Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/WaterlevelSelectState.java @ 1178:1b432c260e97

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Enabled the FloodMapState to fetch waterlevel data from external Artifact. flys-artifacts/trunk@2764 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 15 Sep 2011 15:36:05 +0000
parents 23eb122c8ec1
children 1aba1a75beb2
comparison
equal deleted inserted replaced
1177:70b8ac64404b 1178:1b432c260e97
1 package de.intevation.flys.artifacts.states; 1 package de.intevation.flys.artifacts.states;
2
3 import org.apache.log4j.Logger;
4
5 import de.intevation.artifacts.Artifact;
6 import de.intevation.artifacts.CallContext;
7
8 import de.intevation.artifactdatabase.data.DefaultStateData;
9 import de.intevation.artifactdatabase.data.StateData;
10
11 import de.intevation.flys.artifacts.FLYSArtifact;
12 import de.intevation.flys.utils.FLYSUtils;
13
2 14
3 /** 15 /**
4 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> 16 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
5 */ 17 */
6 public class WaterlevelSelectState extends DefaultState { 18 public class WaterlevelSelectState extends DefaultState {
7 19
20 private static final Logger logger =
21 Logger.getLogger(WaterlevelSelectState.class);
22
23 public static final String SPLIT_CHAR = ";";
24
25
8 @Override 26 @Override
9 protected String getUIProvider() { 27 protected String getUIProvider() {
10 return "wsp_datacage_panel"; 28 return "wsp_datacage_panel";
11 } 29 }
30
31
32 @Override
33 public StateData transform(
34 FLYSArtifact flys,
35 CallContext cc,
36 String name,
37 String val
38 ) {
39 if (!isValueValid(val)) {
40 logger.error("The given input string is not valid: '" + val + "'");
41 return null;
42 }
43
44 return new DefaultStateData(name, null, null, strip(val));
45 }
46
47
48 @Override
49 public boolean validate(Artifact artifact)
50 throws IllegalArgumentException
51 {
52 FLYSArtifact flys = (FLYSArtifact) artifact;
53
54 StateData data = flys.getData("wsp");
55
56 if (data == null) {
57 throw new IllegalArgumentException("WSP is empty");
58 }
59
60 return true;
61 }
62
63
64 public static String strip(String value) {
65 int start = value.indexOf("[");
66 int end = value.indexOf("]");
67
68 if (start < 0 || end < 0) {
69 return value;
70 }
71
72 value = value.substring(start+1, end);
73
74 return value;
75 }
76
77
78 /**
79 * Validates the given String. A valid string for this state requires the
80 * format: "UUID;FACETNAME;FACETINDEX".
81 *
82 * @param value The string value requires validation.
83 *
84 * @return true, if the string applies the specified format, otherwise
85 * false.
86 */
87 public static boolean isValueValid(String value) {
88 logger.debug("Validate string: '" + value + "'");
89
90 value = strip(value);
91
92 logger.debug("Validate substring: '" + value + "'");
93
94 if (value == null || value.length() == 0) {
95 return false;
96 }
97
98 String[] parts = value.split(SPLIT_CHAR);
99
100 if (parts == null || parts.length < 3) {
101 return false;
102 }
103
104 if (parts[0] == null || parts[0].length() == 0) {
105 return false;
106 }
107
108 if (parts[1] == null || parts[1].length() == 0) {
109 return false;
110 }
111
112 try {
113 Integer.parseInt(parts[2]);
114 }
115 catch (NumberFormatException nfe) {
116 logger.error("Index is not a valid integer!", nfe);
117 }
118
119 return true;
120 }
12 } 121 }
13 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : 122 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org