FilteredDocIdSet.h

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// 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 FILTEREDDOCIDSET_H
#define FILTEREDDOCIDSET_H
 
#include "DocIdSet.h"
 
namespace Lucene {

class LPPAPI FilteredDocIdSet : public DocIdSet {
public:
    FilteredDocIdSet(const DocIdSetPtr& innerSet);
    virtual ~FilteredDocIdSet();
 
    LUCENE_CLASS(FilteredDocIdSet);
 
protected:
    DocIdSetPtr innerSet;
 
public:
    virtual bool isCacheable();

    virtual DocIdSetIteratorPtr iterator();
 
protected:
    virtual bool match(int32_t docid) = 0;
 
    friend class DefaultFilteredDocIdSetIterator;
};
 
}
 
#endif