net.lecousin.framework.application.libraries.classloader

Class AbstractClassLoader

java.lang.Object

java.lang.ClassLoader

net.lecousin.framework.application.libraries.classloader.AbstractClassLoader

All Implemented Interfaces:

ApplicationClassLoader, IOProviderFrom<String>, IOProviderFrom.Readable<String>

Direct Known Subclasses:

DirectoryClassLoader, ZipClassLoader

public abstract class AbstractClassLoader
extends ClassLoader
implements ApplicationClassLoader, IOProviderFrom.Readable<String>

Abstract class loader.

Nested Class Summary

Nested classes/interfaces inherited from interface net.lecousin.framework.io.provider.IOProviderFrom.Readable

IOProviderFrom.Readable.KnownSize<T>, IOProviderFrom.Readable.Seekable<T>

Nested classes/interfaces inherited from interface net.lecousin.framework.io.provider.IOProviderFrom

IOProviderFrom.Readable<T>, IOProviderFrom.ReadWrite<T>, IOProviderFrom.Writable<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected AppClassLoader	appClassLoader

Constructor Summary

Constructors

Constructor and Description
AbstractClassLoader(AppClassLoader appClassLoader) Constructor.

Method Summary

Modifier and Type	Method and Description
void	addSubLoader(AbstractClassLoader loader) Add a class loader from a resource contained by this class loader, for example an inner jar file.
IOProvider.Readable	get(String path) Get a IOProvider.
Application	getApplication() Return the application.
static IAsync<NoException>	getClassLoadingSP(String name) Get the synchronized object for loading the given class.
abstract String	getDescription() Return a description of this class loader.
IOProvider.Readable	getIOProvider(String filename) Return an IOProvider for the given application's resource.
URL	getResource(String name) Search a resource.
InputStream	getResourceAsStream(String name)
protected abstract Object	getResourcePointer(String path)
Enumeration<URL>	getResources(String name)
Iterable<URL>	getResourcesURL(String name) Search for all resources with the same path.
URL	getResourceURL(String name) Search for a resource.
protected Class<?>	loadClass(String name, boolean resolve)
protected abstract byte[]	loadFile(String name) Load the content of a file.
protected abstract IO.Readable	loadResourceAsIO(String name, byte priority) Load a resource as IO.Readable.
protected abstract URL	loadResourceURL(String name) Search a resource.
IO.Readable	open(String path, byte priority) Open a resource.
protected abstract IO.Readable	openResourcePointer(Object pointer, byte priority)
static void	releaseClassLoadingSP(String name) Release the synchronized object for loading the given class.
protected abstract void	scan(String rootPackage, boolean includeSubPackages, Predicate<String> packageFilter, Predicate<String> classFilter, Consumer<Class<?>> classScanner)

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findClass, findLibrary, findLoadedClass, findResource, findResources, 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

Methods inherited from interface net.lecousin.framework.application.ApplicationClassLoader

loadClass

Field Detail

appClassLoader

protected AppClassLoader appClassLoader

Constructor Detail

AbstractClassLoader

public AbstractClassLoader(AppClassLoader appClassLoader)

Constructor.

Method Detail

getApplication

public Application getApplication()

Description copied from interface: ApplicationClassLoader

Return the application.

Specified by:

getApplication in interface ApplicationClassLoader

getDescription

public abstract String getDescription()

Return a description of this class loader.

loadFile

protected abstract byte[] loadFile(String name)
                            throws IOException

Load the content of a file.

Throws:

IOException

loadResourceAsIO

protected abstract IO.Readable loadResourceAsIO(String name,
                                                byte priority)
                                         throws IOException

Load a resource as IO.Readable.

Throws:

IOException

loadResourceURL

protected abstract URL loadResourceURL(String name)

Search a resource.

getResourcePointer

protected abstract Object getResourcePointer(String path)

openResourcePointer

protected abstract IO.Readable openResourcePointer(Object pointer,
                                                   byte priority)
                                            throws IOException

Throws:

IOException

scan

protected abstract void scan(String rootPackage,
                             boolean includeSubPackages,
                             Predicate<String> packageFilter,
                             Predicate<String> classFilter,
                             Consumer<Class<?>> classScanner)

addSubLoader

public final void addSubLoader(AbstractClassLoader loader)

Add a class loader from a resource contained by this class loader, for example an inner jar file.

getClassLoadingSP

public static IAsync<NoException> getClassLoadingSP(String name)

Get the synchronized object for loading the given class.

releaseClassLoadingSP

public static void releaseClassLoadingSP(String name)

Release the synchronized object for loading the given class.

loadClass

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

Overrides:

loadClass in class ClassLoader

Throws:

ClassNotFoundException

get

public final IOProvider.Readable get(String path)

Description copied from interface: IOProviderFrom

Get a IOProvider.

Specified by:

get in interface IOProviderFrom<String>

Specified by:

get in interface IOProviderFrom.Readable<String>

open

public final IO.Readable open(String path,
                              byte priority)
                       throws IOException

Open a resource.

Throws:

IOException

getResourceURL

public final URL getResourceURL(String name)

Search for a resource.

getResourcesURL

public final Iterable<URL> getResourcesURL(String name)

Search for all resources with the same path.

getResource

public URL getResource(String name)

Description copied from interface: ApplicationClassLoader

Search a resource.

Specified by:

getResource in interface ApplicationClassLoader

Overrides:

getResource in class ClassLoader

getResources

public Enumeration<URL> getResources(String name)
                              throws IOException

Overrides:

getResources in class ClassLoader

Throws:

IOException

getResourceAsStream

public InputStream getResourceAsStream(String name)

Overrides:

getResourceAsStream in class ClassLoader

getIOProvider

public IOProvider.Readable getIOProvider(String filename)

Description copied from interface: ApplicationClassLoader

Return an IOProvider for the given application's resource.

Specified by:

getIOProvider in interface ApplicationClassLoader