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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
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* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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*
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package org.glassfish.enterprise.iiop.impl;
import java.io.*;
public class HandleDelegateClassLoader
extends ClassLoader
{
public HandleDelegateClassLoader() {
super();
}
protected Class findClass(String name)
throws ClassNotFoundException
{
// This is called only if the class could not be loaded by
// the parent class loader (see javadoc for loadClass methods).
// Load the class from the current thread's context class loader.
Class c = Thread.currentThread().getContextClassLoader().loadClass(name);
return c;
}
protected Class loadClass(String name, boolean resolve)
throws ClassNotFoundException
{
if (!name.equals("com.sun.enterprise.iiop.IIOPHandleDelegate")) {
return super.loadClass(name, resolve);
}
Class handleDelClass = findLoadedClass(name);
if (handleDelClass != null) {
return handleDelClass;
}
try {
// read the bytes for IIOPHandleDelegate.class
ClassLoader resCl = Thread.currentThread().getContextClassLoader();
if (Thread.currentThread().getContextClassLoader() == null) {
resCl = getSystemClassLoader();
}
InputStream is = resCl.getResourceAsStream("org/glassfish/enterprise/iiop/impl/IIOPHandleDelegate.class");
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buf = new byte[4096]; // currently IIOPHandleDelegate is < 4k
int nread = 0;
while ( (nread = is.read(buf, 0, buf.length)) != -1 ) {
baos.write(buf, 0, nread);
}
baos.close();
is.close();
byte[] buf2 = baos.toByteArray();
handleDelClass = defineClass(
"org.glassfish.enterprise.iiop.impl.IIOPHandleDelegate",
buf2, 0, buf2.length);
} catch ( Exception ex ) {
throw (ClassNotFoundException)new ClassNotFoundException(ex.getMessage()).initCause(ex);
}
if (resolve) {
resolveClass(handleDelClass);
}
return handleDelClass;
}
}