[kaffe] DefaultSerialization

Archie Cobbs archie at dellroad.org
Wed Sep 18 10:31:45 PDT 2002

Patrick Tullmann writes:
> In libraries/nativelib/clib/ObjectStreamClassImpl.c, the function
> findDefaultSerialization() tries to find an inner class named
> "DefaultSerialization" of any class it is trying to serialize.  It
> seems that java.util.Hashtable, java.math.BigInteger, and
> java.awt.Component all use this inner class.  It provides some sort of
> object-specific assistance to the serialization code.
> As far as I can tell, this is completely a Kaffe-specific
> construction.  (Classpath's Component and Hashtable just
> serialize/deserialize themselves in a straightforward way.  I can't
> find anything interesting on the web about a "DefaultSerialization"
> inner class as a hack for customization of serialization).

I thought the whole point of adding DefaultSerialization to
java.util.Hashtable was to make its serialization compatible
with Sun's.

> I can't imagine this is Java-compatible (anyone who happens to have an
> inner class called "DefaultSerialization" will probably get surprising
> results).  Perhaps its a hack that pre-dates some fixes Sun made to
> serialization?  Anyone know anything about this?



Archie Cobbs     *     Packet Design     *     http://www.packetdesign.com

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