com.sun.grizzly.util
Class ClassLoaderUtil

java.lang.Object
  com.sun.grizzly.util.ClassLoaderUtil

public class ClassLoaderUtil
extends Object

Simple Classloader utility.

Author:

Jeanfrancois Arcand

Constructor Summary

ClassLoaderUtil()

Method Summary

static ClassLoader	createClassloader(File libDir, ClassLoader cl) Create a class loader that can load classes from the specified file directory.
static URLClassLoader	createURLClassLoader(String dirPath) Construct a URLClassloader based on a canonial file location.
static Object	load(String clazzName) Load a class using the current {link Thread#getContextClassLoader}
static Object	load(String clazzName, ClassLoader classLoader) Load a class using the provided Classloader

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassLoaderUtil

public ClassLoaderUtil()

Method Detail

createClassloader

public static final ClassLoader createClassloader(File libDir,
                                                  ClassLoader cl)
                                           throws IOException

Create a class loader that can load classes from the specified file directory. The file directory must contains .jar ot .zip

Parameters:

file - a directory

ClassLoader - the parent classloader, or null if none.

Returns:

A Classloader that can load classes from a directory that contains jar and zip files.

Throws:

IOException

createURLClassLoader

public static URLClassLoader createURLClassLoader(String dirPath)
                                           throws MalformedURLException,
                                                  IOException

Construct a URLClassloader based on a canonial file location.

Parameters:

dirPath - a canonial path location

Returns:

a URLClassLoader

Throws:

MalformedURLException

IOException

load

public static Object load(String clazzName)

Load a class using the current {link Thread#getContextClassLoader}

Parameters:

clazzName - The name of the class you want to load.

Returns:

an instance of clazzname

load

public static Object load(String clazzName,
                          ClassLoader classLoader)

Load a class using the provided Classloader

Parameters:

clazzName - The name of the class you want to load.

classLoader - A classloader to use for loading a class.

Returns:

an instance of clazzname