Package de.aristaflow.adept2.base.registry

Class OwnResFirstClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

de.aristaflow.adept2.base.registry.OwnResFirstClassLoader

All Implemented Interfaces:

Closeable, AutoCloseable

public class OwnResFirstClassLoader
extends URLClassLoader

An URLClassLoader that tries to retrieve resources within the own classpaths first before asking the parent classloader. Therefore the own resources are preferred to the ones of the parent classloader.

Author:

Ulrich Kreher

Constructor Summary

Constructors

Constructor	Description
OwnResFirstClassLoader(URL[] urls, ClassLoader parent)	Constructs a new classloader for the designated URLs.

Method Summary

Modifier and Type	Method	Description
URL	getResource(String name)	Finds the designated resource within the URLs of this classloader first.

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, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, getUnnamedModule, isRegisteredAsParallelCapable, loadClass, 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 Detail

OwnResFirstClassLoader

public OwnResFirstClassLoader(URL[] urls,
                              ClassLoader parent)

Constructs a new classloader for the designated URLs. This is similar to an URLClassLoader except that resources are tried to retrieve from these URLs before delegating to the designated parent classloader.

Parameters:

urls - The URLs from which to load classes and resources.

parent - The parent class loader for delegation.

See Also:

SecurityManager.checkCreateClassLoader()

Method Detail

getResource

public URL getResource(String name)

Finds the designated resource within the URLs of this classloader first. If it is not found, the normal behaviour (with parent delegation) will apply.

Overrides:

getResource in class ClassLoader