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#include "alignment.h"
#include <fstream>
#include <sstream>
#include <string>
#include <fcntl.h>
#include <unistd.h>
#include <vector>
#include <boost/algorithm/string.hpp>
#include <boost/filesystem.hpp>
namespace fs = boost::filesystem;
using namespace std;
namespace extractor {
Alignment::Alignment(const string& filename) {
ifstream infile(filename.c_str());
string line;
while (getline(infile, line)) {
vector<string> items;
boost::split(items, line, boost::is_any_of(" -"));
vector<pair<int, int>> alignment;
alignment.reserve(items.size() / 2);
for (size_t i = 0; i < items.size(); i += 2) {
alignment.push_back(make_pair(stoi(items[i]), stoi(items[i + 1])));
}
alignments.push_back(alignment);
}
alignments.shrink_to_fit();
}
Alignment::Alignment() {}
Alignment::~Alignment() {}
vector<pair<int, int>> Alignment::GetLinks(int sentence_index) const {
return alignments[sentence_index];
}
void Alignment::WriteBinary(const fs::path& filepath) {
FILE* file = fopen(filepath.string().c_str(), "w");
int size = alignments.size();
fwrite(&size, sizeof(int), 1, file);
for (vector<pair<int, int>> alignment: alignments) {
size = alignment.size();
fwrite(&size, sizeof(int), 1, file);
fwrite(alignment.data(), sizeof(pair<int, int>), size, file);
}
}
} // namespace extractor
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