Package io.streamthoughts.azkarra.streams.components.isolation

Class ComponentClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

io.streamthoughts.azkarra.streams.components.isolation.ComponentClassLoader

All Implemented Interfaces:

ExternalComponentClassLoader, Closeable, AutoCloseable

public class ComponentClassLoader
extends URLClassLoader
implements ExternalComponentClassLoader

Default ClassLoader for loading components using a 'child-first strategy'. In other words, this ClassLoader attempts to find the class in its own context before delegating to the parent ClassLoader.

Method Summary

Modifier and Type	Method	Description
URL	componentLocation()
URL	getResource(String name)
Enumeration<URL>	getResources(String name)
protected Class<?>	loadClass(String name, boolean resolve)
String	location()
static ComponentClassLoader	newClassLoader(URL componentLocation, URL[] urls, ClassLoader parent)
String	toString()

Methods inherited from class java.net.URLClassLoader

addURL, close, definePackage, findClass, findResource, findResources, 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, findClass, findLibrary, findLoadedClass, findResource, findSystemClass, getClassLoadingLock, getDefinedPackage, getDefinedPackages, getName, getPackage, getPackages, getParent, getPlatformClassLoader, 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, wait, wait, wait

Method Detail

newClassLoader

public static ComponentClassLoader newClassLoader(URL componentLocation,
                                                  URL[] urls,
                                                  ClassLoader parent)

location

public String location()

loadClass

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

Overrides:

loadClass in class ClassLoader

Throws:

ClassNotFoundException

getResources

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

Overrides:

getResources in class ClassLoader

Throws:

IOException

getResource

public URL getResource(String name)

Overrides:

getResource in class ClassLoader

toString

public String toString()

Overrides:

toString in class Object

componentLocation

public URL componentLocation()

Specified by:

componentLocation in interface ExternalComponentClassLoader