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#include <string>
#include "decoder.h"
#include "ff_register.h"
#include "filelib.h"
#include "verbose.h"
#include "viterbi.h"
#include <nanomsg/nn.h>
#include <nanomsg/pair.h>
#include "nn.hpp"
using namespace std;
struct TheObserver : public DecoderObserver
{
string translation;
virtual void
NotifyTranslationForest(const SentenceMetadata& smeta, Hypergraph* hg)
{
translation.clear();
vector<WordID> trans;
ViterbiESentence(*hg, &trans);
translation = TD::GetString(trans);
}
};
int send(nn::socket& sock, const string trans)
{
cout << "sending translation '" << trans << "'" << endl << endl;
sock.send(trans.c_str(), trans.size()+1, 0);
}
bool
recv(nn::socket& sock, string& source)
{
char *buf = NULL;
size_t sz = sock.recv(&buf, NN_MSG, 0);
if (buf) {
string s(buf, buf+sz);
source = s;
nn::freemsg(buf);
return true;
}
return false;
}
void
loop(Decoder& decoder, nn::socket& sock)
{
int to = 100;
sock.setsockopt(NN_SOL_SOCKET, NN_RCVTIMEO, &to, sizeof (to));
TheObserver o;
while(true)
{
string source;
bool r = recv(sock, source);
if (r) {
cout << "received source '" << source << "'" << endl;
decoder.Decode(source, &o);
send(sock, o.translation);
} else {
// Oh no!
}
}
}
int
main(int argc, char** argv)
{
register_feature_functions();
ReadFile f(argv[1]);
Decoder decoder(f.stream());
SetSilent(true);
nn::socket sock(AF_SP, NN_PAIR);
//string url = "ipc:///tmp/network_decoder.ipc";
string url = "tcp://127.0.0.1:60666";
sock.bind(url.c_str());
loop(decoder, sock);
return 0;
}
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