1 package net.sf.statcvs.pages;
2
3 import java.util.Iterator;
4
5 import net.sf.statcvs.charts.ChartImage;
6 import net.sf.statcvs.charts.TimeLineChartMaker;
7 import net.sf.statcvs.model.Repository;
8 import net.sf.statcvs.model.VersionedFile;
9 import net.sf.statcvs.output.ReportConfig;
10 import net.sf.statcvs.reports.AvgFileSizeTimeLineReport;
11 import net.sf.statcvs.reports.FileCountTimeLineReport;
12 import net.sf.statcvs.reports.FileTypeReport;
13 import net.sf.statcvs.reports.FilesWithMostRevisionsTableReport;
14 import net.sf.statcvs.reports.LargestFilesTableReport;
15 import net.sf.statcvs.reports.TableReport;
16
17 /**
18 * @author anja
19 * @author Richard Cyganiak (richard@cyganiak.de)
20 * @version $Id: FileSizesPageMaker.java,v 1.8 2009/03/13 23:04:28 benoitx Exp $
21 */
22 public class FileSizesPageMaker {
23 private static final int MAX_LARGEST_FILES = 20;
24 private static final int MAX_FILES_WITH_MOST_REVISIONS = 20;
25
26 private final ReportConfig config;
27 private final Repository repository;
28
29 public FileSizesPageMaker(final ReportConfig config) {
30 this.config = config;
31 this.repository = config.getRepository();
32 }
33
34 public NavigationNode toFile() {
35 final ChartImage fileCountChart = new TimeLineChartMaker("file_count", this.config, new FileCountTimeLineReport(this.repository.getFiles())
36 .getTimeLine(), "file_count.png", this.repository.getSymbolicNames()).toFile();
37 final ChartImage fileSizeChart = new TimeLineChartMaker("file_size", this.config, new AvgFileSizeTimeLineReport(this.repository.getFiles())
38 .getTimeLine(), "file_size.png", this.repository.getSymbolicNames()).toFile();
39 final TableReport largestFilesTable = new LargestFilesTableReport(this.config, this.repository.getFiles(), MAX_LARGEST_FILES);
40 final TableReport mostRevisionsTable = new FilesWithMostRevisionsTableReport(this.config, this.repository.getFiles(), MAX_FILES_WITH_MOST_REVISIONS);
41
42 final Page page = this.config.createPage("file_sizes", "File Statistics", "File Sizes and File Counts");
43 page.addAttribute("Total Files", getCurrentFileCount());
44 page.addAttribute("Average File Size", getCurrentAverageFileSize(), 1, "lines");
45 page.addAttribute("Average Revisions Per File", getCurrentAverageRevisionCount(), 1);
46 page.add(fileCountChart);
47 page.add(fileSizeChart);
48 page.addSection("File Types");
49 page.add(new FileTypeReport(this.config));
50 page.addSection("Largest Files");
51 page.add(largestFilesTable);
52 page.addSection("Files With Most Revisions");
53 page.add(mostRevisionsTable);
54 return page;
55 }
56
57 private int getCurrentFileCount() {
58 int result = 0;
59 final Iterator it = this.repository.getFiles().iterator();
60 while (it.hasNext()) {
61 final VersionedFile file = (VersionedFile) it.next();
62 if (!file.isDead()) {
63 result++;
64 }
65 }
66 return result;
67 }
68
69 private double getCurrentAverageFileSize() {
70 return ((double) this.repository.getCurrentLOC()) / getCurrentFileCount();
71 }
72
73 private double getCurrentAverageRevisionCount() {
74 int revisions = 0;
75 final Iterator it = this.repository.getFiles().iterator();
76 while (it.hasNext()) {
77 final VersionedFile file = (VersionedFile) it.next();
78 if (!file.isDead()) {
79 revisions += file.getRevisions().size();
80 }
81 }
82 return ((double) revisions) / getCurrentFileCount();
83 }
84 }