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// Copyright 2010, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//     * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#include "base/base.h"
#include "base/bitarray.h"
#include "converter/segmenter.h"
#include "converter/segmenter_inl.h"
#include "converter/segmenter_data.h"

namespace mozc {

bool Segmenter::IsBoundary(const Node *lnode, const Node *rnode) {
  if (lnode->node_type == Node::BOS_NODE ||
      rnode->node_type == Node::EOS_NODE) {
    return true;
  }
  return Segmenter::IsBoundary(lnode->rid, rnode->lid);
}

// use only for gen_segmenter_bitarrray.
bool Segmenter::IsBoundary(uint16 rid, uint16 lid) {
  //return IsBoundaryInternal(rid, lid);
  return BitArray::GetValue(reinterpret_cast<const char*>
                            (kSegmenterBitArrayData_data),
                            kCompressedLIDTable[rid] +
                            kCompressedLSize *
                            kCompressedRIDTable[lid]);
}
}  // namespace mozc