Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/artifacts/model/OfficialLineFinder.java @ 6395:d2803cc7a338
Artifacts: Official lines: Only apply in Q-Calculations and filter against the ranges of the gauges.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Fri, 21 Jun 2013 16:28:47 +0200 |
| parents | ef08c4f57ede |
| children | f579e4a80b84 |
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| 6394:cf4889a257cb | 6395:d2803cc7a338 |
|---|---|
| 134 } | 134 } |
| 135 | 135 |
| 136 return rivers2officialLines; | 136 return rivers2officialLines; |
| 137 } | 137 } |
| 138 | 138 |
| 139 public static final Range MAX_RANGE = new Range(-Double.MAX_VALUE, +Double.MAX_VALUE); | |
| 140 | |
| 141 private static final String nn(String s) { | |
| 142 return s != null ? s : ""; | |
| 143 } | |
| 144 | |
| 145 public static Range extractRange(D4EArtifact artifact) { | |
| 146 String mode = nn(artifact.getDataAsString("ld_mode")); | |
| 147 String locations = nn(artifact.getDataAsString("ld_locations")); | |
| 148 String from = nn(artifact.getDataAsString("ld_from")); | |
| 149 String to = nn(artifact.getDataAsString("ld_to")); | |
| 150 | |
| 151 if (mode.equals("location")) { | |
| 152 try { | |
| 153 String loc = locations.replace(" ", ""); | |
| 154 String[] split = loc.split(","); | |
| 155 if (split.length < 1) { | |
| 156 return MAX_RANGE; | |
| 157 } | |
| 158 double min = Double.parseDouble(split[0]); | |
| 159 double max = min; | |
| 160 for (int i = 1; i < split.length; ++i) { | |
| 161 double v = Double.parseDouble(split[i]); | |
| 162 if (v > max) max = v; | |
| 163 if (v < min) min = v; | |
| 164 } | |
| 165 return new Range(min, max); | |
| 166 } | |
| 167 catch (NumberFormatException nfe) { | |
| 168 return MAX_RANGE; | |
| 169 } | |
| 170 } | |
| 171 try { | |
| 172 return new Range(Double.parseDouble(from), Double.parseDouble(to)); | |
| 173 } | |
| 174 catch (NumberFormatException nfe) { | |
| 175 return MAX_RANGE; | |
| 176 } | |
| 177 } | |
| 178 | |
| 179 private static List<ValueRange> filterByRange(Range range, List<ValueRange> ranges) { | |
| 180 List<ValueRange> list = new ArrayList<ValueRange>(ranges.size()); | |
| 181 for (ValueRange r: ranges) { | |
| 182 if (r.intersects(range)) { | |
| 183 list.add(r); | |
| 184 } | |
| 185 } | |
| 186 return list; | |
| 187 } | |
| 188 | |
| 189 private static boolean isQ(D4EArtifact artifact) { | |
| 190 Boolean b = artifact.getDataAsBoolean("wq_isq"); | |
| 191 return b != null && b; | |
| 192 } | |
| 193 | |
| 139 public static List<OfficialLine> findOfficialLines(D4EArtifact artifact) { | 194 public static List<OfficialLine> findOfficialLines(D4EArtifact artifact) { |
| 140 | 195 |
| 196 if (!isQ(artifact)) { // Only handle Q calculations | |
| 197 return Collections.<OfficialLine>emptyList(); | |
| 198 } | |
| 199 | |
| 141 Map<String, List<ValueRange>> rivers2officialLines = getAll(); | 200 Map<String, List<ValueRange>> rivers2officialLines = getAll(); |
| 142 | 201 |
| 143 String riverName = artifact.getDataAsString("river"); | 202 String riverName = nn(artifact.getDataAsString("river")); |
| 144 | 203 |
| 145 if (riverName == null) { | 204 List<ValueRange> ranges = rivers2officialLines.get(riverName); |
| 205 | |
| 206 if (ranges == null) { | |
| 146 return Collections.<OfficialLine>emptyList(); | 207 return Collections.<OfficialLine>emptyList(); |
| 147 } | 208 } |
| 148 | 209 |
| 149 List<ValueRange> ranges = rivers2officialLines.get(riverName); | 210 ranges = filterByRange(extractRange(artifact), ranges); |
| 150 | 211 |
| 151 if (ranges.isEmpty()) { | 212 if (ranges.isEmpty()) { |
| 152 return Collections.<OfficialLine>emptyList(); | 213 return Collections.<OfficialLine>emptyList(); |
| 153 } | 214 } |
| 154 | 215 |
| 216 | |
| 155 // TODO: Figure out all the cases here. | 217 // TODO: Figure out all the cases here. |
| 156 | 218 |
| 157 return Collections.<OfficialLine>emptyList(); | 219 return Collections.<OfficialLine>emptyList(); |
| 158 } | 220 } |
| 159 } | 221 } |