Mercurial > dive4elements > river
annotate flys-client/src/main/java/de/intevation/flys/client/shared/DoubleUtils.java @ 3510:abc5957bfe1c
First i18n strings for logo-stuff in charts.
flys-client/trunk@5280 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
---|---|
date | Tue, 28 Aug 2012 13:14:03 +0000 |
parents | 51ed89b754ae |
children |
rev | line source |
---|---|
1279
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
1 package de.intevation.flys.client.shared; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
2 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
3 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
4 public final class DoubleUtils { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
5 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
6 public static final String DEFAULT_DELIM = " "; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
7 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
8 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
9 private DoubleUtils() { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
10 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
11 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
12 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
13 public static Double getDouble(String value) { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
14 try { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
15 return Double.valueOf(value); |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
16 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
17 catch (NumberFormatException nfe) { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
18 // do nothing |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
19 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
20 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
21 return null; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
22 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
23 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
24 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
25 public static double[] getMinMax(String value) { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
26 return getMinMax(value, DEFAULT_DELIM); |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
27 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
28 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
29 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
30 public static double[] getMinMax(String value, String delim) { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
31 if (value == null) { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
32 return null; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
33 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
34 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
35 String[] values = value.split(delim); |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
36 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
37 int len = values != null ? values.length : 0; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
38 double[] mm = new double[] { Double.MAX_VALUE, -Double.MAX_VALUE }; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
39 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
40 for (int i = 0; i < len; i++) { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
41 Double d = getDouble(values[i]); |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
42 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
43 if (d != null) { |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
44 mm[0] = mm[0] < d ? mm[0] : d; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
45 mm[1] = mm[1] > d ? mm[1] : d; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
46 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
47 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
48 |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
49 return mm[0] != Double.MAX_VALUE && mm[1] != -Double.MAX_VALUE |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
50 ? mm |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
51 : null; |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
52 } |
1616
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
53 |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
54 /** toIndex is not inclusive, fromIndex is. */ |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
55 static void fill(double[] array, int fromIndex, int toIndex, double val) { |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
56 for (int i = fromIndex; i < toIndex; i++) { |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
57 array[i] = val; |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
58 } |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
59 } |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
60 |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
61 /** @see java.util.Arrays.copyOf */ |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
62 public static double[] copyOf(double[] toCopy, int newLen) { |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
63 double[] nArray = new double[newLen]; |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
64 |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
65 if (toCopy == null) { |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
66 fill(nArray, 0, nArray.length, 0d); |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
67 return nArray; |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
68 } |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
69 |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
70 int goTo = (newLen < toCopy.length) |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
71 ? newLen |
2905
51ed89b754ae
FLYS client: Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1616
diff
changeset
|
72 : toCopy.length; |
1616
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
73 |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
74 for (int i = 0; i < goTo; i++) { |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
75 nArray[i] = toCopy[i]; |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
76 } |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
77 fill (nArray, goTo, nArray.length, 0d); |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
78 return nArray; |
ff8312688cd5
Added utility functions for double arrays.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
1279
diff
changeset
|
79 } |
1279
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
80 } |
af6ad7522351
Bugfix: #336 Improved determination of min/max KM values - code moved to ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
81 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |