JavaNCSS Metric Results

[ package ] [ object ] [ method ] [ explanation ]

The following document contains the results of a JavaNCSS metric analysis, using JavaNCSS version 32.53.
JavaNCSS web site.

Packages

[ package ] [ object ] [ method ] [ explanation ]

Packages sorted by NCSS.

PackageClassesMethodsNCSSJavadocsJavadoc linesSingle lines commentMulti lines comment
org.slasoi.gslam.main.activator.impl7585102917311187
Classes totalMethods totalNCSS totalJavadocsJavadoc linesSingle lines commentMulti lines comment
7585102917311187

Objects

[ package ] [ object ] [ method ] [ explanation ]

TOP 30 classes containing the most NCSS.

ObjectNCSSMethodsClassesJavadocs
org.slasoi.gslam.main.activator.impl.GenericSLAManager13911012
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl1213101
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader109516
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber41516
org.slasoi.gslam.main.activator.impl.GenericSLAManagerUtilsImpl22304
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber.ISubscriber10100
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader.TemplatesGroup7200

TOP 30 classes containing the most methods.

ObjectNCSSMethodsClassesJavadocs
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl1213101
org.slasoi.gslam.main.activator.impl.GenericSLAManager13911012
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber41516
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader109516
org.slasoi.gslam.main.activator.impl.GenericSLAManagerUtilsImpl22304
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader.TemplatesGroup7200
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber.ISubscriber10100

Averages.

NCSS averageProgram NCSSClasses averageMethods averageJavadocs average
64.14510.000.298.294.14

Methods

[ package ] [ object ] [ method ] [ explanation ]

TOP 30 Methods containing the most NCSS.

MethodsNCSSCCNJavadocs
org.slasoi.gslam.main.activator.impl.GenericSLAManager.createContext(BundleContext,String,String,String,String)84231
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader.getListOfTemplates(String,String)41171
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.toString()2220
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader.getSLATemplates(String,String)21111
org.slasoi.gslam.main.activator.impl.GenericSLAManager.loadConfigurationFrom(String)2041
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber.run()1721
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader.reset(String,String)1761
org.slasoi.gslam.main.activator.impl.GenericTemplatesLoader.main(String[])1440
org.slasoi.gslam.main.activator.impl.GenericSLAManagerUtilsImpl.register(SLAManagerContext)1151
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber.ISubscriber.notify(Template[])1030
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber.getMetadata(SLATemplate)811
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber.getProvider(SLATemplate)831
org.slasoi.gslam.main.activator.impl.GenericSLAManager.getProviderUUID(SLATemplate)831
org.slasoi.gslam.main.activator.impl.GenericSLAManager.getReference(String)761
org.slasoi.gslam.main.activator.impl.GenericSLAManagerUtilsImpl.getContextSet(String)751
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.GenericSLAManagerContextImpl(String,String,String)410
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getSyntaxConverters()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getMonitorManager()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getPlanningOptimization()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getProtocolEngine()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getProvisioningAdjustment()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getSLAManagerID()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getSLARegistry()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getSLATemplateRegistry()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getServiceAdvertisement()430
org.slasoi.gslam.main.activator.impl.GenericSLAManagerContextImpl.getServiceManagerRegistry()430
org.slasoi.gslam.main.activator.impl.DefaultGslamSubscriber.start()311
org.slasoi.gslam.main.activator.impl.GenericSLAManager.injectIntoContext(Object,SLAManagerContext)321
org.slasoi.gslam.main.activator.impl.GenericSLAManager.linkSyntaxConverterWSToContext(Object,BundleContext)321
org.slasoi.gslam.main.activator.impl.GenericSLAManager.createWS(Object)321

Averages.

Program NCSSNCSS averageCCN averageJavadocs average
510.007.002.780.40

Explanations

[ package ] [ object ] [ method ] [ explanation ]

Non Commenting Source Statements (NCSS)

Statements for JavaNCSS are not statements as specified in the Java Language Specification but include all kinds of declarations too. Roughly spoken, NCSS is approximately equivalent to counting ';' and '{' characters in Java source files.

Not counted are empty statements, empty blocks or semicolons after closing brackets. Of course, comments don't get counted too. Closing brackets also never get counted, the same applies to blocks in general.

Examples
Package declarationpackage java.lang;
Import declarationimport java.awt.*;
Class declaration
  • public class Foo {
  • public class Foo extends Bla {
Interface declarationpublic interface Able ; {
Field declaration
  • int a;
  • int a, b, c = 5, d = 6;
Method declaration
  • public void cry();
  • public void gib() throws DeadException {
Constructor declarationpublic Foo() {
Constructor invocation
  • this();
  • super();
Statement declaration
  • i = 0;
  • if (ok)
  • if (exit) {
  • if (3 == 4);
  • if (4 == 4) { ;
  • } else {
Label declarationfine :

In some cases consecutive semicolons are illegal according to the JLS but JavaNCSS still tolerates them (thought JavaNCSS is still more strict as 'javac'). Nevertheless they are never counted as two statements.

Cyclomatic Complexity Number (CCN)

CCN is also know as McCabe Metric. There exists a much hyped theory behind it based on graph theory, but it all comes down to simply counting 'if', 'for', 'while' statements etc. in a method. Whenever the control flow of a method splits, the "CCN counter" gets incremented by one.

Each method has a minimum value of 1 per default. For each of the following Java keywords/statements this value gets incremented by one:

  • if
  • for
  • while
  • case
  • catch

Also if the control flow of a method returns abortively the CCNvalue will be incremented by one:

  • if
  • for

An ordinary return at the end of method will not be counted.

Note that 'else', 'default', and 'finally' don't increment the CCN value any further. On the other hand, a simple method with a 'switch' statement and a huge block of 'case' statements can have a surprisingly high CCN value (still it has the same value when converting a 'switch' block to an equivalent sequence of 'if' statements).