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Table 3 Exception flows signalized by variable features

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

VC

Variable

Core

Any

18 (51%)

183 (39%)

6 (30%)

207 (40%)

VCS

Variable

Core

Specialized

18 (51%)

17 (4%)

0 (0%)

35 (7%)

VCG

Variable

Core

Generic

0 (0%)

166 (35%)

6 (30%)

172 (33%)

VV

Variable

Variable

Any

8 (23%)

19 (4%)

0 (0%)

27 (5%)

VVS

Variable

Variable

Specialized

8 (23%)

19 (4%)

0 (0%)

27 (5%)

VVG

Variable

Variable

Generic

0 (0%)

0 (0%)

0 (0%)

0 (0%)

VaVb

Variable

Variable

Any

9 (26%)

100 (22%)

0 (0%)

109 (21%)

VaVbS

Variable

Variable

Specialized

9 (26%)

13 (3%)

0 (0%)

22 (4%)

VaVbG

Variable

Variable

Generic

0 (0%)

87 (19%)

0 (0%)

87 (17%)

VE

Variable

Escaped

-

0 (0%)

162 (35%)

14 (70%)

176 (34%)

Subtotal (VC + VV + VaVb + VE)

35 (100%)

464 (100%)

20 (100%)

519 (100%)