/*******************************************************************************
 * Copyright (c) 2012-2017 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.eclipse.che.rmi;

import javax.naming.Context;
import javax.naming.NamingException;
import javax.naming.spi.InitialContextFactory;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.Hashtable;

/**
 * InitialContextFactory implementation.
 * Configured in <code>RmiServer</code>.
 * @author Evgen Vidolob
 */
public class JNDI implements InvocationHandler, InitialContextFactory {

    @Override
    public Context getInitialContext(Hashtable< ? , ? > environment) throws NamingException {
        return (Context)Proxy.newProxyInstance(getClass().getClassLoader(), new Class[]{Context.class}, this);
    }

    @Override
    public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
        if (Object.class.equals(method.getDeclaringClass())) {
            return method.invoke(this, args);
        }
        throw new NamingException("JNDI can't serve method not form Object");
    }
}