Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/DGMSelect.java @ 2013:9d5f339d83a3

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#380 Validate the user selected DEM in the server. flys-artifacts/trunk@3462 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 19 Dec 2011 10:01:17 +0000
parents 8a2cbf947395
children a075f26a516c
comparison
equal deleted inserted replaced
2012:514d26021728 2013:9d5f339d83a3
4 4
5 import org.w3c.dom.Element; 5 import org.w3c.dom.Element;
6 6
7 import org.apache.log4j.Logger; 7 import org.apache.log4j.Logger;
8 8
9 import de.intevation.artifacts.Artifact;
9 import de.intevation.artifacts.CallContext; 10 import de.intevation.artifacts.CallContext;
10 11
11 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator; 12 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
12 13
14 import de.intevation.flys.model.DGM;
15 import de.intevation.flys.model.River;
16
13 import de.intevation.flys.artifacts.FLYSArtifact; 17 import de.intevation.flys.artifacts.FLYSArtifact;
14 import de.intevation.flys.model.DGM; 18 import de.intevation.flys.utils.FLYSUtils;
15 19
16 20
17 /** 21 /**
18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> 22 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
19 */ 23 */
20 public class DGMSelect extends DefaultState { 24 public class DGMSelect extends DefaultState {
21 25
22 private static final Logger logger = Logger.getLogger(DGMSelect.class); 26 private static final Logger logger = Logger.getLogger(DGMSelect.class);
27
28 public static final String ERR_EMPTY = "error_no_dgm_selected";
29 public static final String ERR_INVALID_DGM = "error_invalid_dgm_selected";
30 public static final String ERR_BAD_DGM_RANGE = "error_bad_dgm_range";
31 public static final String ERR_BAD_DGM_RIVER = "error_bad_dgm_river";
23 32
24 33
25 @Override 34 @Override
26 protected String getUIProvider() { 35 protected String getUIProvider() {
27 return "dgm_datacage_panel"; 36 return "dgm_datacage_panel";
64 logger.warn("Cannot parse int value: '" + value + "'"); 73 logger.warn("Cannot parse int value: '" + value + "'");
65 } 74 }
66 75
67 return ""; 76 return "";
68 } 77 }
78
79
80 @Override
81 public boolean validate(Artifact artifact)
82 throws IllegalArgumentException
83 {
84 FLYSArtifact flys = (FLYSArtifact) artifact;
85
86 DGM dgm = getDGM(flys);
87
88 if (dgm == null) {
89 throw new IllegalArgumentException(ERR_INVALID_DGM);
90 }
91
92 double l = dgm.getLower().doubleValue();
93 double u = dgm.getUpper().doubleValue();
94
95 double[] range = FLYSUtils.getKmFromTo(flys);
96
97 if (range[0] < l || range[0] > u || range[1] < l || range[1] > u) {
98 throw new IllegalArgumentException(ERR_BAD_DGM_RANGE);
99 }
100
101 River selectedRiver = FLYSUtils.getRiver(flys);
102 River dgmRiver = dgm.getRiver();
103
104 if (selectedRiver != dgmRiver) {
105 throw new IllegalArgumentException(ERR_BAD_DGM_RIVER);
106 }
107
108 return true;
109 }
110
111
112 /**
113 * Returns the DGM specified in the parameters of <i>flys</i>.
114 *
115 * @param flys The FLYSArtifact that knows the ID of a DGM.
116 *
117 * @throws IllegalArgumentException If the FLYSArtifact doesn't know the ID
118 * of a DGM.
119 *
120 * @return the DGM specified by FLYSArtifact's parameters.
121 */
122 public static DGM getDGM(FLYSArtifact flys)
123 throws IllegalArgumentException
124 {
125 try {
126 Integer dgmId = flys.getDataAsInteger("dgm");
127 if (dgmId == null) {
128 throw new IllegalArgumentException(ERR_EMPTY);
129 }
130
131 logger.debug("Found selected dgm: '" + dgmId + "'");
132
133 return DGM.getDGM(dgmId);
134 }
135 catch (NumberFormatException nfe) {
136 throw new IllegalArgumentException(ERR_INVALID_DGM);
137 }
138 }
69 } 139 }
70 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : 140 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
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