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
org.kc7bfi.jflac 16 14 2 4 7 12.0% 64.0% 24.0% 1
org.kc7bfi.jflac.apps 11 11 0 0 13 0.0% 100.0% 0.0% 1
org.kc7bfi.jflac.frame 11 9 2 3 6 18.0% 67.0% 15.000001% 1
org.kc7bfi.jflac.io 3 3 0 5 3 0.0% 38.0% 62.0% 1
org.kc7bfi.jflac.metadata 14 13 1 5 5 7.0% 50.0% 43.0% 1
org.kc7bfi.jflac.sound.spi 7 6 1 0 10 14.0% 100.0% 14.0% 1
org.kc7bfi.jflac.util 9 9 0 5 5 0.0% 50.0% 50.0% 1

Packages

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

org.kc7bfi.jflac

Afferent Couplings Efferent Couplings Abstractness Instability Distance
4 7 12.0% 64.0% 24.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
org.kc7bfi.jflac.FrameListener
org.kc7bfi.jflac.PCMProcessor
org.kc7bfi.jflac.ChannelData
org.kc7bfi.jflac.Constants
org.kc7bfi.jflac.FLACDecoder
org.kc7bfi.jflac.FLACEncoder
org.kc7bfi.jflac.FLACEncoder$1
org.kc7bfi.jflac.FLACEncoder$VerifyData
org.kc7bfi.jflac.FLACEncoder$VerifyData$error_stats
org.kc7bfi.jflac.FLACEncoder$verify_input_fifo
org.kc7bfi.jflac.FLACEncoder$verify_output
org.kc7bfi.jflac.FixedPredictor
org.kc7bfi.jflac.FrameDecodeException
org.kc7bfi.jflac.FrameListeners
org.kc7bfi.jflac.LPCPredictor
org.kc7bfi.jflac.PCMProcessors
org.kc7bfi.jflac.apps
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.sound.spi
org.kc7bfi.jflac.util
java.io
java.lang
java.util
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.metadata
org.kc7bfi.jflac.util

org.kc7bfi.jflac.apps

Afferent Couplings Efferent Couplings Abstractness Instability Distance
0 13 0.0% 100.0% 0.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
None org.kc7bfi.jflac.apps.Analyser
org.kc7bfi.jflac.apps.Decoder
org.kc7bfi.jflac.apps.ExtensionFileFilter
org.kc7bfi.jflac.apps.FlacPacker
org.kc7bfi.jflac.apps.FlacPacker$1
org.kc7bfi.jflac.apps.FlacPacker$2
org.kc7bfi.jflac.apps.FlacPacker$PackerFile
org.kc7bfi.jflac.apps.Player
org.kc7bfi.jflac.apps.SeekTablePlayer
org.kc7bfi.jflac.apps.SndPlayer
org.kc7bfi.jflac.apps.Tester
None java.awt
java.awt.event
java.io
java.lang
java.util
javax.sound.sampled
javax.swing
javax.swing.filechooser
org.kc7bfi.jflac
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.metadata
org.kc7bfi.jflac.util

org.kc7bfi.jflac.frame

Afferent Couplings Efferent Couplings Abstractness Instability Distance
3 6 18.0% 67.0% 15.000001%
Abstract Classes Concrete Classes Used by Packages Uses Packages
org.kc7bfi.jflac.frame.Channel
org.kc7bfi.jflac.frame.EntropyCodingMethod
org.kc7bfi.jflac.frame.BadHeaderException
org.kc7bfi.jflac.frame.ChannelConstant
org.kc7bfi.jflac.frame.ChannelFixed
org.kc7bfi.jflac.frame.ChannelLPC
org.kc7bfi.jflac.frame.ChannelVerbatim
org.kc7bfi.jflac.frame.EntropyPartitionedRice
org.kc7bfi.jflac.frame.EntropyPartitionedRiceContents
org.kc7bfi.jflac.frame.Frame
org.kc7bfi.jflac.frame.Header
org.kc7bfi.jflac
org.kc7bfi.jflac.apps
org.kc7bfi.jflac.util
java.io
java.lang
org.kc7bfi.jflac
org.kc7bfi.jflac.io
org.kc7bfi.jflac.metadata
org.kc7bfi.jflac.util

