Ticket #2411: istream_bzip2_success.cpp

#include <iostream>

#include <boost/iostreams/filtering_stream.hpp>
#include <boost/iostreams/device/back_inserter.hpp>
#include <boost/iostreams/copy.hpp>

#pragma GCC visibility push(default) // required when compiling with g++ -fvisibility=hidden
#include <boost/iostreams/filter/bzip2.hpp>
#pragma GCC visibility pop

using namespace std;

int main()
{
   string source("Original");
   string bzip2String;
   string sink;

   try
   {
      // Create compressing stream based on original input
      boost::iostreams::filtering_ostream compressingStream;
      compressingStream.push(boost::iostreams::bzip2_compressor());
      compressingStream.push(boost::iostreams::back_inserter(bzip2String));

      compressingStream << source;

      boost::iostreams::close(compressingStream);

      cerr << "size of bzip2String: " << bzip2String.size() << endl;

      // Create decompressing stream writing to sink 
      boost::iostreams::filtering_ostream decompressingStream;
      decompressingStream.push(boost::iostreams::bzip2_decompressor());
      decompressingStream.push(boost::iostreams::back_inserter(sink));

      decompressingStream << bzip2String;

      boost::iostreams::close(decompressingStream);

      cerr << "Result: " << sink << endl;
   }
   catch(boost::iostreams::bzip2_error& error)
   {
      cerr << "Caught bzip2 error with code: " << error.error() << endl;
      cerr << "data_error: " << boost::iostreams::bzip2::data_error << endl;
      cerr << "data_error_magic: " << boost::iostreams::bzip2::data_error_magic << endl;
      cerr << "config_error: " << boost::iostreams::bzip2::config_error << endl;
   }
}