magnolia-ui-app-sample Version: 5.0-alpha1-s7 Last Published: Oct 10, 2012

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
info.magnolia.ui.app.sample110060.0%100.0%0.0%1
info.magnolia.ui.app.sample.editor4221550.0%83.0%33.0%1
info.magnolia.ui.app.sample.main171071641.0%86.0%27.000002%1
info.magnolia.ui.app.sample.setup110010.0%100.0%0.0%1

Packages

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

info.magnolia.ui.app.sample

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
060.0%100.0%0.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Noneinfo.magnolia.ui.app.sample.SampleApp
Noneinfo.magnolia.ui.app.sample.editor
info.magnolia.ui.app.sample.main
info.magnolia.ui.framework.app
info.magnolia.ui.framework.location
java.lang
org.apache.commons.lang

info.magnolia.ui.app.sample.editor

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
1550.0%83.0%33.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
info.magnolia.ui.app.sample.editor.SampleEditorView
info.magnolia.ui.app.sample.editor.SampleEditorView$Listener
info.magnolia.ui.app.sample.editor.SampleEditorSubApp
info.magnolia.ui.app.sample.editor.SampleEditorViewImpl
info.magnolia.ui.app.sample
com.vaadin.ui
info.magnolia.ui.framework.app
info.magnolia.ui.framework.location
info.magnolia.ui.framework.view
java.lang

info.magnolia.ui.app.sample.main

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
1641.0%86.0%27.000002%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
info.magnolia.ui.app.sample.main.ContentDisplayView
info.magnolia.ui.app.sample.main.ContentDisplayView$Listener
info.magnolia.ui.app.sample.main.ContentItemSelectedEvent$Handler
info.magnolia.ui.app.sample.main.NavigationView
info.magnolia.ui.app.sample.main.NavigationView$Listener
info.magnolia.ui.app.sample.main.SampleMainView
info.magnolia.ui.app.sample.main.SampleMainView$Listener
info.magnolia.ui.app.sample.main.ContentDisplayPresenter
info.magnolia.ui.app.sample.main.ContentDisplayViewImpl
info.magnolia.ui.app.sample.main.ContentDisplayViewImpl$1
info.magnolia.ui.app.sample.main.ContentItemSelectedEvent
info.magnolia.ui.app.sample.main.NavigationPresenter
info.magnolia.ui.app.sample.main.NavigationViewImpl
info.magnolia.ui.app.sample.main.NavigationViewImpl$1
info.magnolia.ui.app.sample.main.SampleMainSubApp
info.magnolia.ui.app.sample.main.SampleMainSubApp$1
info.magnolia.ui.app.sample.main.SampleMainViewImpl
info.magnolia.ui.app.sample
com.vaadin.ui
info.magnolia.ui.framework.app
info.magnolia.ui.framework.event
info.magnolia.ui.framework.location
info.magnolia.ui.framework.view
java.lang

info.magnolia.ui.app.sample.setup

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
010.0%100.0%0.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Noneinfo.magnolia.ui.app.sample.setup.SampleAppModuleVersionHandler
Noneinfo.magnolia.module

Cycles

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

There are no cyclic dependencies.

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.