Also interesting, is in Tapestry dispose mechanism like in spring?
(Implementing DisposableBean)
On Wed, Sep 9, 2009 at 09:06, Andrey Larionov<anlario...@gmail.com> wrote:
> thanks paul.
>
> On Tue, Sep 8, 2009 at 20:46, Paul Field<paul.fi...@db.com> wrote:
>> Hi Andrey,
>>
>> "Thiago H. de Paula Figueiredo" <thiag...@gmail.com> wrote on 08/09/2009
>> 15:51:14:
>>
>>> Em Tue, 08 Sep 2009 11:27:06 -0300, Andrey Larionov
>> <anlario...@gmail.com>
>>> escreveu:
>>>
>>> > No, FactoryBean can create new instance on every call of getObject.
>>>
>>> Then you can create a new Tapestry-IoC scope (ServiceLifecycle
>>> implementation) that creates a new object everytime an injection is
>> made.
>>
>> Do you mean you want a service that acts like a "prototype" bean in
>> Spring? You could create a new scope as Thiago suggests but you are likely
>> to end up with a service that creates a new underlying object for every
>> method call - and that probably isn't what you want.
>>
>> I suggest simply creating a service that is a Factory; maybe something
>> like this:
>>
>> public final class AppModule {
>> public static void bind(ServiceBinder binder) {
>> binder.bind(ConnectionFactory.class, ConnectionFactoryWithPool.
>> class);
>> }
>> }
>>
>>
>> public interface ConnectionFactory {
>> Connection createConnection();
>> }
>>
>>
>> public class ConnectionFactoryWithPool implements ConnectionFactory {
>>
>> ....
>>
>> public Conection createConnection() {
>> return pool.getConnection();
>> }
>> }
>>
>>
>> public class MyPage {
>> �...@inject
>> private ConnectionFactory connectionFactory;
>>
>> public void myAction() {
>> Connection connection = connectionFactory.createConnection();
>> try {
>> ...
>> } finally {
>> connection.close();
>> }
>> }
>> }
>>
>>
>> - Paul
>>
>>
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