Package org.apache.axis2.deployment

Class DeploymentClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

org.apache.axis2.deployment.DeploymentClassLoader

All Implemented Interfaces:

Closeable, AutoCloseable, BeanInfoCachingClassLoader

public class DeploymentClassLoader
extends URLClassLoader
implements BeanInfoCachingClassLoader

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DeploymentClassLoader.ByteURLConnection
static class	DeploymentClassLoader.ByteUrlStreamHandler

Constructor Summary

Constructors

Constructor	Description
DeploymentClassLoader(URL[] urls, List embedded_jars, ClassLoader parent, boolean isChildFirstClassLoading)	DeploymentClassLoader is extended from URLClassLoader.

Method Summary

Modifier and Type	Method	Description
protected Class	findClass(String name)	Finds and loads the class with the specified name from the URL search path.
URL	findResource(String resource)	Finds the resource with the specified name on the URL search path.
Enumeration	findResources(String resource)	Returns an Enumeration of URLs representing all of the resources on the URL search path having the specified name.
final BeanInfoCache	getBeanInfoCache()	Get the BeanInfo cache for this class loader.
InputStream	getResourceAsStream(String name)
boolean	isChildFirstClassLoading()
protected Class<?>	loadClass(String name, boolean resolve)
void	setChildFirstClassLoading(boolean childFirstClassLoading)

Methods inherited from class java.net.URLClassLoader

addURL, close, definePackage, getPermissions, 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, findClass, findLibrary, findLoadedClass, findResource, findSystemClass, getClassLoadingLock, getDefinedPackage, getDefinedPackages, getName, getPackage, getPackages, getParent, getPlatformClassLoader, getResource, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, getUnnamedModule, isRegisteredAsParallelCapable, loadClass, registerAsParallelCapable, resolveClass, resources, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Constructor Details

DeploymentClassLoader

public DeploymentClassLoader(URL[] urls,
 List embedded_jars,
 ClassLoader parent,
 boolean isChildFirstClassLoading)

DeploymentClassLoader is extended from URLClassLoader. The constructor does not override the super constructor, but takes in an addition list of jar files inside /lib directory.

Parameters:

urls - URLs

parent - parent classloader ClassLoader

Method Details

findClass

protected Class findClass(String name)
                   throws ClassNotFoundException

Finds and loads the class with the specified name from the URL search path. Any URLs referring to JAR files are loaded and opened as needed until the class is found.

Overrides:

findClass in class URLClassLoader

Parameters:

name - the name of the class

Returns:

the resulting class

Throws:

ClassNotFoundException - if the class could not be found

findResource

public URL findResource(String resource)

Finds the resource with the specified name on the URL search path.

Overrides:

findResource in class URLClassLoader

Parameters:

resource - the name of the resource

Returns:

a URL for the resource, or null if the resource could not be found.

findResources

public Enumeration findResources(String resource)
                          throws IOException

Returns an Enumeration of URLs representing all of the resources on the URL search path having the specified name.

Overrides:

findResources in class URLClassLoader

Parameters:

resource - the resource name

Returns:

an Enumeration of URLs

Throws:

IOException - if an I/O exception occurs

getResourceAsStream

public InputStream getResourceAsStream(String name)

Overrides:

getResourceAsStream in class URLClassLoader

loadClass

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

Overrides:

loadClass in class ClassLoader

Throws:

ClassNotFoundException

isChildFirstClassLoading

public boolean isChildFirstClassLoading()

setChildFirstClassLoading

public void setChildFirstClassLoading(boolean childFirstClassLoading)

getBeanInfoCache

public final BeanInfoCache getBeanInfoCache()

Description copied from interface: BeanInfoCachingClassLoader

Get the BeanInfo cache for this class loader.

Specified by:

getBeanInfoCache in interface BeanInfoCachingClassLoader

Returns:

the cache instance; must not be null