Metric Results

[ summary ] [ packages ] [ cycles ] [ explanations ]

The following document contains the results of a JDepend metric analysis. The various metrics are defined at the bottom of this document.

Summary

[ summary ] [ packages ] [ cycles ] [ explanations ]

Package TC CC AC Ca Ce A I D V
info.magnolia.virtualuri 8 7 1 3 11 12.0% 79.0% 9.0% 1
info.magnolia.virtualuri.compatibility 1 1 0 1 6 0.0% 86.0% 14.0% 1
info.magnolia.virtualuri.mapping 5 5 0 1 8 0.0% 89.0% 11.0% 1
info.magnolia.virtualuri.setup 1 1 0 0 5 0.0% 100.0% 0.0% 1
info.magnolia.virtualuri.setup.delta 2 2 0 0 11 0.0% 100.0% 0.0% 1

Packages

[ summary ] [ packages ] [ cycles ] [ explanations ]

info.magnolia.virtualuri

Afferent Couplings Efferent Couplings Abstractness Instability Distance
3 11 12.0% 79.0% 9.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
info.magnolia.virtualuri.VirtualUriMapping
info.magnolia.virtualuri.VirtualUriMapping$Result
info.magnolia.virtualuri.VirtualUriModule
info.magnolia.virtualuri.VirtualUriRegistry
info.magnolia.virtualuri.VirtualUriRegistry$1
info.magnolia.virtualuri.VirtualUriRegistry$2
info.magnolia.virtualuri.VirtualUriRegistry$VirtualUriMappingCompatibilityProvider
info.magnolia.virtualuri.VirtualUriRegistry$VirtualUriMappingProvider
info.magnolia.virtualuri.compatibility
info.magnolia.virtualuri.mapping
info.magnolia.virtualuri.setup
info.magnolia.cms.beans.config
info.magnolia.config.registry
info.magnolia.config.source
info.magnolia.config.source.jcr
info.magnolia.config.source.yaml
info.magnolia.module
info.magnolia.virtualuri.compatibility
java.lang
java.net
java.util
org.slf4j

info.magnolia.virtualuri.compatibility

Afferent Couplings Efferent Couplings Abstractness Instability Distance
1 6 0.0% 86.0% 14.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
None info.magnolia.virtualuri.compatibility.VirtualUriMappingAdapter
info.magnolia.virtualuri
info.magnolia.cms.beans.config
info.magnolia.virtualuri
java.lang
java.net
java.util
org.slf4j

info.magnolia.virtualuri.mapping

Afferent Couplings Efferent Couplings Abstractness Instability Distance
1 8 0.0% 89.0% 11.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
None info.magnolia.virtualuri.mapping.DefaultVirtualUriMapping
info.magnolia.virtualuri.mapping.HostBasedRegexpVirtualUriMapping
info.magnolia.virtualuri.mapping.HostBasedVirtualUriMapping$HostUriMapping
info.magnolia.virtualuri.mapping.RegexpVirtualUriMapping
info.magnolia.virtualuri.mapping.RotatingVirtualUriMapping
info.magnolia.virtualuri.setup.delta
info.magnolia.cms.util
info.magnolia.virtualuri
java.lang
java.net
java.util
java.util.regex
org.apache.commons.lang3
org.slf4j

info.magnolia.virtualuri.setup

Afferent Couplings Efferent Couplings Abstractness Instability Distance
0 5 0.0% 100.0% 0.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
None info.magnolia.virtualuri.setup.VirtualUriModuleVersionHandler
None info.magnolia.module
info.magnolia.module.delta
info.magnolia.virtualuri
java.lang
java.util

info.magnolia.virtualuri.setup.delta

Afferent Couplings Efferent Couplings Abstractness Instability Distance
0 11 0.0% 100.0% 0.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
None info.magnolia.virtualuri.setup.delta.UpdateMappingClassesAndPropertiesTask
info.magnolia.virtualuri.setup.delta.VirtualUriMappingUpdateTask
None com.google.common.collect
info.magnolia.jcr.util
info.magnolia.module
info.magnolia.module.delta
info.magnolia.repository
info.magnolia.virtualuri.mapping
java.lang
java.util
javax.jcr
org.apache.commons.lang3
org.slf4j

Cycles

[ summary ] [ packages ] [ cycles ] [ explanations ]

Package Package Dependencies
info.magnolia.virtualuri info.magnolia.virtualuri.compatibility
info.magnolia.virtualuri
info.magnolia.virtualuri.compatibility info.magnolia.virtualuri
info.magnolia.virtualuri.compatibility
info.magnolia.virtualuri.mapping info.magnolia.virtualuri
info.magnolia.virtualuri.compatibility
info.magnolia.virtualuri
info.magnolia.virtualuri.setup info.magnolia.virtualuri
info.magnolia.virtualuri.compatibility
info.magnolia.virtualuri
info.magnolia.virtualuri.setup.delta info.magnolia.virtualuri.mapping
info.magnolia.virtualuri
info.magnolia.virtualuri.compatibility
info.magnolia.virtualuri

Explanation

[ summary ] [ packages ] [ cycles ] [ explanations ]

The following explanations are for quick reference and are lifted directly from the original JDepend documentation.

Term Description
Number of Classes The number of concrete and abstract classes (and interfaces) in the package is an indicator of the extensibility of the package.
Afferent Couplings The number of other packages that depend upon classes within the package is an indicator of the package's responsibility.
Efferent Couplings The number of other packages that the classes in the package depend upon is an indicator of the package's independence.
Abstractness The ratio of the number of abstract classes (and interfaces) in the analyzed package to the total number of classes in the analyzed package. The range for this metric is 0 to 1, with A=0 indicating a completely concrete package and A=1 indicating a completely abstract package.
Instability The ratio of efferent coupling (Ce) to total coupling (Ce / (Ce + Ca)). This metric is an indicator of the package's resilience to change. The range for this metric is 0 to 1, with I=0 indicating a completely stable package and I=1 indicating a completely instable package.
Distance The perpendicular distance of a package from the idealized line A + I = 1. This metric is an indicator of the package's balance between abstractness and stability. A package squarely on the main sequence is optimally balanced with respect to its abstractness and stability. Ideal packages are either completely abstract and stable (x=0, y=1) or completely concrete and instable (x=1, y=0). The range for this metric is 0 to 1, with D=0 indicating a package that is coincident with the main sequence and D=1 indicating a package that is as far from the main sequence as possible.
Cycles Packages participating in a package dependency cycle are in a deadly embrace with respect to reusability and their release cycle. Package dependency cycles can be easily identified by reviewing the textual reports of dependency cycles. Once these dependency cycles have been identified with JDepend, they can be broken by employing various object-oriented techniques.