Mercurial > dive4elements > river
comparison flys-backend/src/main/java/de/intevation/flys/importer/WstColumnValueKey.java @ 478:db430bd9e0e0
Implemented a WstColumnValue cache to speed up inserting WST files into database.
flys-backend/trunk@1734 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Wed, 20 Apr 2011 07:21:03 +0000 |
| parents | |
| children |
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| 477:0addc2663a4d | 478:db430bd9e0e0 |
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| 1 package de.intevation.flys.importer; | |
| 2 | |
| 3 import de.intevation.flys.model.WstColumnValue; | |
| 4 | |
| 5 | |
| 6 public class WstColumnValueKey { | |
| 7 | |
| 8 protected int wstColumnId; | |
| 9 protected double position; | |
| 10 protected double w; | |
| 11 | |
| 12 | |
| 13 public WstColumnValueKey(WstColumnValue value) { | |
| 14 this.wstColumnId = value.getWstColumn().getId(); | |
| 15 this.position = value.getPosition().doubleValue(); | |
| 16 this.w = value.getW().doubleValue(); | |
| 17 } | |
| 18 | |
| 19 | |
| 20 public WstColumnValueKey(int wstColumnId, double position, double w) { | |
| 21 this.wstColumnId = wstColumnId; | |
| 22 this.position = position; | |
| 23 this.w = w; | |
| 24 } | |
| 25 | |
| 26 | |
| 27 public int hashCode() { | |
| 28 int a = new Integer(wstColumnId).hashCode(); | |
| 29 int b = new Double(position).hashCode(); | |
| 30 int c = new Double(w).hashCode(); | |
| 31 | |
| 32 return (a ^ (b << 3) ^ (c << 6)); | |
| 33 } | |
| 34 | |
| 35 | |
| 36 public boolean equals(Object obj) { | |
| 37 if (!(obj instanceof WstColumnValueKey)) { | |
| 38 return false; | |
| 39 } | |
| 40 | |
| 41 WstColumnValueKey other = (WstColumnValueKey) obj; | |
| 42 | |
| 43 if (this.wstColumnId != other.wstColumnId) { | |
| 44 return false; | |
| 45 } | |
| 46 else if (this.position != other.position) { | |
| 47 return false; | |
| 48 } | |
| 49 else if (this.w != other.w) { | |
| 50 return false; | |
| 51 } | |
| 52 | |
| 53 return true; | |
| 54 } | |
| 55 } | |
| 56 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |