On Fri, Jul 17, 2009 at 8:13 PM, Alex Black <a...@alexblack.ca> wrote:
>
> When I write out messages using C++ I'm careful to clear messages and
> re-use them, is there something equivalent on the java side when
> reading those same messages in?
No. Sorry. This just doesn't fit at all with the Java library's design,
and even if it did, you cannot reuse Java String objects, which often
account for most of the memory usage. However, memory allocation is cheaper
in Java than in C++, so there's less to gain from it.
>
>
> My code looks like:
>
> CodedInputStream stream = CodedInputStream.newInstance(inputStream);
>
> while ( !stream.isAtEnd() )
> {
> MyMessage.Builder builder = MyMessage.newBuilder();
> stream.readMessage(builder, null);
> MyMessage myMessage = builder.build();
>
> for ( MessageValue messageValue : myMessage.getValuesList() )
> {
> ......
> }
> }
>
> I'm passing 150 messages each with 1000 items, so presumably memory is
> allocated 150 times for each of the messages...
>
> - Alex
> >
>
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