org.kuali.rice.kew.plugin

Class PluginClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

org.kuali.rice.kew.plugin.PluginClassLoader

All Implemented Interfaces:

Closeable, AutoCloseable, Lifecycle

public class PluginClassLoader
extends URLClassLoader
implements Lifecycle

A simple class loader implementation which looks at itself before delegating to its parent.

Author:

Kuali Rice Team (rice.collab@kuali.org)

Constructor Summary

Constructors

Constructor and Description
PluginClassLoader()
PluginClassLoader(ClassLoader parent)
PluginClassLoader(ClassLoader parent, File sharedDirectory, File pluginDirectory)

Method Summary

Modifier and Type	Method and Description
void	addClassesDirectory(File classesDir)
void	addLibDirectory(File libDir)
void	addURL(URL url)
PluginConfig	getConfig()
URL	getResource(String name)
Enumeration<URL>	getResources(String name)
boolean	isStarted()
Class	loadClass(String className)
Class	loadClass(String name, boolean resolve)
void	setConfig(PluginConfig config)
void	start()
void	stop()
String	toString()

Methods inherited from class java.net.URLClassLoader

close, definePackage, findClass, findResource, findResources, getPermissions, getResourceAsStream, getURLs, newInstance, newInstance

Methods inherited from class java.security.SecureClassLoader

defineClass, defineClass

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findLibrary, findLoadedClass, findSystemClass, getClassLoadingLock, getPackage, getPackages, getParent, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, registerAsParallelCapable, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Constructor Detail

PluginClassLoader

public PluginClassLoader()

PluginClassLoader

public PluginClassLoader(ClassLoader parent)

PluginClassLoader

public PluginClassLoader(ClassLoader parent,
                         File sharedDirectory,
                         File pluginDirectory)
                  throws MalformedURLException

Throws:

MalformedURLException

Method Detail

addClassesDirectory

public void addClassesDirectory(File classesDir)
                         throws MalformedURLException

Throws:

MalformedURLException

addLibDirectory

public void addLibDirectory(File libDir)
                     throws MalformedURLException

Throws:

MalformedURLException

loadClass

public Class loadClass(String className)
                throws ClassNotFoundException

Overrides:

loadClass in class ClassLoader

Throws:

ClassNotFoundException

addURL

public void addURL(URL url)

Overrides:

addURL in class URLClassLoader

loadClass

public Class loadClass(String name,
                       boolean resolve)
                throws ClassNotFoundException

Overrides:

loadClass in class ClassLoader

Throws:

ClassNotFoundException

getResource

public URL getResource(String name)

Overrides:

getResource in class ClassLoader

getResources

public Enumeration<URL> getResources(String name)
                              throws IOException

Overrides:

getResources in class ClassLoader

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

getConfig

public PluginConfig getConfig()

setConfig

public void setConfig(PluginConfig config)

start

public void start()

Specified by:

start in interface Lifecycle

stop

public void stop()

Specified by:

stop in interface Lifecycle

isStarted

public boolean isStarted()

Specified by:

isStarted in interface Lifecycle