merge paul's extractor code

1 files changed, 25 insertions, 0 deletions

diff --git a/extractor/matchings_finder.cc b/extractor/matchings_finder.cc
new file mode 100644
index 00000000..ceed6891
--- /dev/null
+++ b/extractor/matchings_finder.cc
@@ -0,0 +1,25 @@
+#include "matchings_finder.h"
+
+#include "suffix_array.h"
+#include "phrase_location.h"
+
+namespace extractor {
+
+MatchingsFinder::MatchingsFinder(shared_ptr<SuffixArray> suffix_array) :
+    suffix_array(suffix_array) {}
+
+MatchingsFinder::MatchingsFinder() {}
+
+MatchingsFinder::~MatchingsFinder() {}
+
+PhraseLocation MatchingsFinder::Find(PhraseLocation& location,
+                                     const string& word, int offset) {
+  if (location.sa_low == -1 && location.sa_high == -1) {
+    location.sa_low = 0;
+    location.sa_high = suffix_array->GetSize();
+  }
+
+  return suffix_array->Lookup(location.sa_low, location.sa_high, word, offset);
+}
+
+} // namespace extractor