I am new to ldap and i dont know much about ldap simple authentication could you plz help me and give some suggestions......and below is the simple code which i tried and ther is also uid test 1&2 which i want to authenticate

[Bharath K <bharath.k.b.143@gmail.com>]

import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.

NamingEnumeration;
import javax.naming.NamingException;

public class SimpleBindDemo {

    public static void main(String[] args) throws NamingException {

        if (args.length < 2) {
            System.err.println("Usage: java SimpleBindDemo <userDN> <password>");
            System.exit(1);
        }

        Hashtable env = new Hashtable();
        env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
        env.put(Context.PROVIDER_URL, "ldap://localhost:389/");

        env.put(Context.SECURITY_AUTHENTICATION, "simple");
        //env.put(Context.SECURITY_PRINCIPAL,"cn=Manager, ou=People,dc=example,dc=com");
        //env.put(Context.SECURITY_CREDENTIALS,"ldap123");
        env.put(Context.SECURITY_PRINCIPAL,args[0]);
        env.put(Context.SECURITY_CREDENTIALS,args[1]);

        try {
            Context ctx = new InitialContext(env);
            NamingEnumeration enm = ctx.list("");

            while (enm.hasMore()) {
                System.out.println(enm.next());
            }

            enm.close();
            ctx.close();
        } catch (NamingException e) {
            System.out.println(e.getMessage());
        }
    }
}


------------------------------------------------------------------------------------------------------------------------ --


# extended LDIF
#
# LDAPv3
# base <dc=example,dc=com> with scope subtree
# filter: (objectclass=*)
# requesting: ALL
#

# example.com
dn: dc=example,dc=com
dc: example
objectClass: top
objectClass: domain

# People, example.com
dn: ou=People,dc=example,dc=com
ou: People
objectClass: top
objectClass: organizationalUnit

# Group, example.com
dn: ou=Group,dc=example,dc=com
ou: Group
objectClass: top
objectClass: organizationalUnit

# nagios, People, example.com
dn: uid=nagios,ou=People,dc=example,dc=com
objectClass: inetOrgPerson
objectClass: posixAccount
objectClass: shadowAccount
uid: nagios
sn: nagios
givenName: nagios
cn: nagios
displayName: nagios
uidNumber: 500
gidNumber: 500
userPassword::
gecos: nagios
loginShell: /bin/bash
homeDirectory: /home/nagios
shadowExpire: -1
shadowFlag: 0
shadowWarning: 7
shadowMin: 0
shadowMax: 99999
shadowLastChange: 15496

# test1, People, example.com
dn: uid=test1,ou=People,dc=example,dc=com
objectClass: inetOrgPerson
objectClass: posixAccount
objectClass: shadowAccount
uid: test1
sn: test1
givenName: test1
cn: test1
displayName: test1
uidNumber: 501
gidNumber: 501
userPassword::
gecos: test1
loginShell: /bin/bash
homeDirectory: /home/test1
shadowExpire: -1
shadowFlag: 0
shadowWarning: 7
shadowMin: 0
shadowMax: 99999
shadowLastChange: 16447

# test2, People, example.com
dn: uid=test2,ou=People,dc=example,dc=com
objectClass: inetOrgPerson
objectClass: posixAccount
objectClass: shadowAccount
uid: test2
sn: test2
givenName: test2
cn: test2
displayName: test2
uidNumber: 502
gidNumber: 502
userPassword::
gecos: test2
loginShell: /bin/bash
homeDirectory: /home/test2
shadowExpire: -1
shadowFlag: 0
shadowWarning: 7
shadowMin: 0
shadowMax: 99999
shadowLastChange: 16447

# nagios, Group, example.com
dn: cn=nagios,ou=Group,dc=example,dc=com
objectClass: posixGroup
cn: nagios
gidNumber: 500

# test1, Group, example.com
dn: cn=test1,ou=Group,dc=example,dc=com
objectClass: posixGroup
cn: test1
gidNumber: 501

# test2, Group, example.com
dn: cn=test2,ou=Group,dc=example,dc=com
objectClass: posixGroup
cn: test2
gidNumber: 502

# search result
search: 2
result: 0 Success

# numResponses: 10
# numEntries: 9