Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/RiverInfoServiceImpl.java @ 5583:523cd27b4c42

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Element.getAttributeNS() does not return null values.
author Sascha L. Teichmann <teichmann@intevation.de>
date Fri, 05 Apr 2013 23:16:31 +0200
parents 9fca4d60fb7c
children
rev   line source
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1 package de.intevation.flys.client.server;
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2
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3 import java.text.DateFormat;
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4 import java.text.ParseException;
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5 import java.util.ArrayList;
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6 import java.util.Date;
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7 import java.util.List;
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8 import java.util.Locale;
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9 import javax.xml.xpath.XPathConstants;
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10
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11 import org.apache.log4j.Logger;
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12
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13 import org.w3c.dom.Document;
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14 import org.w3c.dom.Element;
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15 import org.w3c.dom.NodeList;
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16
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17 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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18 import de.intevation.artifacts.common.utils.XMLUtils;
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19 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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20 import de.intevation.artifacts.httpclient.http.HttpClient;
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21 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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22
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23 import de.intevation.flys.client.client.services.RiverInfoService;
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24 import de.intevation.flys.client.shared.exceptions.ServerException;
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25 import de.intevation.flys.client.shared.model.DefaultGaugeInfo;
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26 import de.intevation.flys.client.shared.model.DefaultMeasurementStation;
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27 import de.intevation.flys.client.shared.model.DefaultRiverInfo;
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28 import de.intevation.flys.client.shared.model.GaugeInfo;
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29 import de.intevation.flys.client.shared.model.MeasurementStation;
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30 import de.intevation.flys.client.shared.model.RiverInfo;
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31
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32
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33 /**
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34 * GWT Service to serve the gauge and measurement station info
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35 *
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36 * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a>
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37 */
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38 public class RiverInfoServiceImpl
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39 extends RemoteServiceServlet
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40 implements RiverInfoService
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41 {
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42 private static final Logger logger =
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43 Logger.getLogger(RiverInfoServiceImpl.class);
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44
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45 public static final String ERROR_NO_RIVER_INFO_FOUND =
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46 "error_no_riverinfo_found";
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47
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48 private static final String XPATH_RIVER =
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49 "/art:river-info/art:river";
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50
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51 private static final String XPATH_STATIONS =
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52 "/art:river-info/art:measurement-stations/art:measurement-station";
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53
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54 private static final String XPATH_GAUGES = "/art:river-info/art:gauges/art:gauge";
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55
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56 public static final DateFormat DATE_FORMAT = DateFormat.getDateInstance(
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57 DateFormat.SHORT, Locale.GERMANY);
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58
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59 public RiverInfo getGauges(String river) throws ServerException {
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60 logger.info("RiverInfoServiceImpl.getRiverInfo");
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61
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62 String url = getServletContext().getInitParameter("server-url");
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63
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64 Document doc = XMLUtils.newDocument();
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65
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66 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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67 doc,
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68 ArtifactNamespaceContext.NAMESPACE_URI,
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69 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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70
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71 Element riverele = ec.create("river");
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72 riverele.setTextContent(river);
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73
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74 doc.appendChild(riverele);
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75
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76 HttpClient client = new HttpClientImpl(url);
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77
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78 try {
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79 Document result = client.callService(url, "gaugeoverviewinfo", doc);
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80
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81 DefaultRiverInfo riverinfo = getRiverInfo(result);
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82 List<GaugeInfo>gauges = createGauges(result, riverinfo.getName(),
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83 riverinfo.isKmUp(), riverinfo.getWstUnit());
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84
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85
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86 riverinfo.setGauges(gauges);
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87
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88 logger.debug("Finished RiverInfoService.getGauges.");
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89
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90 return riverinfo;
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91 }
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92 catch (ConnectionException ce) {
