Table 2 Exception flows in MobileMedia, BerkeleyDb and Prevayler
From: In-depth characterization of exception flows in software product lines: an empirical study
Flow occurrences (percentage per release) | |||||||
|---|---|---|---|---|---|---|---|
Flow | Signaler | Handler | Handling | MM | BkDb | Pvl | All |
CC | Core | Core | Any | 48 (43%) | 413 (27%) | 76 (46%) | 537 (30%) |
CCS | Core | Core | Specialized | 22 (20%) | 63 (4%) | 5 (3%) | 90 (5%) |
CCG | Core | Core | Generic | 26 (23%) | 350 (23%) | 71 (43%) | 447 (25%) |
CV | Core | Variable | Any | 28 (25%) | 210 (14%) | 6 (4%) | 244 (14%) |
CVS | Core | Variable | Specialized | 25 (22%) | 62 (4%) | 4 (3%) | 91 (5%) |
CVG | Core | Variable | Generic | 3 (3%) | 148 (10%) | 2 (1%) | 153 (9%) |
CE | Core | Escaped | - | 0 (0%) | 435 (29%) | 62 (38%) | 497 (27%) |
Subtotal (CC + CV + CE) | 76 (68%) | 1058 (70%) | 144 (88%) | 1278 (71%) | |||
VC | Variable | Core | Any | 18 (17%) | 183 (12%) | 6 (4%) | 207 (12%) |
VCS | Variable | Core | Specialized | 18 (17%) | 17 (1%) | 0 (0%) | 35 (2%) |
VCG | Variable | Core | Generic | 0 (0%) | 166 (11%) | 6 (4%) | 172 (10%) |
VV | Variable | Variable | Any | 8 (7%) | 19 (1%) | 0 (0%) | 27 (2%) |
VVS | Variable | Variable | Specialized | 8 (7%) | 19 (1%) | 0 (0%) | 27 (2%) |
VVG | Variable | Variable | Generic | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |
VaVb | Variable | Variable | Any | 9 (8%) | 100 (7%) | 0 (0%) | 109 (6%) |
VaVbS | Variable | Variable | Specialized | 9 (8%) | 13 (1%) | 0 (0%) | 22 (1%) |
VaVbG | Variable | Variable | Generic | 0 (0%) | 87 (6%) | 0 (0%) | 87 (5%) |
VE | Variable | Escaped | - | 0 (0%) | 162 (10%) | 14 (8%) | 176 (9%) |
Subtotal (VC + VV + VaVb + VE) | 35 (32%) | 464 (30%) | 20 (12%) | 519 (29%) | |||
Total | 111 | 1522 | 164 | 1797 | |||