Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/access/ExtremeAccess.java @ 5863:4897a58c8746

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River artifacts: Added new copyright headers.
author Sascha L. Teichmann <teichmann@intevation.de>
date Sun, 28 Apr 2013 14:40:59 +0200
parents 5aa05a7a34b7
children 59ff03ff48f1
rev   line source
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4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.artifacts.access;
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10
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11 import org.dive4elements.artifacts.CallContext;
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12
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13 import org.dive4elements.river.artifacts.FLYSArtifact;
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14
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15 import org.dive4elements.river.artifacts.model.RangeWithValues;
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16
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17 import org.dive4elements.river.utils.DoubleUtil;
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18
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19 import java.util.ArrayList;
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20 import java.util.List;
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21
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22 import org.apache.log4j.Logger;
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23
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24 /** Access data used for extreme value analysis. */
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25 public class ExtremeAccess
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26 extends RangeAccess
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27 {
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28 /** Our private logger. */
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29 private static Logger logger = Logger.getLogger(ExtremeAccess.class);
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30
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31 protected Long start;
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32 protected Long end;
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33
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34 protected Double percent;
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35
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36 protected String function;
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37
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38 protected List<RangeWithValues> ranges;
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39
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40
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41 public ExtremeAccess(FLYSArtifact artifact, CallContext context) {
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42 super(artifact, context);
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43 }
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44
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45
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46 /** Returns the percent given. */
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47 public Double getPercent() {
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48
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49 if (percent == null) {
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50 percent = getDouble("percent");
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51 }
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52
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53 if (logger.isDebugEnabled()) {
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54 logger.debug("percent: '" + percent + "'");
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55 }
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56
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57 return percent;
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58 }
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59
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60 public String getFunction() {
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61 if (function == null) {
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62 function = getString("function");
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63 }
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64
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65 if (logger.isDebugEnabled()) {
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66 logger.debug("function: '" + function + "'");
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67 }
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68
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69 return function;
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70 }
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71
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72
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73 /** Find first RangeWithValues for which the given location
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74 * is within the range and return its values.
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75 * @return values of first suitable rangewithvalues or null.
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76 */
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77 public double[] getValuesForRange(double location) {
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78 logger.debug("ExtemeAcces.getValuesForRange");
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79 for (RangeWithValues rangeValues: getRanges()) {
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80 if (rangeValues.inside(location)) {
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81 return rangeValues.getValues();
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82 }
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83 }
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84 return null;
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85 }
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86
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87
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88 public List<RangeWithValues> getRanges() {
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89
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90 if (ranges == null) {
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91 String rangesS = getString("ranges");
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92 if (rangesS == null) {
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93 return null;
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94 }
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95 ranges = new ArrayList<RangeWithValues>();
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96 DoubleUtil.parseSegments(rangesS, new DoubleUtil.SegmentCallback() {
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97 @Override
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98 public void newSegment(double from, double to, double [] values) {
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99 ranges.add(new RangeWithValues(from, to, values));
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100 }
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101 });
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102 }
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103
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104 if (logger.isDebugEnabled()) {
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105 logger.debug("ranges: " + ranges);
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106 }
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107
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108 return ranges;
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109 }
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110 }
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111 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org