Hello, Nice and thanks for the tip. Would you like contribute a patch ? 2012/4/19 Roman Levenstein <[email protected]>: > Hi, > > I just wanted to mention on this mailing list, that there is a new > version of the Protostuff that supports a more efficient serialization > (see > https://groups.google.com/forum/?fromgroups#!topic/protostuff/MeTR9J_ClSM) > > If you make use of IdStrategies (see more info at > http://code.google.com/p/protostuff/wiki/ThingsYouNeedToKnow), you can > get a much smaller serialized representation and it is also much > faster to produce. > > > -Dprotostuff.runtime.id_strategy_factory=com.dyuproject.protostuff.runtime.IncrementalIdStrategy$Factory > By default (if property is not present), the DefaultIdStrategy > is used, which means a polymorphic pojo is identified by serializing > its type as a string (FQCN). If you set the above property, int ids > are generated on the fly (thread-safe/atomic) and are mapped to your > polymorphic pojos. The end result is faster ser/deser and the > serialized size is smaller (around 1/3-1/4 the size of the default > strategy) > You can also reserve the first few ids (via > IncrementalIdStrategy.Registry) for your core pojos (remember that ids > 1-15 are serialized as 1-byte together with the protobuf tag), as well > as set the max size for the ArrayList which holds the ids. > > I think DirectMemory can greatly benefit from this feature, because > now you can keep more objects in the same amount of memory and you get > much faster serialization/deserialization. > > Best Regards, > Roman > > P.S. If it is not against Apache policies, would it be possible to > have a Google Groups for the direct-memory mailing lists, so that they > can be used as a different web-based front-end? It could be much more > convenient for many people I guess.
Not possible. That's against ASF policies. -- Olivier Lamy Talend: http://coders.talend.com http://twitter.com/olamy | http://linkedin.com/in/olamy
