org.hibernate.osgi

Class OsgiClassLoader

java.lang.Object

java.lang.ClassLoader

org.hibernate.osgi.OsgiClassLoader

All Implemented Interfaces:

org.hibernate.service.spi.Stoppable

public class OsgiClassLoader
extends ClassLoader
implements org.hibernate.service.spi.Stoppable

Custom OSGI ClassLoader helper which knows all the "interesting" class loaders and bundles. Encapsulates the OSGi related CL capabilities.

Constructor Summary

Constructors

Constructor and Description
OsgiClassLoader()

Method Summary

Modifier and Type	Method and Description
void	addBundle(org.osgi.framework.Bundle bundle) Adds a Bundle to the wrapped set of Bundles
void	addClassLoader(ClassLoader classLoader) Adds a ClassLoader to the wrapped set of ClassLoaders
protected Class<?>	findClass(String name) Load the class and break on first found match.
protected URL	findResource(String name) Load the class and break on first found match.
protected Enumeration<URL>	findResources(String name) Load the class and break on first found match.
void	stop()

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findLibrary, findLoadedClass, findSystemClass, getClassLoadingLock, getPackage, getPackages, getParent, getResource, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, loadClass, 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

OsgiClassLoader

public OsgiClassLoader()

Method Detail

findClass

protected Class<?> findClass(String name)
                      throws ClassNotFoundException

Load the class and break on first found match.

TODO: Should this throw a different exception or warn if multiple classes were found? Naming collisions can and do happen in OSGi…

Overrides:

findClass in class ClassLoader

Throws:

ClassNotFoundException

findResource

protected URL findResource(String name)

Load the class and break on first found match.

TODO: Should this throw a different exception or warn if multiple classes were found? Naming collisions can and do happen in OSGi…

Overrides:

findResource in class ClassLoader

findResources

protected Enumeration<URL> findResources(String name)

Load the class and break on first found match.

Note: Since they’re Enumerations, do not cache these results!

TODO: Should this throw a different exception or warn if multiple classes were found? Naming collisions can and do happen in OSGi…

Overrides:

findResources in class ClassLoader

addClassLoader

public void addClassLoader(ClassLoader classLoader)

Adds a ClassLoader to the wrapped set of ClassLoaders

Parameters:

classLoader - The ClassLoader to add

addBundle

public void addBundle(org.osgi.framework.Bundle bundle)

Adds a Bundle to the wrapped set of Bundles

Parameters:

bundle - The Bundle to add

stop

public void stop()

Specified by:

stop in interface org.hibernate.service.spi.Stoppable