/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.quercus.env;
import com.caucho.vfs.Path;
import java.net.URL;
/**
* Internal call to autoload an internally defined PHP, e.g. for the SPL
* library.
*/
public class InternalAutoloadCallback
{
private final String _prefix;
public InternalAutoloadCallback(String prefix)
{
if (! prefix.endsWith("/"))
prefix = prefix + "/";
_prefix = prefix;
}
/**
* Evaluates the callback with 1 arguments.
*
* @param env the calling environment
*/
public QuercusClass loadClass(Env env, String name)
{
ClassLoader loader = Thread.currentThread().getContextClassLoader();
URL url = loader.getResource(_prefix + name + ".php");
if (url == null)
return null;
Path path = env.getPwd().lookup(url.toString());
env.executePage(path);
return env.findClass(name, false, false);
}
}