88 lines
2.1 KiB
C++
88 lines
2.1 KiB
C++
/*
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* Copyright (c) 2001-2006
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* DecisionSoft Limited. All rights reserved.
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* Copyright (c) 2004-2006
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* Progress Software Corporation. All rights reserved.
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* Copyright (c) 2004-2006
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* Oracle. All rights reserved.
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*
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* See the file LICENSE for redistribution information.
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*
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* $Id: FTSelection.hpp,v 1.6 2007/08/16 13:08:27 jpcs Exp $
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*/
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#ifndef _FTSELECTION_HPP
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#define _FTSELECTION_HPP
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#include <xqilla/framework/XQillaExport.hpp>
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#include <xqilla/ast/StaticAnalysis.hpp>
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#include <xqilla/ast/LocationInfo.hpp>
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#include <xqilla/fulltext/AllMatches.hpp>
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#include <xqilla/fulltext/TokenStore.hpp>
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#include <xqilla/framework/XPath2MemoryManager.hpp>
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#include <vector>
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class DynamicContext;
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class StaticContext;
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class XQILLA_API FTContext
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{
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public:
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FTContext(const Tokenizer *tok, const TokenStore::Ptr &tStore, DynamicContext *cont)
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: queryPos(0), tokenizer(tok), tokenStore(tStore), context(cont) {}
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unsigned int queryPos;
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const Tokenizer *tokenizer;
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TokenStore::Ptr tokenStore;
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DynamicContext *context;
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};
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class XQILLA_API FTSelection : public LocationInfo
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{
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public:
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/// The type of the FTSelection node
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enum Type {
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OR,
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AND,
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MILD_NOT,
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UNARY_NOT,
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WORDS,
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WORD,
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ORDER,
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DISTANCE,
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DISTANCE_LITERAL,
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SCOPE,
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CONTENT,
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WINDOW,
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WINDOW_LITERAL
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};
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virtual ~FTSelection() {}
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Type getType() const { return type_; }
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virtual const StaticAnalysis &getStaticAnalysis() const { return src_; }
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virtual FTSelection *staticResolution(StaticContext *context) = 0;
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virtual FTSelection *staticTyping(StaticContext *context) = 0;
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virtual FTSelection *optimize(FTContext *context, bool execute) const = 0;
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virtual AllMatches::Ptr execute(FTContext *ftcontext) const = 0;
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protected:
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FTSelection(Type type, XPath2MemoryManager *memMgr)
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: src_(memMgr), type_(type), memMgr_(memMgr) {}
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XPath2MemoryManager *getMemoryManager() const { return memMgr_; }
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StaticAnalysis src_;
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private:
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Type type_;
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XPath2MemoryManager *memMgr_;
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};
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typedef std::vector<FTSelection*,XQillaAllocator<FTSelection*> > VectorOfFTSelections;
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#endif
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