Código-fonte da classe TesteQueueBrowser

import javax.jms.*;
import javax.naming.InitialContext;
import java.util.Enumeration;
import java.util.Scanner;

public class TesteQueueBrowser {

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

        InitialContext context = new InitialContext();

        //imports do package javax.jms
        // Pega a conexão do contexto: lookup
        ConnectionFactory factory = (ConnectionFactory) context.lookup("ConnectionFactory");
        Connection connection = factory.createConnection();
        connection.start();

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        Destination fila = (Destination) context.lookup("financeiro");

        QueueBrowser browser = session.createBrowser((Queue) fila);
        //Podemos usar o método getEnumeration que retorna uma estrutura contendo as mensagens:
        Enumeration msgs = browser.getEnumeration();
        while (msgs.hasMoreElements()) {
            TextMessage msg = (TextMessage) msgs.nextElement();
            System.out.println("Message: " + msg.getText());
        }

        new Scanner(System.in).nextLine(); //parar o programa para testar a conexao

        session.close();
        connection.close();
        context.close();
    }

}