public static synchronized MapfileGenerator getInstance() { | |
| 37 if (instance == null) { | |
| 38 instance = new MapfileGenerator(); | |
| 39 instance.setDaemon(true); | |
| 40 instance.start(); | |
| 41 } | |
| 42 | |
| 43 return instance; | |
| 44 } | |
| 45 | |
| 46 | |
| 47 public void update() { | |
| 48 synchronized (lock) { | |
| 49 lock[0] = true; | |
| 50 lock.notify(); | |
| 51 } | |
| 52 } | |
| 53 | |
| 54 | |
| 55 public void run() { | |
| 56 try { | |
| 57 for (;;) { | |
| 58 synchronized (lock) { | |
| 59 while (!lock[0]) { | |
| 60 lock.wait(SLEEPTIME); | |
| 61 } | |
| 62 | |
| 63 lock[0] = false; | |
| 64 } | |
| 65 | |
| 66 logger.info("Update mapfile for MapServer."); | |
| 67 generate(); | |
| 68 } | |
| 69 } | |
| 70 catch (InterruptedException ie) { | |
| 71 } | |
| 72 } | |
| 73 | |
| 74 | |
| 75 private void generate() { | |
| 76 logger.debug("IMPLEMENT ME"); | |
| 77 } | |
| 78 } | |
| 79 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8: |