//------------------------------------------------------------------------------
void Compressor::stopCompression(void)
{
try
{
filtering_ostreambuf out;
out.push(zlib_compressor(getZlibParams()));
out.push(*ostream_);
copy (*bufferedStream_, out);
obj_->setOStream(*ostream_);
ostream_ = 0;
bufferedStream_.reset();
}
catch (const zlib_error &z_err)
{
std::cerr << "Zlib compression failed with error code: "
<< z_err.error() << std::endl;
throw z_err;
}
}
void Compression::ZlibCompress (std::istream& is, std::ostream& os)
{
// Note : this is important to add the block size in order to be able to exchange
// several messages accross not EOF bounded streams (TCP dialog for instance).
std::stringstream tmp;
std::stringstream ss;
filtering_stream<output> fs;
fs.push (zlib_compressor());
fs.push (tmp);
boost::iostreams::copy (is, fs);
fs.pop ();
int size = tmp.str ().length ();
os << size << '#';
boost::iostreams::copy (tmp, os);
}
