Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/DistanceInfoService.java @ 2004:94c4dd5aaf20

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Made StaticState a bit more convenient to use. flys-artifacts/trunk@3446 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 16 Dec 2011 14:11:50 +0000
parents 26e19cdaed5e
children e92bc9b0ca1d
rev   line source
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.artifacts.services;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
3 import java.math.BigDecimal;
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
4 import java.util.Iterator;
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6 import org.apache.log4j.Logger;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8 import org.w3c.dom.Document;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9 import org.w3c.dom.Element;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
11 import de.intevation.artifacts.CallMeta;
966
a63d79107289 Adjusted services to implement changed signature.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 922
diff changeset
12 import de.intevation.artifacts.GlobalContext;
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
13
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
14 import de.intevation.artifacts.common.ArtifactNamespaceContext;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
15 import de.intevation.artifacts.common.utils.XMLUtils;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
16
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17 import de.intevation.flys.model.Annotation;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18 import de.intevation.flys.model.Attribute;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 import de.intevation.flys.model.Position;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
20 import de.intevation.flys.model.Range;
686
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
21 import de.intevation.flys.model.Edge;
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23 import de.intevation.flys.artifacts.model.AnnotationsFactory;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
25 import de.intevation.flys.artifacts.cache.CacheFactory;
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
26
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
27 import net.sf.ehcache.Cache;
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
28
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 /**
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 * This service provides information about distances of a specified river.
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31 *
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
32 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
33 */
1631
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
34 public class DistanceInfoService extends FLYSService {
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
36 private static enum DistanceFilter {
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
37 NONE, LOCATIONS, DISTANCES
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
38 }
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
39
1070
b1ed0ec0236f Smaller Cosmetics.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 966
diff changeset
40 /** The logger used in this service. */
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
41 private static Logger logger = Logger.getLogger(DistanceInfoService.class);
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
42
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
43 public static final String CACHE_NAME = "service-distanceinfo";
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
44
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
45 public static final String RIVER_XPATH = "/art:river/text()";
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
46
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
47 public static final String FILTER_XPATH = "/art:river/art:filter/text()";
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
48
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
49
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
50 /**
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
51 * The default constructor.
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
52 */
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
53 public DistanceInfoService() {
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
54 }
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
55
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
56
966
a63d79107289 Adjusted services to implement changed signature.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 922
diff changeset
57 @Override
1631
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
58 public Document doProcess(
966
a63d79107289 Adjusted services to implement changed signature.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 922
diff changeset
59 Document data,
a63d79107289 Adjusted services to implement changed signature.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 922
diff changeset
60 GlobalContext globalContext,
a63d79107289 Adjusted services to implement changed signature.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 922
diff changeset
61 CallMeta callMeta
a63d79107289 Adjusted services to implement changed signature.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 922
diff changeset
62 ) {
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
63 logger.debug("DistanceInfoService.process");
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
64
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
65 String river = XMLUtils.xpathString(
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
66 data, RIVER_XPATH, ArtifactNamespaceContext.INSTANCE);
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
67
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
68 String filter = XMLUtils.xpathString(
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
69 data, FILTER_XPATH, ArtifactNamespaceContext.INSTANCE);
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
70
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
71 if (river == null || (river = river.trim()).length() == 0) {
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
72 logger.warn("No river specified. Cannot return distance info!");
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
73 return XMLUtils.newDocument();
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
74 }
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
75
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
76 logger.debug("Search distances for river: " + river);
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
77
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
78 Cache cache = CacheFactory.getCache(CACHE_NAME);
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
79
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
80 if (cache == null) {
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
81 logger.debug("no cache configured for distance info");
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
82 return getUncached(river, filter);
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
83 }
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
84
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
85
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
86 String key = getCacheKey(river, filter);
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
87
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
88 net.sf.ehcache.Element element = cache.get(key);
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
89
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
90 if (element != null) {
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
91 logger.debug("distance info found in cache");
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
92 return (Document)element.getValue();
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
93 }
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
94
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
95 Document result = getUncached(river, filter);
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
96
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
97 element = new net.sf.ehcache.Element(key, result);
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
98
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
99 logger.debug("store distance info found into cache");
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
100
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
101 cache.put(element);
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
102
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
103 return result;
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
104 }
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
105
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
106
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
107 protected String getCacheKey(String river, String filtertype) {
