1 /*
2  * Copyright (C) 2014, The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef LATINIME_PT_NODE_ARRAY_READER_H
18 #define LATINIME_PT_NODE_ARRAY_READER_H
19 
20 #include "defines.h"
21 
22 namespace latinime {
23 
24 // Interface class used to read PtNode array information.
25 class PtNodeArrayReader {
26  public:
~PtNodeArrayReader()27     virtual ~PtNodeArrayReader() {}
28 
29     // Returns if the position is valid or not.
30     virtual bool readPtNodeArrayInfoAndReturnIfValid(const int ptNodeArrayPos,
31             int *const outPtNodeCount, int *const outFirstPtNodePos) const = 0;
32 
33     // Returns if the position is valid or not. NOT_A_DICT_POS is set to outNextPtNodeArrayPos when
34     // the next array doesn't exist.
35     virtual bool readForwardLinkAndReturnIfValid(const int forwordLinkPos,
36             int *const outNextPtNodeArrayPos) const = 0;
37 
38  protected:
PtNodeArrayReader()39     PtNodeArrayReader() {};
40 
41  private:
42     DISALLOW_COPY_AND_ASSIGN(PtNodeArrayReader);
43 };
44 } // namespace latinime
45 #endif /* LATINIME_PT_NODE_READER_H */
46