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UnifiedClassLoader3 (JBoss/JMX API) - JBoss 4.0.1 sp1 jmx API Documentation 英文版文档

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org.jboss.mx.loading
Class UnifiedClassLoader3

java.lang.Object
  java.lang.ClassLoader
      java.security.SecureClassLoader
          java.net.URLClassLoader
              org.jboss.mx.loading.RepositoryClassLoader
                  org.jboss.mx.loading.UnifiedClassLoader
                      org.jboss.mx.loading.UnifiedClassLoader3

All Implemented Interfaces:

org.jboss.util.loading.Translatable, UnifiedClassLoader3MBean, UnifiedClassLoaderMBean

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public class UnifiedClassLoader3

extends UnifiedClassLoader

implements UnifiedClassLoader3MBean

An extension of UnifiedClassLoader that manages a thread based loading strategy to work around the locking problems associated with the VM initiated locking due to the synchronized loadClassInternal method of ClassLoader which cannot be overriden.

Version:

$Revision: 1.19 $

Author:

Scott Stark

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Field Summary

 

Fields inherited from class org.jboss.mx.loading.UnifiedClassLoader

origURL, url

 

Fields inherited from class org.jboss.mx.loading.RepositoryClassLoader

loadLock, parent, repository

 

Constructor Summary

UnifiedClassLoader3(URL url)           Construct a UnifiedClassLoader without registering it to the classloader repository.

UnifiedClassLoader3(URL url, URL origURL)           Construct a UnifiedClassLoader without registering it to the classloader repository.

UnifiedClassLoader3(URL url, URL origURL, ClassLoader parent, LoaderRepository repository)           Construct a UnifiedClassLoader and associate it with the given repository.

UnifiedClassLoader3(URL url, URL origURL, LoaderRepository repository)           Construct a UnifiedClassLoader and associate it with the given repository.

 

Method Summary
String	toString()           Retruns a string representaion of this UCL.

 

Methods inherited from class org.jboss.mx.loading.UnifiedClassLoader

getObjectName, getOrigURL, getPermissions, getProtectionDomain, getURL, unregister

 

Methods inherited from class org.jboss.mx.loading.RepositoryClassLoader

acquire, addToClassBlackList, addToResourceBlackList, addURL, attempt, clearBlackLists, clearClassBlackList, clearResourceBlackList, definePackage, equals, findClass, findClassLocally, findResources, findResourcesLocally, getAddedOrder, getAllURLs, getClasspath, getLoaderRepository, getPackage, getPackages, getProtectionDomain, getResource, getResourceLocally, getURLs, hashCode, isClassBlackListed, isResourceBlackListed, loadByteCode, loadByteCode, loadClass, loadClassBefore, loadClassImpl, loadClassLocally, release, removeFromClassBlackList, removeFromResourceBlackList, setAddedOrder, setRepository

 

Methods inherited from class java.net.URLClassLoader

definePackage, findResource, newInstance, newInstance

 

Methods inherited from class java.security.SecureClassLoader

defineClass

 

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, definePackage, findLibrary, findLoadedClass, findSystemClass, getParent, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, loadClass, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

 

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

 

Methods inherited from interface org.jboss.util.loading.Translatable

getResourceLocally

 

Constructor Detail

UnifiedClassLoader3

public UnifiedClassLoader3(URL url)

Construct a UnifiedClassLoader without registering it to the classloader repository.

Parameters:

url - the single URL to load classes from.

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UnifiedClassLoader3

public UnifiedClassLoader3(URL url,
                           URL origURL)

Construct a UnifiedClassLoader without registering it to the classloader repository.

Parameters:

url - the single URL to load classes from.

origURL - the possibly null original URL from which url may be a local copy or nested jar.

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UnifiedClassLoader3

public UnifiedClassLoader3(URL url,
                           URL origURL,
                           LoaderRepository repository)

Construct a UnifiedClassLoader and associate it with the given repository.

Parameters:

url - The single URL to load classes from.

origURL - the possibly null original URL from which url may be a local copy or nested jar.

repository - the repository this classloader delegates to

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UnifiedClassLoader3

public UnifiedClassLoader3(URL url,
                           URL origURL,
                           ClassLoader parent,
                           LoaderRepository repository)

Construct a UnifiedClassLoader and associate it with the given repository.

Parameters:

url - The single URL to load classes from.

origURL - the possibly null original URL from which url may be a local copy or nested jar.

parent - the parent class loader to use

repository - the repository this classloader delegates to

Method Detail

toString

public String toString()

Retruns a string representaion of this UCL.

Overrides:

toString in class RepositoryClassLoader

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