Re: RequestFactory polymorphism

On Wednesday, September 26, 2012 4:25:12 PM UTC+2, Jakob Mar wrote:

public class Foo{ ... public List<? extends Base> getList(){...} ...}

public class Base {...}

public class A extends Base{...}

public class B extends Base{...}

@ProxyFor( value=Foo.class, locator...) public interface FooProxy extends EntityProxy{ public List<? extends BaseProxy> getList(); public void setList(List<? extends BaseProxy> list);}

Even if it will contain AProxy and BProxy instances, you have to use List<BaseProxy>, not List<? extends BaseProxy>.

See http://code.google.com/p/google-web-toolkit/issues/detail?id=7612

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