aQute.bnd.osgi

Class ActivelyClosingClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

aQute.bnd.osgi.ActivelyClosingClassLoader

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

Direct Known Subclasses:

Processor.CL

class ActivelyClosingClassLoader
extends java.net.URLClassLoader
implements java.io.Closeable

This class loader can load classes from JAR files.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) class	ActivelyClosingClassLoader.Wrapper

Field Summary

Fields

Modifier and Type	Field and Description
(package private) java.util.concurrent.atomic.AtomicBoolean	open
(package private) Processor	processor
(package private) java.util.concurrent.ScheduledFuture<?>	schedule
(package private) java.util.concurrent.atomic.AtomicReference<java.util.Map<java.io.File,ActivelyClosingClassLoader.Wrapper>>	wrappers

Constructor Summary

Constructors

Constructor and Description
ActivelyClosingClassLoader(Processor processor, java.lang.ClassLoader parent)

Method Summary

Modifier and Type	Method and Description
(package private) void	add(java.io.File file)
(package private) void	autopurge(long freshPeriod)
void	close()
private java.net.URL	createURL(java.lang.String name, byte[] data)
private java.util.stream.Stream<byte[]>	dataStream(java.lang.String name)
protected java.lang.Class<?>	findClass(java.lang.String name)
java.net.URL	findResource(java.lang.String name)
java.util.Enumeration<java.net.URL>	findResources(java.lang.String name)
(package private) java.util.List<java.io.File>	getFiles()
java.lang.Class<?>	loadClass(java.lang.String name)
(package private) void	purge(long purgeTime) This method will close any open files that have not been accessed since purgeTime

Methods inherited from class java.net.URLClassLoader

addURL, definePackage, getPermissions, getResourceAsStream, 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, findLibrary, findLoadedClass, findSystemClass, getClassLoadingLock, getPackage, getPackages, getParent, getResource, getResources, 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

Field Detail

wrappers

final java.util.concurrent.atomic.AtomicReference<java.util.Map<java.io.File,ActivelyClosingClassLoader.Wrapper>> wrappers

open

final java.util.concurrent.atomic.AtomicBoolean open

processor

final Processor processor

schedule

java.util.concurrent.ScheduledFuture<?> schedule

Constructor Detail

ActivelyClosingClassLoader

ActivelyClosingClassLoader(Processor processor,
                           java.lang.ClassLoader parent)

Method Detail

add

void add(java.io.File file)

findClass

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

Overrides:

findClass in class java.net.URLClassLoader

Throws:

java.lang.ClassNotFoundException

findResource

public java.net.URL findResource(java.lang.String name)

Overrides:

findResource in class java.net.URLClassLoader

dataStream

private java.util.stream.Stream<byte[]> dataStream(java.lang.String name)

createURL

private java.net.URL createURL(java.lang.String name,
                               byte[] data)

findResources

public java.util.Enumeration<java.net.URL> findResources(java.lang.String name)

Overrides:

findResources in class java.net.URLClassLoader

purge

void purge(long purgeTime)

This method will close any open files that have not been accessed since purgeTime

Parameters:

purgeTime - the absolute cutoff time

close

public void close()

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class java.net.URLClassLoader

getFiles

java.util.List<java.io.File> getFiles()

loadClass

public java.lang.Class<?> loadClass(java.lang.String name)
                             throws java.lang.ClassNotFoundException

Overrides:

loadClass in class java.lang.ClassLoader

Throws:

java.lang.ClassNotFoundException

autopurge

void autopurge(long freshPeriod)