ch.jm.osgi.util.bundle
Class DependencyAnalyzer

java.lang.Object
  ch.jm.osgi.util.bundle.DependencyAnalyzer

public class DependencyAnalyzer
extends java.lang.Object

This class analyzes dependencies of a set of classes.

Constructor Summary

DependencyAnalyzer()

Method Summary

java.util.Set<java.lang.String>	getLocalPackages() Returns the set of own package names, i.e.
java.util.Set<java.lang.String>	getUsedPackages() Retrieves the combined set of accumulated used/external packages.
java.util.Set<java.lang.String>	getUsedPackages(java.lang.String packageName) Retrieves the accumulated used/external packages for a given package.
void	scanClasses(java.io.File classesDir) Scans a directory containing compiled class files.
void	scanClassPath(java.util.Collection<java.io.File> classPath) Scans the given classpath.
void	scanJAR(java.io.File jar) Scans a JAR file.
void	scanJarEntry(java.util.jar.JarFile jar, java.util.jar.JarEntry e) Scans a particular entry in a JAR file.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DependencyAnalyzer

public DependencyAnalyzer()

Method Detail

scanClassPath

public void scanClassPath(java.util.Collection<java.io.File> classPath)
                   throws java.io.IOException

Scans the given classpath. The File instances passed in can be directories containing ".class" files or JAR files.

Parameters:

classPath - the classpath to scan

Throws:

java.io.IOException - if an I/O error occurs

scanJarEntry

public void scanJarEntry(java.util.jar.JarFile jar,
                         java.util.jar.JarEntry e)
                  throws java.io.IOException

Scans a particular entry in a JAR file.

Parameters:

jar - the JAR file

e - the entry to scan

Throws:

java.io.IOException - if an I/O error occurs

scanJAR

public void scanJAR(java.io.File jar)
             throws java.io.IOException

Scans a JAR file.

Parameters:

jar - the JAR file to scan

Throws:

java.io.IOException - if an I/O error occurs

scanClasses

public void scanClasses(java.io.File classesDir)
                 throws java.io.IOException

Scans a directory containing compiled class files.

Parameters:

classesDir - the directory

Throws:

java.io.IOException - if an I/O error occurs

getUsedPackages

public java.util.Set<java.lang.String> getUsedPackages(java.lang.String packageName)

Retrieves the accumulated used/external packages for a given package.

Parameters:

packageName - the package name

Returns:

the set of references external packages

getUsedPackages

public java.util.Set<java.lang.String> getUsedPackages()

Retrieves the combined set of accumulated used/external packages.

Returns:

the used packages

getLocalPackages

public java.util.Set<java.lang.String> getLocalPackages()

Returns the set of own package names, i.e. the packages of the classes that have been scanned.

Returns:

the own package names