SegmentTermEnum.h

Go to the documentation of this file.

 
// Copyright (c) 2009-2014 Alan Wright. All rights reserved.
// Distributable under the terms of either the Apache License (Version 2.0)
// or the GNU Lesser General Public License.
 
#ifndef SEGMENTTERMENUM_H
#define SEGMENTTERMENUM_H
 
#include "TermEnum.h"
 
namespace Lucene {
 
class LPPAPI SegmentTermEnum : public TermEnum {
public:
    SegmentTermEnum();
    SegmentTermEnum(const IndexInputPtr& i, const FieldInfosPtr& fis, bool isi);
    virtual ~SegmentTermEnum();
 
    LUCENE_CLASS(SegmentTermEnum);
 
protected:
    IndexInputPtr input;
    TermBufferPtr termBuffer;
    TermBufferPtr prevBuffer;
    TermBufferPtr scanBuffer; // used for scanning
 
    TermInfoPtr _termInfo;
 
    int32_t format;
    bool isIndex;
    int32_t formatM1SkipInterval;
 
public:
    FieldInfosPtr fieldInfos;
    int64_t size;
    int64_t position;
 
    int64_t indexPointer;
    int32_t indexInterval;
    int32_t skipInterval;
    int32_t maxSkipLevels;
 
public:
    virtual LuceneObjectPtr clone(const LuceneObjectPtr& other = LuceneObjectPtr());
 
    void seek(int64_t pointer, int64_t p, const TermPtr& t, const TermInfoPtr& ti);
 
    virtual bool next();
 
    int32_t scanTo(const TermPtr& term);
 
    virtual TermPtr term();
 
    TermPtr prev();
 
    TermInfoPtr termInfo();
 
    void termInfo(const TermInfoPtr& ti);
 
    virtual int32_t docFreq();
 
    int64_t freqPointer();
 
    int64_t proxPointer();
 
    virtual void close();
};
 
}
 
#endif