org.kc7bfi.jflac.io

Afferent Couplings Efferent Couplings Abstractness Instability Distance
5 3 0.0% 38.0% 62.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
None org.kc7bfi.jflac.io.BitInputStream
org.kc7bfi.jflac.io.BitOutputStream
org.kc7bfi.jflac.io.RandomFileInputStream
org.kc7bfi.jflac
org.kc7bfi.jflac.apps
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.metadata
org.kc7bfi.jflac.sound.spi
java.io
java.lang
org.kc7bfi.jflac.util

org.kc7bfi.jflac.metadata

Afferent Couplings Efferent Couplings Abstractness Instability Distance
5 5 7.0% 50.0% 43.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
org.kc7bfi.jflac.metadata.Metadata
org.kc7bfi.jflac.metadata.Application
org.kc7bfi.jflac.metadata.CueIndex
org.kc7bfi.jflac.metadata.CueSheet
org.kc7bfi.jflac.metadata.CueTrack
org.kc7bfi.jflac.metadata.Padding
org.kc7bfi.jflac.metadata.Picture
org.kc7bfi.jflac.metadata.SeekPoint
org.kc7bfi.jflac.metadata.SeekTable
org.kc7bfi.jflac.metadata.StreamInfo
org.kc7bfi.jflac.metadata.Unknown
org.kc7bfi.jflac.metadata.Violation
org.kc7bfi.jflac.metadata.VorbisComment
org.kc7bfi.jflac.metadata.VorbisString
org.kc7bfi.jflac
org.kc7bfi.jflac.apps
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.sound.spi
org.kc7bfi.jflac.util
java.io
java.lang
java.util
javax.sound.sampled
org.kc7bfi.jflac.io

org.kc7bfi.jflac.sound.spi

Afferent Couplings Efferent Couplings Abstractness Instability Distance
0 10 14.0% 100.0% 14.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
org.kc7bfi.jflac.sound.spi.RingedAudioInputStream
org.kc7bfi.jflac.sound.spi.Flac2PcmAudioInputStream
org.kc7bfi.jflac.sound.spi.FlacAudioFileReader
org.kc7bfi.jflac.sound.spi.FlacAudioFormat
org.kc7bfi.jflac.sound.spi.FlacEncoding
org.kc7bfi.jflac.sound.spi.FlacFileFormatType
org.kc7bfi.jflac.sound.spi.FlacFormatConversionProvider
None java.io
java.lang
java.net
java.util
javax.sound.sampled
javax.sound.sampled.spi
org.kc7bfi.jflac
org.kc7bfi.jflac.io
org.kc7bfi.jflac.metadata
org.kc7bfi.jflac.util

org.kc7bfi.jflac.util

Afferent Couplings Efferent Couplings Abstractness Instability Distance
5 5 0.0% 50.0% 50.0%
Abstract Classes Concrete Classes Used by Packages Uses Packages
None org.kc7bfi.jflac.util.BitMath
org.kc7bfi.jflac.util.ByteData
org.kc7bfi.jflac.util.CRC16
org.kc7bfi.jflac.util.CRC8
org.kc7bfi.jflac.util.LittleEndianDataOutput
org.kc7bfi.jflac.util.PCMDecoder
org.kc7bfi.jflac.util.RiceCodes
org.kc7bfi.jflac.util.RingBuffer
org.kc7bfi.jflac.util.WavWriter
org.kc7bfi.jflac
org.kc7bfi.jflac.apps
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.sound.spi
java.io
java.lang
org.kc7bfi.jflac
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.metadata

Cycles

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

Package Package Dependencies
org.kc7bfi.jflac org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.util
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.apps org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.util
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.frame org.kc7bfi.jflac.io
org.kc7bfi.jflac.util
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io org.kc7bfi.jflac.util
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.metadata org.kc7bfi.jflac.io
org.kc7bfi.jflac.util
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.sound.spi org.kc7bfi.jflac.util
org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.util
org.kc7bfi.jflac.util org.kc7bfi.jflac.frame
org.kc7bfi.jflac.io
org.kc7bfi.jflac.util

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.