Mercurial > dive4elements > gnv-client
diff gnv-artifacts/src/main/java/de/intevation/gnv/math/XYColumn.java @ 429:bed9735adf84
Finished preprocessing data for interpolation in verticalcrosssection charts.ß
gnv-artifacts/trunk@477 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
---|---|
date | Tue, 22 Dec 2009 17:19:10 +0000 |
parents | a95aaeb206f7 |
children | 422275fc9927 |
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--- a/gnv-artifacts/src/main/java/de/intevation/gnv/math/XYColumn.java Tue Dec 22 13:18:07 2009 +0000 +++ b/gnv-artifacts/src/main/java/de/intevation/gnv/math/XYColumn.java Tue Dec 22 17:19:10 2009 +0000 @@ -1,12 +1,15 @@ package de.intevation.gnv.math; +import java.io.Serializable; import java.util.ArrayList; import java.util.List; /** * @author Ingo Weinzierl <ingo.weinzierl@intevation.de> */ -public class XYColumn { +public class XYColumn +implements Serializable +{ private double x; private double y; @@ -21,12 +24,13 @@ this.y = y; this.i = i; this.j = j; - - values = new ArrayList(); } public void add(HeightValue value) { + if (values == null) { + values = new ArrayList(); + } values.add(value); } @@ -34,4 +38,16 @@ public HeightValue[] getValues() { return (HeightValue[]) values.toArray(new HeightValue[values.size()]); } + + + public int hashCode() { + return (i << 16) | j; + } + + + public boolean equals(Object obj) { + XYColumn other = (XYColumn) obj; + + return i == other.i && j == other.j && x == other.x && y == other.y; + } }