Matthew Thank you very much
Will try Tim Sent from my iPhone On May 26, 2012, at 5:51 AM, Matthew Adams <matt...@matthewadams.me> wrote: > JDO doesn't support collections of collections, maps of collections, > etc. An easy workaround is to define a class that contains a > List<String>, like this: > > public class StringList { > List<String> list; > > // ctors, List<String> delegate methods, etc > } > > Then your #1 becomes List<StringList>. For #2, you could define > > public class StringListList { > List<StringList> list; > > // ctors, List<StringList> delegate methods, etc > } > > and then use Map<StringListList,String>. > > -matthew > > On Fri, May 25, 2012 at 7:25 PM, Gang Liu <gangliu...@yahoo.com> wrote: >> Hi, >> >> I have 2 use cases and hope someone can give some ideas: >> >> #1 how to write mapping file if a member variable in a class is >> List<List<String>> >> #2. how to write mapping file if a member variable in a class is >> Map<List<List<String>>,String> >> >> thanks >> >> Tim > > > > -- > @matthewadams12 > mailto:matt...@matthewadams.me > skype:matthewadams12 > yahoo:matthewadams > aol:matthewadams12 > google-talk:matthewadam...@gmail.com > msn:matt...@matthewadams.me > http://matthewadams.me > http://www.linkedin.com/in/matthewadams