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
zombies32121033.0%83.0%17.0%1
zombies.engine110130.0%75.0%25.0%1
zombies.engine.cards5410120.0%100.0%20.0%1
zombies.engine.critter3214233.0%33.0%33.0%1
zombies.engine.map6513717.0%70.0%13.0%1
zombies.gfx4401110.0%92.0%8.0%1
zombies.util220260.0%75.0%25.0%1
zombies.util.xml550250.0%71.0%29.0%1

Packages

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

zombies

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
21033.0%83.0%17.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
zombies.ZombieConstants
zombies.ZombieAttack
zombies.ZombieAttack$1
zombies.engine.map
zombies.gfx
java.awt
java.awt.event
java.io
java.lang
javax.accessibility
javax.swing
zombies.engine
zombies.engine.critter
zombies.engine.map
zombies.gfx

zombies.engine

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
130.0%75.0%25.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Nonezombies.engine.Game
zombies
java.lang
zombies.engine.critter
zombies.engine.map

zombies.engine.cards

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
0120.0%100.0%20.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
zombies.engine.cards.Card
zombies.engine.cards.Event
zombies.engine.cards.Item
zombies.engine.cards.Weapon
zombies.engine.cards.WeaponSplashMap
Nonejava.lang

zombies.engine.critter

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
4233.0%33.0%33.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
zombies.engine.critter.Creature
zombies.engine.critter.Human
zombies.engine.critter.Zombie
zombies
zombies.engine
zombies.engine.map
zombies.gfx
java.io
java.lang

zombies.engine.map

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
3717.0%70.0%13.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
zombies.engine.map.GameMapListener
zombies.engine.map.GameMap
zombies.engine.map.MapLoader
zombies.engine.map.MapTile
zombies.engine.map.MapUpdateEvent
zombies.engine.map.Tiles
zombies
zombies.engine
zombies.gfx
java.io
java.lang
java.util
zombies
zombies.engine.critter
zombies.util
zombies.util.xml

zombies.gfx

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
1110.0%92.0%8.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Nonezombies.gfx.GameMapPanel
zombies.gfx.TileGfx
zombies.gfx.TilesetGfx
zombies.gfx.TilesetLoader
zombies
java.awt
java.awt.image
java.io
java.lang
java.util
javax.swing
zombies
zombies.engine.critter
zombies.engine.map
zombies.util
zombies.util.xml

zombies.util

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
260.0%75.0%25.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Nonezombies.util.ImageUtil
zombies.util.PathUtil
zombies.engine.map
zombies.gfx
java.awt
java.awt.geom
java.awt.image
java.io
java.lang
java.util

zombies.util.xml

Afferent CouplingsEfferent CouplingsAbstractnessInstabilityDistance
250.0%71.0%29.0%
Abstract ClassesConcrete ClassesUsed by PackagesUses Packages
Nonezombies.util.xml.XMLAttribute
zombies.util.xml.XMLElement
zombies.util.xml.XMLTree
zombies.util.xml.XMLTreeHandler
zombies.util.xml.XMLTreeReader
zombies.engine.map
zombies.gfx
java.io
java.lang
java.util
org.xml.sax
org.xml.sax.helpers

Cycles

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

PackagePackage Dependencies
zombieszombies.engine.map
zombies
zombies.enginezombies.engine.map
zombies
zombies.engine.map
zombies.engine.mapzombies
zombies.engine.map
zombies.gfxzombies.engine.map
zombies
zombies.engine.map

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.