Java tutorial
import java.util.Hashtable; import javax.naming.Context; import javax.naming.NameClassPair; import javax.naming.NamingEnumeration; import javax.naming.ldap.Control; import javax.naming.ldap.InitialLdapContext; import javax.naming.ldap.LdapContext; import javax.naming.ldap.SortControl; public class Main { public static void main(String[] argv) throws Exception { String url = "ldap://localhost/o=JNDITutorial"; Hashtable<String, String> env = new Hashtable<String, String>(); env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory"); env.put(Context.PROVIDER_URL, url); env.put(Context.SECURITY_AUTHENTICATION, "simple"); env.put(Context.SECURITY_PRINCIPAL, "userDN"); env.put(Context.SECURITY_CREDENTIALS, "secret"); Control[] connectCtls = new Control[] { null }; LdapContext ctx = new InitialLdapContext(env, null); Control[] ctxCtls = new Control[] { new SortControl(new String[] { "cn" }, Control.CRITICAL) }; ctx.setRequestControls(ctxCtls); NamingEnumeration answer = ctx.list(""); while (answer.hasMore()) { NameClassPair item = (NameClassPair) answer.next(); } } }