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// --- BEGIN COPYRIGHT BLOCK ---
// This program 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; version 2 of the License.
//
// 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 for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.admin.certsrv;
import java.util.Hashtable;
import java.io.IOException;
import com.netscape.admin.certsrv.connection.AdminConnection;
/**
* The CMSRemoteClassLoader is designed to load classes from remote
* Certificate Servers. Classes are acquired via the admin channel
* used by the Certificate Server console.
*
* @author Jack Pan-Chen
* @version $Revision$, $Date$
* @date 02/13/97
* @see ClassLoader
*/
class CMSRemoteClassLoader extends ClassLoader {
/*==========================================================
* variables
*==========================================================*/
private Hashtable mCache = new Hashtable(); // stores classes
private AdminConnection mAdmin; // srever entry point
/*==========================================================
* constructors
*==========================================================*/
public CMSRemoteClassLoader(CMSServerInfo info) {
//mAdmin = info.getAdmin();
}
/*==========================================================
* public methods
*==========================================================*/
/**
* Attempts to load the named class.
*
* @param name the fully-qualified class name, in '.' form.
* @return the Class object of the named class.
* @throws ClassNotFoundException if the class cannot be found.
*/
public synchronized Class loadClass(String name, boolean resolve)
throws ClassNotFoundException
{
Class c = (Class) mCache.get(name);
if (c == null) {
String path = name.replace('.', '/') + ".class";
try {
byte data[] = loadClassData(path);
c = defineClass(name,data, 0, data.length);
mCache.put(name, c);
} catch (Exception e) {
}
}
if (resolve)
resolveClass(c);
return c;
}
/**
* Attempts to load the named class.
*
* @param name the fully-qualified class name, in '.' form.
* @return the Class object of the named class.
* @throws ClassNotFoundException if the class cannot be found.
*/
public Class loadClass(String name) throws ClassNotFoundException {
return this.loadClass(name, true);
}
/*==========================================================
* private methods
*==========================================================*/
/**
* Retrieves the class specified by path from the server side.
*
* @param class name
* @return an InputStream for the resource.
* @throws Exception on any error while loading the resource.
*/
private byte[] loadClassData(String path)
throws EAdminException
{
//load the class here from server side
return null;
}
}
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