Module cloud.piranha.resource

Package cloud.piranha.resource

Class DefaultResourceManagerClassLoader

java.lang.Object

java.lang.ClassLoader

cloud.piranha.resource.DefaultResourceManagerClassLoader

All Implemented Interfaces:

ResourceManagerClassLoader

Direct Known Subclasses:

DefaultWebApplicationClassLoader, IsolatingResourceManagerClassLoader

public class DefaultResourceManagerClassLoader
extends ClassLoader
implements ResourceManagerClassLoader

The default WebApplicationClassLoader.

Author:

Manfred Riem ([email protected])

Constructor Summary

Constructors

Constructor	Description
DefaultResourceManagerClassLoader()	Constructor.
DefaultResourceManagerClassLoader(ResourceManager resourceManager)	Constructor.
DefaultResourceManagerClassLoader(ClassLoader delegateClassLoader)	Another Constructor.

Method Summary

Modifier and Type	Method	Description
protected Class<?>	_defineClass(String name, byte[] bytes, boolean resolve)	Define the class.
protected Class<?>	_loadClass(String name, boolean resolve)	Inner load class.
protected Class<?>	findClass(String moduleName, String name)
protected URL	findResource(String name)	Find the resource.
protected URL	findResource(String moduleName, String name)
protected Enumeration<URL>	findResources(String name)	Find the resources.
ClassLoader	getDelegateClassLoader()	Returns the delegate classloader.
URL	getResource(String name)
ResourceManager	getResourceManager()	Returns the resource manager.
Enumeration<URL>	getResources(String name)
Class<?>	loadClass(String name, boolean resolve)	Load the class.
protected String	normalizeName(String name)	Normalize the name to a .class name.
protected byte[]	readClassBytes(InputStream resourceStream)	Read the class bytes from the input stream.
void	setDelegateClassLoader(ClassLoader delegateClassLoader)	Set the delegate classloader.
void	setResourceManager(ResourceManager resourceManager)	Set the resource manager.

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findClass, findLibrary, findLoadedClass, findSystemClass, getClassLoadingLock, getDefinedPackage, getDefinedPackages, getName, getPackage, getPackages, getParent, getPlatformClassLoader, getResourceAsStream, 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

DefaultResourceManagerClassLoader

public DefaultResourceManagerClassLoader()

Constructor.

DefaultResourceManagerClassLoader

public DefaultResourceManagerClassLoader(ClassLoader delegateClassLoader)

Another Constructor.

Parameters:

delegateClassLoader - classloader which is consulted first

DefaultResourceManagerClassLoader

public DefaultResourceManagerClassLoader(ResourceManager resourceManager)

Constructor.

Parameters:

resourceManager - the resource manager.

Method Details

loadClass

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

Load the class.

Overrides:

loadClass in class ClassLoader

Parameters:

name - the name.

resolve - the resolve flag.

Returns:

the class.

Throws:

ClassNotFoundException - when the class cannot be found.

_loadClass

protected Class<?> _loadClass(String name,
 boolean resolve)

Inner load class.

Parameters:

name - the name.

resolve - the resolve flog.

Returns:

the class.

findClass

protected Class<?> findClass(String moduleName,
 String name)

Overrides:

findClass in class ClassLoader

normalizeName

protected String normalizeName(String name)

Normalize the name to a .class name.

Parameters:

name - the name.

Returns:

the .class name.

readClassBytes

protected byte[] readClassBytes(InputStream resourceStream)
                         throws IOException

Read the class bytes from the input stream.

Parameters:

resourceStream - the input stream.

Returns:

the bytes.

Throws:

IOException - when an I/O error occurs.

_defineClass

protected Class<?> _defineClass(String name,
 byte[] bytes,
 boolean resolve)

Define the class.

Parameters:

name - the name.

bytes - the bytes.

resolve - the resolve flag.

Returns:

the class.

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

findResource

protected URL findResource(String name)

Find the resource.

Overrides:

findResource in class ClassLoader

Parameters:

name - the name.

Returns:

the resource, or null if not found.

findResource

protected URL findResource(String moduleName,
 String name)
                    throws IOException

Overrides:

findResource in class ClassLoader

Throws:

IOException

findResources

protected Enumeration<URL> findResources(String name)
                                  throws IOException

Find the resources.

Overrides:

findResources in class ClassLoader

Parameters:

name - the name of the resource.

Returns:

the enumeration of the resource urls.

Throws:

IOException - when an I/O error occurs.

setResourceManager

public void setResourceManager(ResourceManager resourceManager)

Set the resource manager.

Specified by:

setResourceManager in interface ResourceManagerClassLoader

Parameters:

resourceManager - the resource manager.

getResourceManager

public ResourceManager getResourceManager()

Description copied from interface: ResourceManagerClassLoader

Returns the resource manager.

Specified by:

getResourceManager in interface ResourceManagerClassLoader

Returns:

the resource manager

setDelegateClassLoader

public void setDelegateClassLoader(ClassLoader delegateClassLoader)

Set the delegate classloader.

Parameters:

delegateClassLoader - the delegate class loader.

getDelegateClassLoader

public ClassLoader getDelegateClassLoader()

Returns the delegate classloader.

Returns:

the delegate classloader