Name Repository Type KLOC Versions Years Programmers
JHotDraw SVN 273624 541 10 11
ArgoUML SVN 780824 16313 12 50
JEdit SVN 176560 9095 4 80
SweetHome 3D CVS 81541 4 13
HSQLDB SVN 263804 1891 9 27
Total - 1576353 27840 39 181
Project % of non- Refactorings
% of High Level
Refactorings
% of global Refactorings
Average Test
Coverage (%)
Refactoring frequency
LRS
JHotDraw 62 45 35
ArgoUML 71.25 30 30
JEdit 72 55
SweetHome 3D 61 48
HSQLDB 65 29
Total 68.13 36.17
Project Commits EmptyMessages
Mean Time
Between Commits (in hours)
JHotDraw 650 1 128.5
ArgoUML 16412 7 6.56
JEdit 17737 563 5.09
SweetHome 3D 2348 -
HSQLDB 3576 20 18.54
Total 38375 591 (1.5%)
ProjectDiff Refactoring Interval
Min Max Mean Min Max Mean
JHotDraw
ArgoUML
JEdit
SweetHome 3D
HSQLDB
Total