Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/Calculation.java @ 686:3dc61e00385e facets-slt
Merged with trunk and introduced hashing of computed values.
flys-artifacts/branches/facets-slt@2126 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Wed, 15 Jun 2011 15:28:54 +0000 |
| parents | |
| children | eab5e5089d77 |
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| 667:434146596838 | 686:3dc61e00385e |
|---|---|
| 1 package de.intevation.flys.artifacts.model; | |
| 2 | |
| 3 import org.w3c.dom.Document; | |
| 4 import org.w3c.dom.Element; | |
| 5 | |
| 6 import java.util.List; | |
| 7 import java.util.ArrayList; | |
| 8 | |
| 9 import java.io.Serializable; | |
| 10 | |
| 11 public class Calculation | |
| 12 implements Serializable | |
| 13 { | |
| 14 public static class Problem | |
| 15 implements Serializable | |
| 16 { | |
| 17 protected Double km; | |
| 18 protected String msg; | |
| 19 | |
| 20 public Problem() { | |
| 21 } | |
| 22 | |
| 23 public Problem(String msg) { | |
| 24 this.msg = msg; | |
| 25 } | |
| 26 | |
| 27 public Problem(double km, String msg) { | |
| 28 this.km = km; | |
| 29 this.msg = msg; | |
| 30 } | |
| 31 | |
| 32 public Element toXML(Document document) { | |
| 33 Element problem = document.createElement("problem"); | |
| 34 if (km != null) { | |
| 35 problem.setAttribute("km", String.valueOf(km)); | |
| 36 } | |
| 37 problem.setTextContent(msg); | |
| 38 return problem; | |
| 39 } | |
| 40 } // class Problem | |
| 41 | |
| 42 protected List<Problem> problems; | |
| 43 | |
| 44 public Calculation() { | |
| 45 } | |
| 46 | |
| 47 protected List<Problem> checkProblems() { | |
| 48 if (problems == null) { | |
| 49 problems = new ArrayList<Problem>(); | |
| 50 } | |
| 51 return problems; | |
| 52 } | |
| 53 | |
| 54 public void addProblem(String msg) { | |
| 55 checkProblems().add(new Problem(msg)); | |
| 56 } | |
| 57 | |
| 58 public void addProblem(double km, String msg) { | |
| 59 checkProblems().add(new Problem(km, msg)); | |
| 60 } | |
| 61 | |
| 62 public boolean hasProblems() { | |
| 63 return problems != null && !problems.isEmpty(); | |
| 64 } | |
| 65 | |
| 66 public int numProblems() { | |
| 67 return problems != null ? problems.size() : 0; | |
| 68 } | |
| 69 | |
| 70 public List<Problem> getProblems() { | |
| 71 return problems; | |
| 72 } | |
| 73 | |
| 74 public void toXML(Document document) { | |
| 75 | |
| 76 Element root = document.createElement("problems"); | |
| 77 | |
| 78 if (hasProblems()) { | |
| 79 for (Problem problem: problems) { | |
| 80 root.appendChild(problem.toXML(document)); | |
| 81 } | |
| 82 } | |
| 83 | |
| 84 document.appendChild(root); | |
| 85 } | |
| 86 } | |
| 87 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |