Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/access/ExtremeAccess.java @ 5645:696d710470f5

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flys/issue1077: Show loads as step line, therefore transform data in SedimentLoadFacet to stretch as in the measurement stations bounds. Deal with this new kind of data in the Generator.
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Wed, 10 Apr 2013 09:35:07 +0200
parents f8217f1fef2e
children
rev   line source
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1 package de.intevation.flys.artifacts.access;
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2
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3 import de.intevation.artifacts.CallContext;
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4
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5 import de.intevation.flys.artifacts.FLYSArtifact;
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6
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7 import de.intevation.flys.artifacts.model.RangeWithValues;
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8
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9 import de.intevation.flys.utils.DoubleUtil;
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10
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11 import java.util.ArrayList;
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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
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16 /** Access data used for extreme value analysis. */
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17 public class ExtremeAccess
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18 extends RangeAccess
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19 {
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20 /** Our private logger. */
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21 private static Logger logger = Logger.getLogger(ExtremeAccess.class);
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22
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23 protected Long start;
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24 protected Long end;
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25
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26 protected Double percent;
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27
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28 protected String function;
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29
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30 protected List<RangeWithValues> ranges;
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31
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32
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33 public ExtremeAccess(FLYSArtifact artifact, CallContext context) {
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34 super(artifact, context);
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35 }
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36
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37
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38 /** Returns the percent given. */
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39 public Double getPercent() {
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40
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41 if (percent == null) {
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42 percent = getDouble("percent");
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43 }
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44
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45 if (logger.isDebugEnabled()) {
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46 logger.debug("percent: '" + percent + "'");
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47 }
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48
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49 return percent;
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50 }
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51
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52 public String getFunction() {
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53 if (function == null) {
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54 function = getString("function");
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55 }
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56
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57 if (logger.isDebugEnabled()) {
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58 logger.debug("function: '" + function + "'");
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59 }
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60
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61 return function;
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62 }
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63
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64
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65 /** Find first RangeWithValues for which the given location
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66 * is within the range and return its values.
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67 * @return values of first suitable rangewithvalues or null.
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68 */
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69 public double[] getValuesForRange(double location) {
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70 logger.debug("ExtemeAcces.getValuesForRange");
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71 for (RangeWithValues rangeValues: getRanges()) {
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72 if (rangeValues.inside(location)) {
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73 return rangeValues.getValues();
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74 }
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75 }
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76 return null;
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77 }
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78
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79
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80 public List<RangeWithValues> getRanges() {
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81
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82 if (ranges == null) {
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83 String rangesS = getString("ranges");
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84 if (rangesS == null) {
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85 return null;
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86 }
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87 ranges = new ArrayList<RangeWithValues>();
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88 DoubleUtil.parseSegments(rangesS, new DoubleUtil.SegmentCallback() {
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89 @Override
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90 public void newSegment(double from, double to, double [] values) {
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91 ranges.add(new RangeWithValues(from, to, values));
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92 }
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93 });
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94 }
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95
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96 if (logger.isDebugEnabled()) {
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97 logger.debug("ranges: " + ranges);
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98 }
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99
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100 return ranges;
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101 }
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102 }
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103 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org