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1 /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by |
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3 * Björnsen Beratende Ingenieure GmbH |
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4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt |
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5 * |
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6 * This file is Free Software under the GNU AGPL (>=v3) |
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7 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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8 * documentation coming with Dive4Elements River for details. |
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9 */ |
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10 package org.dive4elements.river.artifacts.model; |
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11 |
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12 import java.util.List; |
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13 |
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14 import org.apache.log4j.Logger; |
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15 import org.dive4elements.artifacts.CallContext; |
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16 import org.dive4elements.artifacts.DataProvider; |
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17 import org.dive4elements.river.model.FastCrossSectionLine; |
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18 |
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19 /** |
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20 * @author Domenico Nardi Tironi |
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21 */ |
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22 public final class CrossSectionFacetUtils { |
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23 |
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24 private static Logger log = Logger.getLogger(CrossSectionFacetUtils.class); |
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25 |
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26 private CrossSectionFacetUtils() { |
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27 throw new UnsupportedOperationException(); |
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28 } |
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29 |
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30 public static DataProvider getDataProvider(final CallContext context) { |
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31 |
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32 final List<DataProvider> providers = context.getDataProvider(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA); |
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33 if (providers.size() < 1) { |
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34 log.warn("Could not find Cross-Section data provider."); |
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35 return null; |
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36 } |
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37 |
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38 return providers.get(0); |
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39 } |
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40 |
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41 public static FastCrossSectionLine getCrossSection(final DataProvider provider, final CallContext context) { |
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42 |
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43 if (provider == null) |
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44 return null; |
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45 |
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46 return (FastCrossSectionLine) provider.provideData(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA, null, context); |
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47 } |
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48 } |
