net.sf.jasperreports.engine.util
Class CompositeClassloader

java.lang.Object
  java.lang.ClassLoader
      net.sf.jasperreports.engine.util.CompositeClassloader

public class CompositeClassloader
extends java.lang.ClassLoader

A composite classloader that has a parent classloader and an alternate classloader.

When resolving classes, the parent classloader is consulted first, and if that classloader cannot find the class, the alternate/second classloader is asked to resolve the class.

Version:

$Id: CompositeClassloader.java 4595 2011-09-08 15:55:10Z teodord $

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Constructor Summary

CompositeClassloader(java.lang.ClassLoader parent, java.lang.ClassLoader fallback)
Creates a composite classloader.

Method Summary

protected java.lang.Class<?>

findClass(java.lang.String name)

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findLibrary, findLoadedClass, findResource, findResources, findSystemClass, getPackage, getPackages, getParent, getResource, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, loadClass, loadClass, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CompositeClassloader

public CompositeClassloader(java.lang.ClassLoader parent,
                            java.lang.ClassLoader fallback)

Creates a composite classloader.

Parameters:

parent - the parent classloader

fallback - the alternate classloader

Method Detail

findClass

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

Overrides:

findClass in class java.lang.ClassLoader

Throws:

java.lang.ClassNotFoundException