how I can obtain from code java, an object created in managed beans

i have created an object in managed beans:

<managed-bean>

<managed-bean-name>calculo</managed-bean-name>

<managed-bean-class>logica_negocio.Calculadora</managed-bean-class>

<managed-bean-scope>request</managed-bean-scope>

</managed-bean>

and i want obtain this object en code java:

public String calculo_action() {

"here i want use this object"

return null;

}

thank you

[492 byte] By [scraftera] at [2007-11-27 5:58:15]