For simple authenticate user using LDAP, follow one example :
for use simply create um Usuario(User) Object and set yours propertys and call method Valida(user) this method return null if user exists or the user whit properties fully set.
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package br.com.fernandoqueiroz.ldap;
/**
* <p>Title: Leblocks Framework</p>
* <p>Description:
Java Framework of Fernando Queiroz Fonseca</p>
* <p>Copyright: Copyright (c) 2003 -
www.fernandoqueiroz.com.br</p> * <p>Company: FernandoQueiroz.com.br - Analista e Programador de Sistemas Java/J2EE</p>
* @author Fernando Queiroz Fonseca
* @version 1.0 $Revision 3
*/
import javax.naming.*;
import javax.naming.directory.*;
import java.util.Hashtable;
import br.com.fernandoqueiroz.exceptions.*;
import javax.net.ssl.*;
import java.security.*;
import java.security.Security;
import java.io.UnsupportedEncodingException;
import javax.net.*;
public class ValidaUsuario {
public ValidaUsuario(){
}
private DirContext contexto = null;
//----------------------------------------------------------------------------
/**M�todo que valida um usu�rio no LDAP*/
public Usuario Valida(Usuario usuario,
String host, int porta,boolean ssl) throws AutenticationException{
if(usuario==null)
throw new AutenticationException("Usu�rio n�o instanciado para Valida��o");
if(host==null)
throw new AutenticationException("N�o foi Informado um host para Valida��o");
if(usuario.getDN().equals(""))
throw new AutenticationException("N�o foi Informado O DN do usu�rio para Valida��o");
if(porta==0)
porta = 389;
try
{
Hashtable props = new Hashtable(11);
props.put(Context.INITIAL_CONTEXT_FACTORY,"com.sun.jndi.ldap.LdapCtxFactory");
if(ssl)
{
props.put(Context.PROVIDER_URL, "ldap://" + host + ":" + porta + "");
props.put(Context.SECURITY_PROTOCOL, "ssl");
props.put(Context.SECURITY_AUTHENTICATION, "EXTERNAL");
System.setProperty("javax.net.ssl.keyStore", "eletrica");
System.setProperty("javax.net.ssl.trustStorePassword", "fernando");
}
else
{
props.put(Context.PROVIDER_URL, "ldap://" + host + ":" + porta + "");
props.put(Context.SECURITY_AUTHENTICATION, "simple");
}
props.put(Context.SECURITY_PRINCIPAL, usuario.getDN());
props.put(Context.SECURITY_CREDENTIALS, usuario.getSenha());
SSLServerSocketFactory.getDefault();
DirContext ctx = new InitialDirContext(props);
this.contexto = ctx;
Attributes attrs = ctx.getAttributes(usuario.getDN());
usuario.setCN(String.valueOf(attrs.get("CN")));
usuario.setSAMAccountName(String.valueOf(attrs.get("sAMAccountName")));
usuario.setDescription(String.valueOf(attrs.get("description")));
usuario.setSN(String.valueOf(attrs.get("SN")));
usuario.setUserPrincipalName(String.valueOf(attrs.get("userPrincipalName")));
usuario.setPrimaryGroupID(String.valueOf(attrs.get("primaryGroupID")));
usuario.setObjectCategory(String.valueOf(attrs.get("objectCategory")));
usuario.setDistinguishedName(String.valueOf(attrs.get("distinguishedName")));
usuario.setHomeDirectory(String.valueOf(attrs.get("homeDirectory")));
usuario.setGivenName(String.valueOf(attrs.get("givenName")));
usuario.setMail(String.valueOf(attrs.get("mail")));
usuario.setDisplayName(String.valueOf(attrs.get("displayName")));
usuario.setMemberOf(String.valueOf(attrs.get("memberOf")));
}
catch(javax.naming.CommunicationException uhe)
{
usuario = null;
//throw new AutenticacaoException("Falha ao Cominicar com o host do"+
//" Servidor LDAP : " + host + " na porta "+ porta +", por favor verifique a sintaxe :: "+ uhe.getMessage());
uhe.printStackTrace();
}
catch(AuthenticationException ae)
{
usuario = null;
throw new AutenticationException("Falha ao autenticar o usu�rio"+
" no Servidor LDAP :" + host + ", Usu�rio e/ou Senha errado(s) ! :: "+ ae.getMessage());
}
catch (Exception e) {
usuario = null;
e.printStackTrace();
}
return usuario;
}
//----------------------------------------------------------------------------
/**M�todo que valida um usu�rio no LDAP usando a porta padr�o 389*/
public Usuario Valida(Usuario usuario, String host) throws AutenticationException{
return new Usuario();
}
//----------------------------------------------------------------------------
/**M�todo que valida um usu�rio no LDAP usando a porta padr�o 389 e localhost*/
public Usuario Valida(Usuario usuario) throws AutenticationException{
return new Usuario();
}
//----------------------------------------------------------------------------
/**Pega o Conext do usu�rio*/
public DirContext getContexto(){
return this.contexto;
}
/**Seta o Conext do usu�rio*/
public void setContexto(DirContext context){
this.contexto = context;
}
/**Fecha a conex�o com o Contexto LDAP*/
public void close() throws AutenticationException{
if(this.contexto!=null)
try {
this.contexto.close();
}
catch (NamingException ex) {
throw new AutenticationException("Erro ao fechar contexto ! : " + ex.getMessage());
}
}
//------------------------------------------------------------------------
}
any problem :
Fernando Queiroz (Click here for Contact Page).
