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//
// ========================================================================
// Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.osgi.boot.utils;
import java.net.URL;
import java.net.URLClassLoader;
/**
*
* FakeURLClassLoader
*
* A URLClassloader that overrides the getURLs() method to return the list
* of urls passed in to the constructor, but otherwise acts as if it has no
* urls, which would cause it to delegate to the parent classloader (in this
* case an OSGi classloader).
*
* The main use of this class is with jars containing tlds. Jasper expects a
* URL classloader to inspect for jars with tlds.
*
*/
public class FakeURLClassLoader extends URLClassLoader
{
private URL[] _jars;
/* ------------------------------------------------------------ */
/**
* @param osgiClassLoader
* @param jars
*/
public FakeURLClassLoader(ClassLoader osgiClassLoader, URL[] jars)
{
super(new URL[] {},osgiClassLoader);
_jars = jars;
}
/* ------------------------------------------------------------ */
/**
* @return the jars that contains tlds so that TldLocationsCache or
* TldScanner can find them.
*/
@Override
public URL[] getURLs()
{
return _jars;
}
/* ------------------------------------------------------------ */
/**
* @see java.lang.Object#toString()
*/
public String toString()
{
StringBuilder builder = new StringBuilder();
if (_jars != null)
{
for (URL u:_jars)
builder.append(" "+u.toString());
return builder.toString();
}
else
return super.toString();
}
}
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