android / car-samples
Conditional Complexity

The distribution of complexity of units (measured with McCabe index).

Intro
  • Conditional complexity (also called cyclomatic complexity) is a term used to measure the complexity of software. The term refers to the number of possible paths through a program function. A higher value ofter means higher maintenance and testing costs (infosecinstitute.com).
  • Conditional complexity is calculated by counting all conditions in the program that can affect the execution path (e.g. if statement, loops, switches, and/or operators, try and catch blocks...).
  • Conditional complexity is measured at the unit level (methods, functions...).
  • Units are classified in four categories based on the measured McCabe index: 1-5 (simple units), 6-10 (medium complex units), 11-25 (complex units), 26+ (very complex units).
Learn more...
Conditional Complexity Overall
  • There are 416 units with 6,183 lines of code in units (70.6% of code).
    • 0 very complex units (0 lines of code)
    • 2 complex units (268 lines of code)
    • 8 medium complex units (667 lines of code)
    • 11 simple units (476 lines of code)
    • 395 very simple units (4,772 lines of code)
0% | 4% | 10% | 7% | 77%
Legend:
51+
26-50
11-25
6-10
1-5
Alternative Visuals
Conditional Complexity per Extension
51+
26-50
11-25
6-10
1-5
java0% | 4% | 10% | 7% | 77%
kt0% | 0% | 0% | 0% | 100%
Conditional Complexity per Logical Component
primary logical decomposition
51+
26-50
11-25
6-10
1-5
car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/renderer0% | 38% | 0% | 28% | 32%
car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/model0% | 16% | 0% | 0% | 83%
car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/car0% | 0% | 23% | 6% | 70%
car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/misc0% | 0% | 26% | 0% | 73%
car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/nav0% | 0% | 32% | 0% | 67%
car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/templates0% | 0% | 12% | 8% | 78%
car_app_library/places/common/src/main/java/androidx/car/app/sample/places/common0% | 0% | 0% | 28% | 71%
car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/navigation0% | 0% | 0% | 6% | 93%
car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common0% | 0% | 0% | 9% | 90%
car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/common0% | 0% | 0% | 0% | 100%
car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/textandicons0% | 0% | 0% | 0% | 100%
car_app_library/places/common/src/main/java/androidx/car/app/sample/places/common/places0% | 0% | 0% | 0% | 100%
car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/app0% | 0% | 0% | 0% | 100%
car_app_library/helloworld/common/src/main/java/androidx/car/app/sample/helloworld/common0% | 0% | 0% | 0% | 100%
car-lib/CarGearViewerKotlin/automotive/src/main/java/com/example/cargearviewer0% | 0% | 0% | 0% | 100%
car_app_library/showcase/automotive/src/main/java/androidx/car/app/sample/showcase/automotive0% | 0% | 0% | 0% | 100%
Most Complex Units
Top 20 most complex units
Unit# linesMcCabe index# params
private static int getTurnIconResourceId()
in car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/model/DemoScripts.java
89 46 1
public void renderFrame()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/renderer/CarHardwareRenderer.java
179 33 3
public void executeInstructions()
in car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/nav/NavigationService.java
127 19 1
private String fuelTypeAsString()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/misc/CarHardwareInfoScreen.java
31 14 1
private String evConnectorAsString()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/misc/CarHardwareInfoScreen.java
31 14 1
public Template onGetTemplate()
in car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/car/NavigationScreen.java
124 13 0
void doRenderFrame()
in car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/car/SurfaceRenderer.java
99 13 0
public Template onGetTemplate()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/misc/RequestPermissionScreen.java
93 13 0
private GridItem createGridItem()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/templates/GridTemplateDemoScreen.java
96 11 1
public Template onGetTemplate()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/misc/CarHardwareInfoScreen.java
66 11 0
public void onNewIntent()
in car_app_library/navigation/common/src/main/java/androidx/car/app/sample/navigation/common/car/NavigationSession.java
39 9 1
private Template getUsernameSignInTemplate()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/templates/SignInTemplateDemoScreen.java
43 9 0
public void enable()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/renderer/CarHardwareRenderer.java
68 9 1
public void disable()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/renderer/CarHardwareRenderer.java
63 9 0
public void onNewIntent()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/ShowcaseSession.java
26 9 1
public Template onGetTemplate()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/templates/SignInTemplateDemoScreen.java
23 8 0
void doSearch()
in car_app_library/places/common/src/main/java/androidx/car/app/sample/places/common/SearchScreen.java
50 8 1
private static DirectionInfo getDirectionInfo()
in car_app_library/showcase/common/src/main/java/androidx/car/app/sample/showcase/common/navigation/NavigationNotificationService.java
34 7 1
public Template onGetTemplate()
in car_app_library/places/common/src/main/java/androidx/car/app/sample/places/common/PlaceListScreen.java
66 7 0
public Template onGetTemplate()
in car_app_library/places/common/src/main/java/androidx/car/app/sample/places/common/PlaceDetailsScreen.java
42 7 0