Llame correctamente a un procedimiento almacenado usando Spring Data JPA

Solución actualizada con múltiples OUT parámetros, ver .

@NamedStoredProcedureQueries({ //
        @NamedStoredProcedureQuery(name = "User.plus1", procedureName = "plus1inout",
                parameters = { @StoredProcedureParameter(mode = ParameterMode.IN, name = "arg", type = Integer.class),
                        @StoredProcedureParameter(mode = ParameterMode.OUT, name = "res", type = Integer.class) }), //
        @NamedStoredProcedureQuery(name = "User.plus1IO2", procedureName = "plus1inout2",
                parameters = { @StoredProcedureParameter(mode = ParameterMode.IN, name = "arg", type = Integer.class),
                        @StoredProcedureParameter(mode = ParameterMode.OUT, name = "res", type = Integer.class),
                        @StoredProcedureParameter(mode = ParameterMode.OUT, name = "res2", type = Integer.class) }), //
        @NamedStoredProcedureQuery(name = "User.plus1IOoptional", procedureName = "plus1inoutoptional",
                parameters = { @StoredProcedureParameter(mode = ParameterMode.IN, name = "arg", type = Integer.class),
                        @StoredProcedureParameter(mode = ParameterMode.OUT, name = "res", type = Integer.class),
                        @StoredProcedureParameter(mode = ParameterMode.OUT, name = "res2", type = Integer.class) }) // DATAJPA-1579
})