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93 logger.error(ce, ce);
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94 }
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95
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96 logger.warn("No gauge found");
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97 throw new ServerException(ERROR_NO_RIVER_INFO_FOUND);
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98 }
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99
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100 public RiverInfo getMeasurementStations(String river) throws ServerException {
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101 logger.info("RiverInfoServiceImpl.getMeasurementStations");
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102
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103 String url = getServletContext().getInitParameter("server-url");
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104
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105 Document doc = XMLUtils.newDocument();
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106
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107 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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108 doc,
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109 ArtifactNamespaceContext.NAMESPACE_URI,
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110 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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111
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112 Element riverele = ec.create("river");
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113 riverele.setTextContent(river);
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114
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115 doc.appendChild(riverele);
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116
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117 HttpClient client = new HttpClientImpl(url);
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118
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119 try {
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120 Document result = client.callService(url, "measurementstationinfo", doc);
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121
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122 DefaultRiverInfo riverinfo = getRiverInfo(result);
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123 List<MeasurementStation> mstations = createMeasurementStations(
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124 result, riverinfo.getName(), riverinfo.isKmUp());
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125
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126 riverinfo.setMeasurementStations(mstations);
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127
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128 logger.debug("Finished MeasurementStationInfoService.");
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129
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130 return riverinfo;
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131 }
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132 catch (ConnectionException ce) {
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133 logger.error(ce, ce);
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134 }
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135
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
136 logger.warn("No measurement station found");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
137 throw new ServerException(ERROR_NO_RIVER_INFO_FOUND);
3713
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
138 }
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
139
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
140 /**
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
141 * Avoids NullPointerException when parsing double value
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
142 */
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
143 private Double parseDouble(String value) {
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
144 if (value == null || value.isEmpty()) {
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
145 return null;
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
146 }
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
147 try {
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
148 return Double.valueOf(value);
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
149 }
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
150 catch(NumberFormatException e) {
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
151 logger.error(e, e);
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
152 return null;
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
153 }
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
154 }
3843
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
155
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
156 private Long parseLong(String value) {
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
157 if (value == null || value.isEmpty()) {
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
158 return null;
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
159 }
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
160 try {
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
161 return Long.valueOf(value);
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
162 }
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
163 catch(NumberFormatException e) {
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
164 logger.error(e, e);
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
165 return null;
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
166 }
8e169e4e1b57 Add the official gauge number to the GaugeInfo class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3838
diff changeset
167 }
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
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168
4266
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
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diff changeset
169 private Integer parseInteger(String value) {
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
170 if (value == null || value.isEmpty()) {
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
171 return null;
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
172 }
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
173 try {
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
174 return Integer.valueOf(value);
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
175 }
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
176 catch(NumberFormatException e) {
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
177 logger.error(e, e);
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
178 return null;
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
179 }
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
180 }
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
181
4288
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
182 private Date parseDate(String value) {
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
183 if (value == null || value.isEmpty()) {
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
184 return null;
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
185 }
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
186 try {
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
187 return DATE_FORMAT.parse(value);
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
188 }
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
189 catch(ParseException e) {
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
190 logger.error(e, e);
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
191 return null;
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
192 }
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
193 }
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
194
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
195 private List<MeasurementStation> createMeasurementStations(
4266
