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comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/FastCrossSectionLineFactory.java @ 2126:d626ae185305

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Use the fast cross section lines from backend now. flys-artifacts/trunk@3697 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Tue, 17 Jan 2012 17:05:18 +0000
parents dc28ea60b53d
children
comparison
equal deleted inserted replaced
2125:7a8f52267a5c 2126:d626ae185305
1 package de.intevation.flys.artifacts.model; 1 package de.intevation.flys.artifacts.model;
2 2
3 import de.intevation.flys.artifacts.cache.CacheFactory; 3 import de.intevation.flys.artifacts.cache.CacheFactory;
4 4
5 import de.intevation.flys.model.CrossSection; 5 import de.intevation.flys.model.CrossSection;
6 import de.intevation.flys.model.CrossSectionLine; 6
7 import de.intevation.flys.model.FastCrossSectionLine;
7 8
8 import net.sf.ehcache.Cache; 9 import net.sf.ehcache.Cache;
9 import net.sf.ehcache.Element; 10 import net.sf.ehcache.Element;
10 11
11 import java.util.List; 12 import java.util.List;
12 13
14 import org.apache.log4j.Logger;
13 15
14 public class FastCrossSectionLineFactory 16 public class FastCrossSectionLineFactory
15 { 17 {
18 private static Logger log =
19 Logger.getLogger(FastCrossSectionLineFactory.class);
20
16 public static final String CACHE_NAME = "fast-cross-section-lines"; 21 public static final String CACHE_NAME = "fast-cross-section-lines";
17 22
18 private FastCrossSectionLineFactory() { 23 private FastCrossSectionLineFactory() {
19 } 24 }
20 25
22 CrossSection cs, 27 CrossSection cs,
23 double km 28 double km
24 ) { 29 ) {
25 Cache cache = CacheFactory.getCache(CACHE_NAME); 30 Cache cache = CacheFactory.getCache(CACHE_NAME);
26 31
32 boolean debug = log.isDebugEnabled();
33
27 if (cache == null) { 34 if (cache == null) {
28 List<CrossSectionLine> lines = cs.getLines(km, km); 35 if (debug) {
29 return lines.isEmpty() 36 log.debug("No cross section chunk cache configured.");
30 ? null 37 }
31 : new FastCrossSectionLine(lines.get(0)); 38 List<FastCrossSectionLine> lines = cs.getFastLines(km, km);
39 return lines.isEmpty() ? null : lines.get(0);
32 } 40 }
33 41
34 String cacheKey = FastCrossSectionChunk.createHashKey(cs, km); 42 String cacheKey = FastCrossSectionChunk.createHashKey(cs, km);
35 43
36 Element element = cache.get(cacheKey); 44 Element element = cache.get(cacheKey);
37 45
38 FastCrossSectionChunk fcsc; 46 FastCrossSectionChunk fcsc;
39 47
40 if (element != null) { 48 if (element != null) {
49 if (debug) {
50 log.debug("Found cross section chunk in cache id: " +
51 cs.getId() + " km: " + km);
52 }
53
41 fcsc = (FastCrossSectionChunk)element.getValue(); 54 fcsc = (FastCrossSectionChunk)element.getValue();
42 } 55 }
43 else { 56 else {
57 if (debug) {
58 log.debug("Not found cross section chunk in cache id: " +
59 cs.getId() + " km: " + km + " -> loading");
60 }
44 fcsc = new FastCrossSectionChunk(cs, km); 61 fcsc = new FastCrossSectionChunk(cs, km);
45 element = new Element(cacheKey, fcsc); 62 element = new Element(cacheKey, fcsc);
46 cache.put(element); 63 cache.put(element);
47 } 64 }
48 65
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