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
108 return filtertype != null && filtertype.length() > 0
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
109 ? river + "_" + filtertype
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
110 : river;
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
111 }
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
112
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
113
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
114 protected Document getUncached(String river, String filtertype) {
644
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
115
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
116 Document result = XMLUtils.newDocument();
02c0cce0e469 Introduce a cache for the distance-info service
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 316
diff changeset
117
1631
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
118 Iterator<Annotation> iter =
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
119 AnnotationsFactory.getAnnotationsIterator(river);
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
120
1631
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
121 Element all = result.createElement("distances");
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
122
1631
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
123 DistanceFilter filter = getDistanceFilter(filtertype);
314
aeeb9054b7cf Acquire/release sessions in services to avoid db connection leaks.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 301
diff changeset
124
1631
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
125 while (iter.hasNext()) {
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
126 Annotation a = iter.next();
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
127 Element distance = buildDistanceNode(result, a, filter);
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
128
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
129 if (distance != null) {
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
130 all.appendChild(distance);
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
131 }
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
132 }
1631
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
133
26e19cdaed5e Improved database session handling in services and artifacts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1070
diff changeset
134 result.appendChild(all);
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
135
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
136 return result;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
137 }
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
138
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
139
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
140 protected static DistanceFilter getDistanceFilter(String type) {
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
141 if (type.equals("locations")) {
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
142 logger.debug("Found 'location' filter.");
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
143 return DistanceFilter.LOCATIONS;
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
144 }
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
145 else if (type.equals("distances")) {
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
146 logger.debug("Found 'distances' filter.");
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
147 return DistanceFilter.DISTANCES;
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
148 }
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
149
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
150 logger.debug("Do not use any filter at all.");
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
151
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
152 return DistanceFilter.NONE;
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
153 }
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
154
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
155
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
156 /**
1070
b1ed0ec0236f Smaller Cosmetics.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 966
diff changeset
157 * Builds an Element for a distance info.
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
158 *
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
159 * @param anno The Annotation that provides information about the distance.
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
160 *
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
161 * @return an Element that contains information about a distance.
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
162 */
686
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
163 protected static Element buildDistanceNode(
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
164 Document document,
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
165 Annotation anno,
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
166 DistanceFilter filter
686
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
167 ) {
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
168 Position pos = anno.getPosition();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
169 Range range = anno.getRange();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
170 Attribute attr = anno.getAttribute();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
171 Edge edge = anno.getEdge();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
172 BigDecimal a = range.getA();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
173 BigDecimal b = range.getB();
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
174
922
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
175 if (b == null && filter == DistanceFilter.DISTANCES) {
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
176 return null;
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
177 }
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
178
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
179 if (b != null && filter == DistanceFilter.LOCATIONS) {
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
180 return null;
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
181 }
95356252c309 Added the option to call the distance info service with a filter to fetch locations or distances only.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 704
diff changeset
182
686
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
183 Element distance = document.createElement("distance");
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
184
686
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
185 distance.setAttribute("description", pos.getValue());
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
186
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
187 String riverSide = attr.getValue();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
188
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
189 if (riverSide != null && riverSide.length() > 0) {
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
190 distance.setAttribute("riverside", riverSide);
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
191 }
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
192
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
193 if (a != null) {
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
194 distance.setAttribute("from", a.toString());
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
195 }
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
196 if (b != null) {
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
197 distance.setAttribute("to", b.toString());
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
198 }
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
199 if (edge != null) {
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
200 BigDecimal bottom = edge.getBottom();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
201 BigDecimal top = edge.getTop();
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
202 if (bottom != null) {
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
203 distance.setAttribute("bottom", bottom.toString());
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
204 }
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
205 if (top != null) {
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
206 distance.setAttribute("top", top.toString());
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
207 }
3dc61e00385e Merged with trunk and introduced hashing of computed values.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 644
diff changeset
208 }
301
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
209
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
210 return distance;
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
211 }
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
212 }
1a00cb4998a8 Implemented a service that retrieves distance information for a specific river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
213 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org