org.apache.shale.tiger.view.faces
Class PackageInfo

java.lang.Object
  org.apache.shale.tiger.view.faces.PackageInfo

public final class PackageInfo
extends java.lang.Object

Utility class with methods that support getting a recursive list of classes starting with a specific package name.

Constructor Summary

PackageInfo()

Method Summary

protected java.lang.String	filenameToClassname(java.lang.String entryName) Convert a filename to a classname.
java.lang.Class[]	getClasses(java.util.List<java.lang.Class> classes, java.lang.String pckgname) Return an array of all classes, visible to our application class loader, in the specified Java package.
static PackageInfo	getInstance() Get the singleton instance of this class.
protected void	listFilesRecursive(java.util.List<java.lang.Class> classes, java.io.File base, java.lang.ClassLoader cld, java.lang.String pckgname) Traverse a directory structure starting at base, adding matching files to the specified list.
protected void	loadClass(java.util.List<java.lang.Class> classes, java.lang.ClassLoader cld, java.lang.String className) Load the class className using the classloader cld, and add it to the list.

Methods inherited from class java.lang.Object

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

Constructor Detail

PackageInfo

public PackageInfo()

Method Detail

getInstance

public static final PackageInfo getInstance()

Get the singleton instance of this class.

getClasses

public java.lang.Class[] getClasses(java.util.List<java.lang.Class> classes,
                                    java.lang.String pckgname)
                             throws java.lang.ClassNotFoundException

Return an array of all classes, visible to our application class loader, in the specified Java package.

Parameters:

classes - List of matching classes being accumulated

pckgname - Package name used to select matching classes

Throws:

java.lang.ClassNotFoundException

filenameToClassname

protected java.lang.String filenameToClassname(java.lang.String entryName)

Convert a filename to a classname.

Parameters:

entryName - Filename to be converted

loadClass

protected void loadClass(java.util.List<java.lang.Class> classes,
                         java.lang.ClassLoader cld,
                         java.lang.String className)

Load the class className using the classloader cld, and add it to the list.

Parameters:

classes - List of matching classes being accumulated

cld - ClassLoader from which to load the specified class

className - Name of the class to be loaded

listFilesRecursive

protected void listFilesRecursive(java.util.List<java.lang.Class> classes,
                                  java.io.File base,
                                  java.lang.ClassLoader cld,
                                  java.lang.String pckgname)

Traverse a directory structure starting at base, adding matching files to the specified list.

Parameters:

classes - List of matching classes being accumulated

base - Base file from which to recurse

cld - ClassLoader being searched for matching classes

pckgname - Package name used to select matching classes