+++ /dev/null
-/*
- * Copyright (C) 2009 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef PINYINIME_ANDPY_INCLUDE_LPICACHE_H__
-#define PINYINIME_ANDPY_INCLUDE_LPICACHE_H__
-
-#include <stdlib.h>
-#include "./searchutility.h"
-#include "./spellingtrie.h"
-
-namespace ime_pinyin {
-
-// Used to cache LmaPsbItem list for half spelling ids.
-class LpiCache {
- private:
- static LpiCache *instance_;
- static const int kMaxLpiCachePerId = 15;
-
- LmaPsbItem *lpi_cache_;
- uint16 *lpi_cache_len_;
-
- public:
- LpiCache();
- ~LpiCache();
-
- static LpiCache& get_instance();
-
- // Test if the LPI list of the given splid has been cached.
- // If splid is a full spelling id, it returns false, because we only cache
- // list for half ids.
- bool is_cached(uint16 splid);
-
- // Put LPI list to cahce. If the length of the list, lpi_num, is longer than
- // the cache buffer. the list will be truncated, and function returns the
- // maximum length of the cache buffer.
- // Note: splid must be a half id, and lpi_items must be not NULL. The
- // caller of this function should guarantee this.
- size_t put_cache(uint16 splid, LmaPsbItem lpi_items[], size_t lpi_num);
-
- // Get the cached list for the given half id.
- // Return the length of the cached buffer.
- // Note: splid must be a half id, and lpi_items must be not NULL. The
- // caller of this function should guarantee this.
- size_t get_cache(uint16 splid, LmaPsbItem lpi_items[], size_t lpi_max);
-};
-
-} // namespace
-
-#endif // PINYINIME_ANDPY_INCLUDE_LPICACHE_H__