XQuilla/include/xqilla/fulltext/FTWords.hpp
2020-02-17 22:05:20 +01:00

84 lines
2.4 KiB
C++

/*
* Copyright (c) 2001-2006
* DecisionSoft Limited. All rights reserved.
* Copyright (c) 2004-2006
* Progress Software Corporation. All rights reserved.
* Copyright (c) 2004-2006
* Oracle. All rights reserved.
*
* See the file LICENSE for redistribution information.
*
* $Id: FTWords.hpp,v 1.4 2006/11/01 16:37:12 jpcs Exp $
*/
#ifndef _FTWORDS_HPP
#define _FTWORDS_HPP
#include <xqilla/fulltext/FTSelection.hpp>
#include <xqilla/runtime/Result.hpp>
class ASTNode;
class XQILLA_API FTWords : public FTSelection
{
public:
/// Enumeration representing the way to match words and phrases
enum FTAnyallOption {
ANY,
ANY_WORD,
ALL,
ALL_WORDS,
PHRASE
};
FTWords(ASTNode *expr, FTAnyallOption option, XPath2MemoryManager *memMgr);
virtual FTSelection *staticResolution(StaticContext *context);
virtual FTSelection *staticTyping(StaticContext *context);
virtual FTSelection *optimize(FTContext *context, bool execute) const;
virtual AllMatches::Ptr execute(FTContext *ftcontext) const;
const ASTNode *getExpr() const { return expr_; }
FTAnyallOption getOption() const { return option_; }
private:
FTSelection *optimizeAnyWord(Result strings, FTContext *ftcontext) const;
FTSelection *optimizeAllWords(Result strings, FTContext *ftcontext) const;
FTSelection *optimizePhrase(Result strings, FTContext *ftcontext) const;
FTSelection *optimizeAny(Result strings, FTContext *ftcontext) const;
FTSelection *optimizeAll(Result strings, FTContext *ftcontext) const;
ASTNode *expr_;
FTAnyallOption option_;
};
class XQILLA_API FTWord : public FTSelection
{
public:
FTWord(const XMLCh *queryString, XPath2MemoryManager *memMgr);
virtual FTSelection *staticResolution(StaticContext *context);
virtual FTSelection *staticTyping(StaticContext *context);
virtual FTSelection *optimize(FTContext *context, bool execute) const;
virtual AllMatches::Ptr execute(FTContext *ftcontext) const;
const XMLCh *getQueryString() const { return queryString_; }
private:
const XMLCh *queryString_;
};
class FTStringSearchMatches : public AllMatches
{
public:
FTStringSearchMatches(const LocationInfo *info, const XMLCh *queryString, FTContext *ftcontext);
Match::Ptr next(DynamicContext *context);
AllMatches::Ptr optimize();
private:
const XMLCh *queryString_;
unsigned int queryPos_;
TokenStream::Ptr tokenStream_;
};
#endif