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
196 Document result, String rivername, boolean kmup) {
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
197
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
198 NodeList stationnodes = (NodeList) XMLUtils.xpath(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
199 result,
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
200 XPATH_STATIONS,
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
201 XPathConstants.NODESET,
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
202 ArtifactNamespaceContext.INSTANCE);
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
203
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
204 int num = stationnodes == null ? 0 : stationnodes.getLength();
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
205
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
206 ArrayList<MeasurementStation> mstations = new ArrayList<MeasurementStation>(num);
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
207
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
208 if (num == 0) {
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
209 logger.warn("No measurement station found.");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
210 }
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
211 else {
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
212 logger.debug("Found " + num + " measurement stations.");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
213
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
214 for (int i = 0; i < num; i++) {
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
215 Element stationele = (Element)stationnodes.item(i);
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
216
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
217 String mname = stationele.getAttributeNS(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
218 ArtifactNamespaceContext.NAMESPACE_URI, "name");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
219 String mstart = stationele.getAttributeNS(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
220 ArtifactNamespaceContext.NAMESPACE_URI, "start");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
221 String mend = stationele.getAttributeNS(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
222 ArtifactNamespaceContext.NAMESPACE_URI, "end");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
223 String mstation = stationele.getAttributeNS(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
224 ArtifactNamespaceContext.NAMESPACE_URI, "station");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
225 String mtype = stationele.getAttributeNS(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
226 ArtifactNamespaceContext.NAMESPACE_URI, "type");
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
227 String riverside = stationele.getAttributeNS(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
228 ArtifactNamespaceContext.NAMESPACE_URI, "riverside");
4266
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
229 String mid = stationele.getAttributeNS(
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
230 ArtifactNamespaceContext.NAMESPACE_URI, "id");
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
231 String moperator = stationele.getAttributeNS(
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
232 ArtifactNamespaceContext.NAMESPACE_URI, "operator");
4288
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
233 String mstarttime = stationele.getAttributeNS(
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
234 ArtifactNamespaceContext.NAMESPACE_URI, "starttime");
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
235 String mstoptime = stationele.getAttributeNS(
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
236 ArtifactNamespaceContext.NAMESPACE_URI, "stoptime");
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
237
4326
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
238 String gaugename = null;
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
239
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
240 Element gaugeele = (Element)stationele.getFirstChild();
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
241 if (gaugeele != null) {
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
242 gaugename = gaugeele.getAttributeNS(
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
243 ArtifactNamespaceContext.NAMESPACE_URI, "name");
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
244 }
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
245
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
246
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
247 logger.debug("Found measurement station with name " + mname);
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
248
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
249 MeasurementStation station = new DefaultMeasurementStation(
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
250 rivername,
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
251 mname,
4266
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
252 parseInteger(mid),
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
253 parseDouble(mstation),
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
254 parseDouble(mstart),
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
255 parseDouble(mend),
4266
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
256 kmup,
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
257 riverside,
4266
06d9098a609a Add id, kmup and operator to MeasurementStation in RiverInfoServiceImpl
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4250
diff changeset
258 mtype,
4288
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
259 moperator,
b6f2ecaa6704 Parse start and end time of an observation
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4266
diff changeset
260 parseDate(mstarttime),
4326
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
261 parseDate(mstoptime),
87362ba26c72 Extract the gauge name from the riverservice response
Björn Ricks <bjoern.ricks@intevation.de>
parents: 4288
diff changeset
262 gaugename
4250
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
263 );
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
264
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
265 mstations.add(station);
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
266 }
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
267 }
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
268 return mstations;
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
269 }
ef154fbf58f1 Add method to get the MeasurementStations from the RiverInfoService
Björn Ricks <bjoern.ricks@intevation.de>
parents: 3974
diff changeset
270
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271 private List<GaugeInfo> createGauges(
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272 Document result, String rivername, Boolean kmup, String rwstunit) {
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273 NodeList gaugenodes = (NodeList) XMLUtils.xpath(
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274 result,
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275 XPATH_GAUGES,
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276 XPathConstants.NODESET,
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277 ArtifactNamespaceContext.INSTANCE);
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278
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279 int num = gaugenodes == null ? 0 : gaugenodes.getLength();
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280
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281 ArrayList<GaugeInfo> gauges = new ArrayList<GaugeInfo>(num);
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282
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283 if (num == 0) {
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284 logger.warn("No gauge info found.");
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285 }
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286 else {
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287 logger.debug("Found " + num + " gauges.");
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288
