Re: Achieving serialization of non-serializable objects
On Tue, 16 Sep 2008, Qu0ll wrote:
I need to serialize some Java2D objects of classes such as Shape,
GlyphVector and Composite, none of which implements or extends
Serializable. Is it possible somehow? If I can achieve the same thing
where I can reconstruct those objects on the other side of a network
connection without strictly doing serialization then that will be fine.
I thought about extracting the "data" from each object and serializing
that but some of that information is either internal or not always
available.
Any ideas? Perhaps it cannot be done.
Basically, it can't. Sucks, i know.
You can use reflection to get at the fields - even if they're private, you
can call Field.setAccessible(true), and if your SecurityManager doesn't
complain, you can then read them. However, putting that information back
together on the far side is a lot harder: you can write the field contents
in much the same way, but you need to be able to create instances of the
relevant classes first, and i don't know of any general-purpose way to do
that for classes with no default constructor.
tom
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