Last change
on this file since 1326 was
1326,
checked in by khartmann, 10 years ago
|
Moved alexanders code into a new plugin project.
First commit of my experimental code (needs a lot of cleanup).
|
File size:
1.3 KB
|
Line | |
---|
1 | |
---|
2 | package de.ugoe.cs.autoquest.plugin.usability2.statistics; |
---|
3 | |
---|
4 | import java.util.HashMap; |
---|
5 | import java.util.Map; |
---|
6 | import java.util.Map.Entry; |
---|
7 | |
---|
8 | import com.google.common.collect.Maps; |
---|
9 | import com.google.common.collect.Range; |
---|
10 | |
---|
11 | public class Histogramm { |
---|
12 | |
---|
13 | final Map<Integer, Integer> data; |
---|
14 | |
---|
15 | public Histogramm() { |
---|
16 | this(new HashMap<Integer, Integer>()); |
---|
17 | } |
---|
18 | |
---|
19 | private Histogramm(Map<Integer, Integer> data) { |
---|
20 | this.data = new HashMap<Integer, Integer>(data); |
---|
21 | } |
---|
22 | |
---|
23 | public Histogramm removeLessThan(int border) { |
---|
24 | Range<Integer> atLeast = Range.atLeast(border); |
---|
25 | Map<Integer, Integer> filtered = |
---|
26 | Maps.filterKeys(data, atLeast); |
---|
27 | return new Histogramm(filtered); |
---|
28 | } |
---|
29 | |
---|
30 | public void add(int value) { |
---|
31 | Integer count = data.get(value); |
---|
32 | int cnt; |
---|
33 | if (count == null) { |
---|
34 | cnt = 1; |
---|
35 | } else { |
---|
36 | cnt = count + 1; |
---|
37 | } |
---|
38 | |
---|
39 | System.out.print("."); |
---|
40 | |
---|
41 | data.put(value, cnt); |
---|
42 | } |
---|
43 | |
---|
44 | public int count(int offset) { |
---|
45 | int cnt = 0; |
---|
46 | System.out.println(data.size()); |
---|
47 | |
---|
48 | for (Entry<Integer, Integer> entry : data.entrySet()) { |
---|
49 | cnt += (entry.getKey() + offset) * entry.getValue(); |
---|
50 | } |
---|
51 | return cnt; |
---|
52 | } |
---|
53 | |
---|
54 | public int count() { |
---|
55 | return count(0); |
---|
56 | } |
---|
57 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.