Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/ImportRange.java @ 5838:5aa05a7a34b7

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Rename modules to more fitting names.
author Sascha L. Teichmann <teichmann@intevation.de>
date Thu, 25 Apr 2013 15:23:37 +0200
parents flys-backend/src/main/java/org/dive4elements/river/importer/ImportRange.java@18619c1e7c2a
children 4dd33b86dc61
rev   line source
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18619c1e7c2a Repaired internal references.
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1 package org.dive4elements.river.importer;
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2
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3 import org.dive4elements.river.model.Range;
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4 import org.dive4elements.river.model.River;
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5
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6 import java.math.BigDecimal;
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7
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8 import org.apache.log4j.Logger;
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9
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10 /** A range that is about to be imported. */
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11 public class ImportRange
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12 implements Comparable<ImportRange>
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13 {
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14 /** Private logger. */
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15 private static Logger log = Logger.getLogger(ImportRange.class);
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16
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17 protected BigDecimal a;
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18 protected BigDecimal b;
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19
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20 protected Range peer;
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21
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22 public ImportRange() {
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23 }
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24
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25 public ImportRange(BigDecimal a, BigDecimal b) {
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26 this.a = a;
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27 this.b = b;
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28 }
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29
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30 private static final int compare(BigDecimal a, BigDecimal b) {
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31 if (a == null && b == null) {
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32 return 0;
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33 }
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34 if (a == null && b != null) {
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35 return -1;
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36 }
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37 if (a != null && b == null) {
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38 return +1;
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39 }
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40 return a.compareTo(b);
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41 }
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42
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43 public void fixRangesOrder() {
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44 if (compare(a, b) > 0) {
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45 BigDecimal t = a; a = b; b = t;
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46 }
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47 }
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48
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49 public int compareTo(ImportRange other) {
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50 int cmp = compare(a, other.a);
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51 if (cmp != 0) return cmp;
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52 return compare(b, other.b);
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53 }
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54
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55 public BigDecimal getA() {
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56 return a;
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57 }
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58
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59 public void setA(BigDecimal a) {
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60 this.a = a;
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61 }
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62
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63 public BigDecimal getB() {
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64 return b;
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65 }
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66
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67 public void setB(BigDecimal b) {
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68 this.b = b;
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69 }
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70
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71 public Range getPeer(River river) {
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72 if (peer == null) {
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73 peer = ImporterSession.getInstance().getRange(river, a, b);
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74 }
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75 return peer;
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76 }
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77 }
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78 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org