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 ]

PackageTCCCACCaCeAIDV
org.jadira.dependencynavigator.assembler3303100.0%77.0%23.0%1
org.jadira.dependencynavigator.controller550470.0%64.0%36.0%1
org.jadira.dependencynavigator.controller.model440230.0%60.000004%40.0%1
org.jadira.dependencynavigator.implementations30358100.0%62.0%62.0%1
org.jadira.dependencynavigator.implementations.local2200110.0%100.0%0.0%1
org.jadira.dependencynavigator.implementations.zip2200120.0%100.0%0.0%1
org.jadira.dependencynavigator.model9815811.0%62.0%27.000002%1

Packages

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

org.jadira.dependencynavigator.assembler

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
3100.0%77.0%23.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Noneorg.jadira.dependencynavigator.assembler.AssembledModel
org.jadira.dependencynavigator.assembler.Assembler
org.jadira.dependencynavigator.assembler.AssemblerException
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.implementations
org.jadira.dependencynavigator.model
java.lang
java.util
org.apache.maven.artifact
org.apache.maven.artifact.factory
org.apache.maven.artifact.versioning
org.apache.maven.model
org.apache.maven.project
org.apache.maven.project.inheritance
org.apache.maven.project.interpolation
org.jadira.dependencynavigator.implementations

org.jadira.dependencynavigator.controller

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
470.0%64.0%36.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Noneorg.jadira.dependencynavigator.controller.ArtifactResolver
org.jadira.dependencynavigator.controller.Controller
org.jadira.dependencynavigator.controller.Controller$1
org.jadira.dependencynavigator.controller.Controller$BooleanController
org.jadira.dependencynavigator.controller.DependencyResolutionException
org.jadira.dependencynavigator.implementations
org.jadira.dependencynavigator.implementations.local
org.jadira.dependencynavigator.implementations.zip
org.jadira.dependencynavigator.model
java.lang
java.util
org.apache.maven.model
org.jadira.dependencynavigator.assembler
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.implementations
org.jadira.dependencynavigator.model

org.jadira.dependencynavigator.controller.model

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
230.0%60.000004%40.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Noneorg.jadira.dependencynavigator.controller.model.ArtifactVersionsListManager
org.jadira.dependencynavigator.controller.model.ArtifactVersionsListManager$ArtifactInstanceMapComparator
org.jadira.dependencynavigator.controller.model.DuplicatesListManager
org.jadira.dependencynavigator.controller.model.DuplicatesListManager$DuplicatesComparator
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.model
java.lang
java.util
org.jadira.dependencynavigator.model

org.jadira.dependencynavigator.implementations

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
58100.0%62.0%62.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
org.jadira.dependencynavigator.implementations.IProgressMeter
org.jadira.dependencynavigator.implementations.Repository
org.jadira.dependencynavigator.implementations.Workspace
Noneorg.jadira.dependencynavigator.assembler
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.implementations.local
org.jadira.dependencynavigator.implementations.zip
org.jadira.dependencynavigator.model
java.io
java.lang
org.apache.maven.model
org.apache.maven.model.io.xpp3
org.codehaus.plexus.util.xml.pull
org.jadira.dependencynavigator.assembler
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.model

org.jadira.dependencynavigator.implementations.local

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
0110.0%100.0%0.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Noneorg.jadira.dependencynavigator.implementations.local.LocalDiskRepository
org.jadira.dependencynavigator.implementations.local.LocalDiskWorkspace
Nonejava.io
java.lang
org.apache.maven.model
org.apache.maven.model.io.xpp3
org.apache.maven.project.interpolation
org.codehaus.plexus.context
org.codehaus.plexus.personality.plexus.lifecycle.phase
org.codehaus.plexus.util.xml.pull
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.implementations
org.jadira.dependencynavigator.model

org.jadira.dependencynavigator.implementations.zip

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
0120.0%100.0%0.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Noneorg.jadira.dependencynavigator.implementations.zip.ZipFileRepository
org.jadira.dependencynavigator.implementations.zip.ZipFileWorkspace
Nonejava.io
java.lang
java.util.zip
org.apache.maven.model
org.apache.maven.model.io.xpp3
org.apache.maven.project.interpolation
org.codehaus.plexus.context
org.codehaus.plexus.personality.plexus.lifecycle.phase
org.codehaus.plexus.util.xml.pull
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.implementations
org.jadira.dependencynavigator.model

org.jadira.dependencynavigator.model

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
5811.0%62.0%27.000002%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
org.jadira.dependencynavigator.model.Artifact
org.jadira.dependencynavigator.model.ArtifactInitialisationException
org.jadira.dependencynavigator.model.ArtifactInstanceMap
org.jadira.dependencynavigator.model.Duplicate
org.jadira.dependencynavigator.model.ExclusionList
org.jadira.dependencynavigator.model.LeafDependency
org.jadira.dependencynavigator.model.PomFile
org.jadira.dependencynavigator.model.RootPom
org.jadira.dependencynavigator.model.SimpleDependancy
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.implementations
org.jadira.dependencynavigator.implementations.local
org.jadira.dependencynavigator.implementations.zip
java.lang
java.util
org.apache.maven.model
org.apache.maven.project.interpolation
org.jadira.dependencynavigator.assembler
org.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.implementations

Cycles

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

PackagePackage Dependencies
org.jadira.dependencynavigator.assemblerorg.jadira.dependencynavigator.implementations
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controllerorg.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controller.modelorg.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.implementationsorg.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.implementations.localorg.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.implementations.ziporg.jadira.dependencynavigator.controller
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.model
org.jadira.dependencynavigator.modelorg.jadira.dependencynavigator.controller.model
org.jadira.dependencynavigator.model

Explanation

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

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

TermDescription
Number of ClassesThe number of concrete and abstract classes (and interfaces) in the package is an indicator of the extensibility of the package.
Afferent CouplingsThe number of other packages that depend upon classes within the package is an indicator of the package's responsibility.
Efferent CouplingsThe number of other packages that the classes in the package depend upon is an indicator of the package's independence.
AbstractnessThe 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.
InstabilityThe 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.
DistanceThe 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.
CyclesPackages 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.