/*
*
* Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program 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. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
/*
* @(#)AuxPreloadClassLoader.java 1.5 06/10/10
*
* Class loader for MIDP implementation running on CDC/PP
*/
package sun.misc;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLClassLoader;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashSet;
import java.security.CodeSource;
import java.security.PermissionCollection;
import java.security.SecureClassLoader;
import java.security.ProtectionDomain;
import java.security.AccessController;
import java.security.AccessControlContext;
import java.security.PrivilegedExceptionAction;
import java.security.cert.Certificate;
public class AuxPreloadClassLoader extends SecureClassLoader{
private PermissionCollection perms;
private ClassLoader parent;
public AuxPreloadClassLoader(
PermissionCollection pc,
ClassLoader parent)
{
super(parent);
perms = pc;
this.parent = parent;
}
protected PermissionCollection getPermissions(CodeSource cs){
return perms; // is this right?
}
public synchronized Class
loadClass(String classname, boolean resolve) throws ClassNotFoundException
{
Class resultClass;
resultClass = findLoadedClass(classname);
if (resultClass == null){
String slashname;
slashname = classname.replace('.','/');
try {
resultClass = lookupClass(slashname); // from ROM image
}catch(Exception e){
/*DEBUG e.printStackTrace(); */
resultClass = null;
}
/* DEBUG if (resultClass!=null) System.out.println("AuxClassLoader found "+classname); */
}
/*
* WE DON'T DELIGATE. WE LEAVE THAT UP TO OUR CHILD.
* WE JUST FAIL.
*/
if (resultClass == null)
throw new ClassNotFoundException(classname);
if (resolve)
resolveClass(resultClass);
return resultClass;
}
private native Class
lookupClass(String classname);
}