import java.security.MessageDigest;
import java.util.Hashtable;

import javax.naming.AuthenticationException;
import javax.naming.Context;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;
import javax.naming.directory.SearchControls;
import javax.naming.directory.SearchResult;
import javax.naming.ldap.Control;
import javax.naming.ldap.InitialLdapContext;
import javax.naming.ldap.LdapContext;

public class Rz {
    private String URL = 'ldap://10.50.143.19:389/';
    private String BASEDN = 'uid=jeff,ou=people,dc=dlw,dc=com';
    private String FACTORY = 'com.sun.jndi.ldap.LdapCtxFactory';
    private LdapContext ctx = null;
    private Control[] connCtls = null;

    //构造，连接LDA