1 files changed, 23 insertions, 0 deletions
diff --git a/src/forest_writer.cc b/src/forest_writer.cc
new file mode 100644
index 00000000..a9117d18
--- /dev/null
+++ b/src/forest_writer.cc
@@ -0,0 +1,23 @@
+#include "forest_writer.h"
+
+#include <iostream>
+
+#include <boost/lexical_cast.hpp>
+
+#include "filelib.h"
+#include "hg_io.h"
+#include "hg.h"
+
+using namespace std;
+
+ForestWriter::ForestWriter(const std::string& path, int num) :
+  fname_(path + '/' + boost::lexical_cast<string>(num) + ".json.gz"), used_(false) {}
+
+bool ForestWriter::Write(const Hypergraph& forest, bool minimal_rules) {
+  assert(!used_);
+  used_ = true;
+  cerr << "  Writing forest to " << fname_ << endl;
+  WriteFile wf(fname_);
+  return HypergraphIO::WriteToJSON(forest, minimal_rules, wf.stream());
+}
+