Sorry, the example should be with "SimpleInstanceProvider", not with
"Provider"
On Thu, Feb 3, 2011 at 6:05 PM, Gal Dolber <gal.dol...@gmail.com> wrote:
> If I inject a provider on 2 different classes I expect them to return a
> different instance, but each provider must return the same one.
>
> class A {
> @Inject
> public Provider<C> p; // p.get() returns always the same instance
> }
>
> class B {
> @Inject
> public Provider<C> p; // p.get() returns always the same instance
> }
>
> But A.p.get() is not the same instance than B.p.get().
>
> On Thu, Feb 3, 2011 at 5:54 PM, zixzigma <zixzi...@gmail.com> wrote:
>
>> I am using the same technique as Ryan suggested.
>>
>> Your comment : "non-singleton class that return always the same instance"
>> isn't a "non-singleton class that always return the same instance" in fact
>> the very definition of Singleton ? : )
>>
>> I have read that there is a difference between Singleton Design Pattern
>> and Singleton Scope.
>> Singleton Scope = always return the same instance, is this wrong ?
>>
>> your code:
>> the foo==null check in redundant,
>> because provider.get() does that for you.
>>
>> and if you want to always return the same instance,
>> then bind it in Singleton scope.
>>
>> Foo assertFoo() {
>> if (foo == null) {
>> foo = provider.get();
>> }
>> return foo;
>> }
>>
>> You have made me confused now,
>> I like to see some thoughts on this as well.
>>
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>
>
>
> --
> Guit: Elegant, beautiful, modular and *production ready* gwt applications.
>
> http://code.google.com/p/guit/
>
>
>
>
>
--
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http://code.google.com/p/guit/
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