1 files changed, 39 insertions, 0 deletions
diff --git a/extractor/grammar_extractor.h b/extractor/grammar_extractor.h
new file mode 100644
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+++ b/extractor/grammar_extractor.h
@@ -0,0 +1,39 @@
+#ifndef _GRAMMAR_EXTRACTOR_H_
+#define _GRAMMAR_EXTRACTOR_H_
+
+#include <string>
+#include <vector>
+
+#include "rule_factory.h"
+#include "vocabulary.h"
+
+using namespace std;
+
+class Alignment;
+class DataArray;
+class Precomputation;
+class SuffixArray;
+
+class GrammarExtractor {
+ public:
+  GrammarExtractor(
+      shared_ptr<SuffixArray> source_suffix_array,
+      shared_ptr<DataArray> target_data_array,
+      const Alignment& alignment,
+      const Precomputation& precomputation,
+      int min_gap_size,
+      int max_rule_span,
+      int max_nonterminals,
+      int max_rule_symbols,
+      bool use_baeza_yates);
+
+  void GetGrammar(const string& sentence);
+
+ private:
+  vector<int> AnnotateWords(const vector<string>& words);
+
+  shared_ptr<Vocabulary> vocabulary;
+  HieroCachingRuleFactory rule_factory;
+};
+
+#endif