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289 for (int i = 0; i < num; i++) {
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290 Element gaugeele = (Element)gaugenodes.item(i);
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291
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292 String gname = gaugeele.getAttributeNS(
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293 ArtifactNamespaceContext.NAMESPACE_URI, "name");
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294 String gstart = gaugeele.getAttributeNS(
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295 ArtifactNamespaceContext.NAMESPACE_URI, "start");
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296 String gend = gaugeele.getAttributeNS(
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297 ArtifactNamespaceContext.NAMESPACE_URI, "end");
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298 String gdatum = gaugeele.getAttributeNS(
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299 ArtifactNamespaceContext.NAMESPACE_URI, "datum");
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300 String gaeo = gaugeele.getAttributeNS(
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301 ArtifactNamespaceContext.NAMESPACE_URI, "aeo");
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302 String gminq = gaugeele.getAttributeNS(
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303 ArtifactNamespaceContext.NAMESPACE_URI, "minq");
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304 String gminw = gaugeele.getAttributeNS(
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305 ArtifactNamespaceContext.NAMESPACE_URI, "minw");
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306 String gmaxq = gaugeele.getAttributeNS(
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307 ArtifactNamespaceContext.NAMESPACE_URI, "maxq");
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308 String gmaxw = gaugeele.getAttributeNS(
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309 ArtifactNamespaceContext.NAMESPACE_URI, "maxw");
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310 String gstation = gaugeele.getAttributeNS(
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311 ArtifactNamespaceContext.NAMESPACE_URI, "station");
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312 String gofficial = gaugeele.getAttributeNS(
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313 ArtifactNamespaceContext.NAMESPACE_URI, "official");
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314
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315 logger.debug("Found gauge with name " + gname);
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316
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317 GaugeInfo gaugeinfo = new DefaultGaugeInfo(
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318 rivername,
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319 gname,
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320 kmup,
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321 parseDouble(gstation),
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322 parseDouble(gstart),
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323 parseDouble(gend),
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324 parseDouble(gdatum),
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325 parseDouble(gaeo),
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326 parseDouble(gminq),
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327 parseDouble(gmaxq),
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328 parseDouble(gminw),
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329 parseDouble(gmaxw),
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330 rwstunit,
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331 parseLong(gofficial)
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332 );
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333
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334 gauges.add(gaugeinfo);
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335 }
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336 }
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337 return gauges;
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338 }
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339
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340 private DefaultRiverInfo getRiverInfo(Document result) {
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341 Element riverresp = (Element) XMLUtils.xpath(
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342 result,
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343 XPATH_RIVER,
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344 XPathConstants.NODE,
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345 ArtifactNamespaceContext.INSTANCE);
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346
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347 String rname = riverresp.getAttributeNS(
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348 ArtifactNamespaceContext.NAMESPACE_URI, "name");
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349 String rkmup = riverresp.getAttributeNS(
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350 ArtifactNamespaceContext.NAMESPACE_URI, "kmup");
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351 String rstart = riverresp.getAttributeNS(
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352 ArtifactNamespaceContext.NAMESPACE_URI, "start");
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353 String rend = riverresp.getAttributeNS(
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354 ArtifactNamespaceContext.NAMESPACE_URI, "end");
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355 String rwstunit = riverresp.getAttributeNS(
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diff changeset
356 ArtifactNamespaceContext.NAMESPACE_URI, "wstunit");
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357 String rminq = riverresp.getAttributeNS(
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diff changeset
358 ArtifactNamespaceContext.NAMESPACE_URI, "minq");
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359 String rmaxq = riverresp.getAttributeNS(
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diff changeset
360 ArtifactNamespaceContext.NAMESPACE_URI, "maxq");
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361 String rofficial = riverresp.getAttributeNS(
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diff changeset
362 ArtifactNamespaceContext.NAMESPACE_URI, "official");
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363
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364 logger.debug("River is " + rname);
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365
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366 boolean kmup = rkmup.equalsIgnoreCase("true");
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367 DefaultRiverInfo riverinfo = new DefaultRiverInfo(
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368 rname,
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369 kmup,
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370 parseDouble(rstart),
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371 parseDouble(rend),
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parents: 3974
diff changeset
372 rwstunit,
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diff changeset
373 parseDouble(rminq),
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parents: 3974
diff changeset
374 parseDouble(rmaxq),
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parents: 3974
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375 parseLong(rofficial)
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parents: 3974
diff changeset
376 );
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377
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378 return riverinfo;
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parents: 3974
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379 }
3713
79ad33f41977 Implement a gauge service
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
380 }
http://dive4elements.wald.intevation.org