1 files changed, 112 insertions, 0 deletions
diff --git a/OnDiskPt/Phrase.cpp b/OnDiskPt/Phrase.cpp
new file mode 100644
index 000000000..b6ccd0721
--- /dev/null
+++ b/OnDiskPt/Phrase.cpp
@@ -0,0 +1,112 @@
+// $Id$
+/***********************************************************************
+ Moses - factored phrase-based, hierarchical and syntactic language decoder
+ Copyright (C) 2009 Hieu Hoang
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ ***********************************************************************/
+#include <iostream>
+#include "util/check.hh"
+#include "../moses/src/Util.h"
+#include "Phrase.h"
+
+using namespace std;
+
+namespace OnDiskPt
+{
+
+Phrase::Phrase(const Phrase &copy)
+  :m_words(copy.GetSize())
+{
+  for (size_t pos = 0; pos < copy.GetSize(); ++pos) {
+    const Word &oldWord = copy.GetWord(pos);
+    Word *newWord = new Word(oldWord);
+    m_words[pos] = newWord;
+  }
+}
+
+Phrase::~Phrase()
+{
+  Moses::RemoveAllInColl(m_words);
+}
+
+void Phrase::AddWord(Word *word)
+{
+  m_words.push_back(word);
+}
+
+void Phrase::AddWord(Word *word, size_t pos)
+{
+  CHECK(pos < m_words.size());
+  m_words.insert(m_words.begin() + pos + 1, word);
+}
+
+int Phrase::Compare(const Phrase &compare) const
+{
+  int ret = 0;
+  for (size_t pos = 0; pos < GetSize(); ++pos) {
+    if (pos >= compare.GetSize()) {
+      // we're bigger than the other. Put 1st
+      ret = -1;
+      break;
+    }
+
+    const Word &thisWord = GetWord(pos)
+                           ,&compareWord = compare.GetWord(pos);
+    int wordRet = thisWord.Compare(compareWord);
+    if (wordRet != 0) {
+      ret = wordRet;
+      break;
+    }
+  }
+
+  if (ret == 0) {
+    CHECK(compare.GetSize() >= GetSize());
+    ret = (compare.GetSize() > GetSize()) ? 1 : 0;
+  }
+  return ret;
+}
+
+//! transitive comparison
+bool Phrase::operator<(const Phrase &compare) const
+{
+  int ret = Compare(compare);
+  return ret < 0;
+}
+
+bool Phrase::operator>(const Phrase &compare) const
+{
+  int ret = Compare(compare);
+  return ret > 0;
+}
+
+bool Phrase::operator==(const Phrase &compare) const
+{
+  int ret = Compare(compare);
+  return ret == 0;
+}
+
+std::ostream& operator<<(std::ostream &out, const Phrase &phrase)
+{
+  for (size_t pos = 0; pos < phrase.GetSize(); ++pos) {
+    const Word &word = phrase.GetWord(pos);
+    out << word << " ";
+  }
+
+  return out;
+}
+
+}
+