/**
 * Interface para implementação de sessão
 * @author fernando
 *
 */
@RemoteServiceRelativePath("sessaocurriculum")
public interface SessionService extends RemoteService{
    void setNome(String nome);
    void setCpf(String cpf);
    void setDataCadastro(String data);

    String getNome();
    String getCpf();
    String getDataCadastro();

    void sairSessao();
}


/**
 * Async de sessão
 * @author fernando
 *
 */

public interface SessionServiceAsync{
    void setNome(String nome, AsyncCallback<Void> callback);
    void setCpf(String cpf, AsyncCallback<Void> callback);
    void setDataCadastro(String data, AsyncCallback<Void> callback);

    void getNome(AsyncCallback<String> callback);
    void getCpf(AsyncCallback<String> callback);
    void getDataCadastro(AsyncCallback<String> callback);

    void sairSessao(AsyncCallback<Void> callback);
}


/**
 * Implementação da sessão no server
 * @author fernando
 *
 */
public class SessionServiceImpl extends RemoteServiceServlet implements SessionService{
    private HttpServletRequest request;
    private HttpSession session;

    public SessionServiceImpl(){
        request = this.getThreadLocalRequest();
        session = request.getSession();
        session.setMaxInactiveInterval(30000);
    }

    @Override
    public void setNome(String nome) {
        // TODO Auto-generated method stub
        session.setAttribute("nome", nome);

    }

    @Override
    public void setCpf(String cpf) {
        // TODO Auto-generated method stub
        session.setAttribute("cpf", cpf);

    }

    @Override
    public void setDataCadastro(String data) {
        // TODO Auto-generated method stub
        session.setAttribute("datacadastro", data);
    }

    @Override
    public String getNome() {
        // TODO Auto-generated method stub
        return (String) session.getAttribute("nome");
    }

    @Override
    public String getCpf() {
        // TODO Auto-generated method stub
        return (String) session.getAttribute("cpf");
    }

    @Override
    public String getDataCadastro() {
        // TODO Auto-generated method stub
        return (String) session.getAttribute("datacadastro");
    }

    @Override
    public void sairSessao() {
        // TODO Auto-generated method stub
        session.invalidate();
    }
}


//web.xml
<servlet>
    <servlet-name>ibgcurriculuns</servlet-name>
    <servlet-class>br.ind.ibg.server.SessionServiceImpl</servlet-class>
  </servlet>

  <servlet-mapping>
    <servlet-name>ibgcurriculuns</servlet-name>
    <url-pattern>/br.ind.ibg.Main/sessaocurriculum</url-pattern>
  </servlet-mapping>