org.mule.runtime.module.artifact.api.classloader

Class FineGrainedControlClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

org.mule.runtime.module.artifact.api.classloader.FineGrainedControlClassLoader

All Implemented Interfaces:

Closeable, AutoCloseable, ClassLoaderLookupPolicyProvider, DisposableClassLoader

Direct Known Subclasses:

MuleArtifactClassLoader

@NoInstantiate
public class FineGrainedControlClassLoader
extends URLClassLoader
implements DisposableClassLoader, ClassLoaderLookupPolicyProvider

Defines a ClassLoader which enables the control of the class loading lookup mode.

By using a ClassLoaderLookupPolicy this classLoader can use parent-first, parent-only or child-first classloading lookup mode per package.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	FineGrainedControlClassLoader.NonCachingURLStreamHandlerFactory

Constructor Summary

Constructors

Constructor and Description
FineGrainedControlClassLoader(URL[] urls, ClassLoader parent, ClassLoaderLookupPolicy lookupPolicy)

Method Summary

Modifier and Type	Method and Description
void	dispose() Disposes the ClassLoader by closing all the resources opened by this ClassLoader.
Class<?>	findLocalClass(String name)
protected Class<?>	findParentClass(String name, ClassLoader classLoader)
ClassLoaderLookupPolicy	getClassLoaderLookupPolicy()
URL	getResource(String name)
Enumeration<URL>	getResources(String name)
protected Class<?>	loadClass(String name, boolean resolve)

Methods inherited from class java.net.URLClassLoader

addURL, 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, loadClass, registerAsParallelCapable, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Constructor Detail

FineGrainedControlClassLoader

public FineGrainedControlClassLoader(URL[] urls,
                                     ClassLoader parent,
                                     ClassLoaderLookupPolicy lookupPolicy)

Method Detail

loadClass

protected Class<?> loadClass(String name,
                             boolean resolve)
                      throws ClassNotFoundException

Overrides:

loadClass in class ClassLoader

Throws:

ClassNotFoundException

findParentClass

protected Class<?> findParentClass(String name,
                                   ClassLoader classLoader)
                            throws ClassNotFoundException

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

findLocalClass

public Class<?> findLocalClass(String name)
                        throws ClassNotFoundException

Throws:

ClassNotFoundException

getClassLoaderLookupPolicy

public ClassLoaderLookupPolicy getClassLoaderLookupPolicy()

Specified by:

getClassLoaderLookupPolicy in interface ClassLoaderLookupPolicyProvider

Returns:

lookup policy used on the classLoader. Non null.

dispose

public void dispose()

Disposes the ClassLoader by closing all the resources opened by this ClassLoader. See URLClassLoader.close().

Specified by:

dispose in interface DisposableClassLoader