I guess when the class is not in the classpath of the Ignite node :) To deserialize the value, either * the class should be either in the classpath * or it should be accessible via the configured class loader * or optimized marshaller should be used and peer class loading is enabled.
2017-03-24 12:02 GMT+03:00 Vyacheslav Daradur <daradu...@gmail.com>: > Alexey, one more question. > > In which cases, classLoader won't find Class by class-name? > > 2017-03-24 10:00 GMT+03:00 Alexey Goncharuk <alexey.goncha...@gmail.com>: > > > Vyacheslav, > > > > As for the real scenarios for a class name not be registered, this can > > happen when Ignite attempts to register a mapping on a locked topology > (for > > example, inside a started user transaction) and the primary node for the > > corresponding mapping key has left. In this case, the mapping attempt > would > > throw a topology exception, and marshaller has to write the full class > > name. > > > > --AG > > > > 2017-03-23 22:20 GMT+03:00 Alexander Paschenko < > > alexander.a.pasche...@gmail.com>: > > > > > Hi Vyacheslav, > > > > > > 1: Yes, exactly. > > > > > > 2: Hash code is written for all BinaryObjects. Starting with Ignite > > > 1.9, hashCode implementations of original classes are never used to > > > compute hash codes for corresponding binary objects. > > > > > > - Alex > > > > > > 2017-03-23 12:58 GMT+03:00 Vyacheslav Daradur <daradu...@gmail.com>: > > > > Following second question. > > > > > > > > In which cases it needs to write postWriteHashCode? > > > > > > > > 2017-03-23 12:27 GMT+03:00 Vyacheslav Daradur <daradu...@gmail.com>: > > > > > > > >> Hello everyone. > > > >> > > > >> Please, explain me, in which cases at marshalling after object > header > > > (24 > > > >> bytes) it needs to write Class.getName? > > > >> > > > >> I understand that it means that this class isn't registered in > > > >> BinaryContext, and at deserializing we use it for loading Class with > > > >> ClassLoader. > > > >> > > > >> Please explain real scenarios. > > > >> > > > >> -- > > > >> Best Regards, Vyacheslav > > > >> > > > > > > > > > > > > > > > > -- > > > > Best Regards, Vyacheslav > > > > > > > > > -- > Best Regards, Vyacheslav >
