https://connect.hyland.com/t5/nuxeo-forum/keyvalueblobtransientstore/m-p/328452#M15453 <P>The Javadoc for <CODE>TransientStore.getBlobs</CODE> doesn't promise anything about mutability of the returned <CODE>List</CODE>, so you shouldn't assume that it's an <CODE>ArrayList</CODE> even though that's the case for the current implementation of <CODE>SimpleTransientStore</CODE>.</P> Fri, 14 Dec 2018 15:04:20 GMT Florent_Guillau 2018-12-14T15:04:20Z https://connect.hyland.com/t5/nuxeo-forum/keyvalueblobtransientstore/m-p/328451#M15452 <P>Nuxeo Folks: <CODE>KeyValueBlobTransientStore.getBlobs</CODE> can return <CODE>Collections.emptyList</CODE> which you can't <CODE>add</CODE> to. However, <CODE>SimpleTransientStore.getBlobs</CODE> returns an <CODE>ArrayList</CODE> and so a unit test that expects to be able to add to the return value from <CODE>getBlobs</CODE> can pass, but then fail if deployed over a K/V transient store...</P> Fri, 14 Dec 2018 14:24:31 GMT https://connect.hyland.com/t5/nuxeo-forum/keyvalueblobtransientstore/m-p/328451#M15452 Eric_Ace 2018-12-14T14:24:31Z https://connect.hyland.com/t5/nuxeo-forum/keyvalueblobtransientstore/m-p/328452#M15453 <P>The Javadoc for <CODE>TransientStore.getBlobs</CODE> doesn't promise anything about mutability of the returned <CODE>List</CODE>, so you shouldn't assume that it's an <CODE>ArrayList</CODE> even though that's the case for the current implementation of <CODE>SimpleTransientStore</CODE>.</P> Fri, 14 Dec 2018 15:04:20 GMT https://connect.hyland.com/t5/nuxeo-forum/keyvalueblobtransientstore/m-p/328452#M15453 Florent_Guillau 2018-12-14T15:04:20Z https://connect.hyland.com/t5/nuxeo-forum/keyvalueblobtransientstore/m-p/328453#M15454 <P>True. It is a shortcoming of Java that interface contracts don't explicitly state mutability. Lacking that, programmers tend to interpret the contract to be</P> Fri, 14 Dec 2018 15:33:31 GMT https://connect.hyland.com/t5/nuxeo-forum/keyvalueblobtransientstore/m-p/328453#M15454 Eric_Ace 2018-12-14T15:33:31Z