Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/QualityMeasurementFactory.java @ 6767:6a67a8f01f5b
QualityMeasurementFactory: Doc about singleton usage.
Also force it by making constructor private.
| author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
|---|---|
| date | Wed, 07 Aug 2013 11:00:55 +0200 |
| parents | e1093f75a36f |
| children | dbaa31354b58 |
comparison
equal
deleted
inserted
replaced
| 6766:4902d3ead541 | 6767:6a67a8f01f5b |
|---|---|
| 84 " m.d10 IS NOT NULL AND" + //TODO: Add all other char. diameter. | 84 " m.d10 IS NOT NULL AND" + //TODO: Add all other char. diameter. |
| 85 " m.km BETWEEN :from - 0.001 AND :to + 0.001 AND" + | 85 " m.km BETWEEN :from - 0.001 AND :to + 0.001 AND" + |
| 86 " m.datum BETWEEN :start AND :end " + | 86 " m.datum BETWEEN :start AND :end " + |
| 87 "ORDER BY m.km"; | 87 "ORDER BY m.km"; |
| 88 | 88 |
| 89 /** Transform query result into objects, use INSTANCE singleton. */ | |
| 89 public static final class QualityMeasurementResultTransformer | 90 public static final class QualityMeasurementResultTransformer |
| 90 extends BasicTransformerAdapter { | 91 extends BasicTransformerAdapter { |
| 91 | 92 |
| 92 public static QualityMeasurementResultTransformer INSTANCE = new QualityMeasurementResultTransformer(); | 93 // Make a singleton |
| 93 | 94 public static QualityMeasurementResultTransformer INSTANCE = |
| 94 public QualityMeasurementResultTransformer() { | 95 new QualityMeasurementResultTransformer(); |
| 96 | |
| 97 private QualityMeasurementResultTransformer() { | |
| 95 } | 98 } |
| 96 | 99 |
| 97 @Override | 100 @Override |
| 98 public Object transformTuple(Object[] tuple, String[] aliases) { | 101 public Object transformTuple(Object[] tuple, String[] aliases) { |
| 99 Map<String, Double> map = new HashMap<String, Double>(); | 102 Map<String, Double> map = new HashMap<String, Double>(); |