Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 15:23:37 +0200 |
| parents | flys-artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation.java@bd047b71ab37 |
| children | 4897a58c8746 |
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| 5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
|---|---|
| 1 package org.dive4elements.river.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 import java.util.Arrays; | |
| 9 | |
| 10 import java.io.Serializable; | |
| 11 | |
| 12 import org.dive4elements.artifacts.CallMeta; | |
| 13 | |
| 14 import org.dive4elements.river.artifacts.resources.Resources; | |
| 15 | |
| 16 import org.dive4elements.river.utils.Formatter; | |
| 17 | |
| 18 /** A calculation that can have result and problems. */ | |
| 19 public class Calculation | |
| 20 implements Serializable | |
| 21 { | |
| 22 /** Problem of a calculation. | |
| 23 * Has location and message. */ | |
| 24 public static class Problem | |
| 25 implements Serializable | |
| 26 { | |
| 27 protected Double km; | |
| 28 protected String msg; | |
| 29 protected Object [] args; | |
| 30 | |
| 31 public Problem() { | |
| 32 } | |
| 33 | |
| 34 public Problem(String msg) { | |
| 35 this.msg = msg; | |
| 36 } | |
| 37 | |
| 38 public Problem(String msg, Object [] args) { | |
| 39 this.msg = msg; | |
| 40 this.args = args; | |
| 41 } | |
| 42 | |
| 43 public Problem(double km, String msg) { | |
| 44 this.km = km; | |
| 45 this.msg = msg; | |
| 46 } | |
| 47 | |
| 48 public Problem(double km, String msg, Object [] args) { | |
| 49 this.km = km; | |
| 50 this.msg = msg; | |
| 51 this.args = args; | |
| 52 } | |
| 53 | |
| 54 public Element toXML(Document document, CallMeta meta) { | |
| 55 Element problem = document.createElement("problem"); | |
| 56 if (km != null) { | |
| 57 problem.setAttribute( | |
| 58 "km", | |
| 59 Formatter.getCalculationKm(meta).format(km)); | |
| 60 } | |
| 61 String text = args != null | |
| 62 ? Resources.getMsg(meta, msg, msg, args) | |
| 63 : Resources.getMsg(meta, msg, msg); | |
| 64 problem.setTextContent(text); | |
| 65 return problem; | |
| 66 } | |
| 67 | |
| 68 public String getMsg() { | |
| 69 return msg; | |
| 70 } | |
| 71 | |
| 72 @Override | |
| 73 public boolean equals(Object other) { | |
| 74 if (!(other instanceof Problem)) { | |
| 75 return false; | |
| 76 } | |
| 77 Problem o = (Problem)other; | |
| 78 return !(!msg.equals(o.msg) | |
| 79 || (km == null && o.km != null) | |
| 80 || (km != null && o.km == null) | |
| 81 || (km != null && !km.equals(o.km)) | |
| 82 || !Arrays.equals(args, o.args)); | |
| 83 } | |
| 84 } // class Problem | |
| 85 | |
| 86 protected List<Problem> problems; | |
| 87 | |
| 88 public Calculation() { | |
| 89 } | |
| 90 | |
| 91 public Calculation(String msg) { | |
| 92 addProblem(msg); | |
| 93 } | |
| 94 | |
| 95 /** New Calculation with error which can be translated given args. */ | |
| 96 public Calculation(String msg, Object ... args) { | |
| 97 addProblem(msg, args); | |
| 98 } | |
| 99 | |
| 100 protected List<Problem> checkProblems() { | |
| 101 if (problems == null) { | |
| 102 problems = new ArrayList<Problem>(); | |
| 103 } | |
| 104 return problems; | |
| 105 } | |
| 106 | |
| 107 public void addProblems(Calculation other) { | |
| 108 List<Problem> otherProblems = other.problems; | |
| 109 if (otherProblems != null) { | |
| 110 List<Problem> problems = checkProblems(); | |
| 111 for (Problem problem: otherProblems) { | |
| 112 if (!problems.contains(problem)) { | |
| 113 problems.add(problem); | |
| 114 } | |
| 115 } | |
| 116 } | |
| 117 } | |
| 118 | |
| 119 public void addProblem(Problem problem) { | |
| 120 List<Problem> problems = checkProblems(); | |
| 121 if (!problems.contains(problem)) { | |
| 122 problems.add(problem); | |
| 123 } | |
| 124 } | |
| 125 | |
| 126 public void addProblem(String msg) { | |
| 127 addProblem(new Problem(msg)); | |
| 128 } | |
| 129 | |
| 130 public void addProblem(String msg, Object ... args) { | |
| 131 addProblem(new Problem(msg, args)); | |
| 132 } | |
| 133 | |
| 134 public void addProblem(double km, String msg) { | |
| 135 addProblem(new Problem(km, msg)); | |
| 136 } | |
| 137 | |
| 138 public void addProblem(double km, String msg, Object ... args) { | |
| 139 addProblem(new Problem(km, msg, args)); | |
| 140 } | |
| 141 | |
| 142 public boolean hasProblems() { | |
| 143 return problems != null && !problems.isEmpty(); | |
| 144 } | |
| 145 | |
| 146 public int numProblems() { | |
| 147 return problems != null ? problems.size() : 0; | |
| 148 } | |
| 149 | |
| 150 public List<Problem> getProblems() { | |
| 151 return problems; | |
| 152 } | |
| 153 | |
| 154 public void toXML(Document document, CallMeta meta) { | |
| 155 | |
| 156 Element root = document.createElement("problems"); | |
| 157 | |
| 158 if (hasProblems()) { | |
| 159 for (Problem problem: problems) { | |
| 160 root.appendChild(problem.toXML(document, meta)); | |
| 161 } | |
| 162 } | |
| 163 | |
| 164 document.appendChild(root); | |
| 165 } | |
| 166 } | |
| 167 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |