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package com.netscape.jndi.ldap;

import javax.naming.*;
import javax.naming.directory.*;
import javax.naming.event.*;
import javax.naming.spi.*;
import java.util.*;

public class LdapContextFactory implements InitialContextFactory {

    public Context getInitialContext(Hashtable env) throws NamingException {
        Hashtable ctxEnv = (Hashtable)env.clone();

        // Read system properties as well. Add a system property to the
        // env if it's name start with "java.naming." and it is not already
        // present in the env (env has precedence over the System properties)        
        for (Enumeration e = System.getProperties().keys(); e.hasMoreElements();) {
            String key = (String) e.nextElement();
            if (key.startsWith("java.naming.")||
                key.startsWith("com.netscape.")) {
                if (ctxEnv.get(key) == null) {
                    ctxEnv.put(key,System.getProperty(key));
                }
            }
        }

        EventDirContext ctx = new LdapContextImpl(ctxEnv);
        return ctx;
    }
}

