96 lines
2.5 KiB
C++
96 lines
2.5 KiB
C++
/*
|
|
* Copyright (c) 2001-2008
|
|
* DecisionSoft Limited. All rights reserved.
|
|
* Copyright (c) 2004-2008
|
|
* Oracle. All rights reserved.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
* $Id: FTSelection.hpp,v 1.8 2008/01/08 18:47:30 jpcs Exp $
|
|
*/
|
|
|
|
#ifndef _FTSELECTION_HPP
|
|
#define _FTSELECTION_HPP
|
|
|
|
|
|
#include <xqilla/framework/XQillaExport.hpp>
|
|
#include <xqilla/ast/StaticAnalysis.hpp>
|
|
#include <xqilla/ast/LocationInfo.hpp>
|
|
#include <xqilla/fulltext/AllMatches.hpp>
|
|
#include <xqilla/fulltext/TokenStore.hpp>
|
|
#include <xqilla/framework/XPath2MemoryManager.hpp>
|
|
|
|
#include <vector>
|
|
|
|
class DynamicContext;
|
|
class StaticContext;
|
|
|
|
class XQILLA_API FTContext
|
|
{
|
|
public:
|
|
FTContext(const Tokenizer *tok, const TokenStore::Ptr &tStore, DynamicContext *cont)
|
|
: queryPos(0), tokenizer(tok), tokenStore(tStore), context(cont) {}
|
|
|
|
unsigned int queryPos;
|
|
const Tokenizer *tokenizer;
|
|
TokenStore::Ptr tokenStore;
|
|
DynamicContext *context;
|
|
};
|
|
|
|
class XQILLA_API FTSelection : public LocationInfo
|
|
{
|
|
public:
|
|
/// The type of the FTSelection node
|
|
enum Type {
|
|
OR,
|
|
AND,
|
|
MILD_NOT,
|
|
UNARY_NOT,
|
|
WORDS,
|
|
WORD,
|
|
ORDER,
|
|
DISTANCE,
|
|
DISTANCE_LITERAL,
|
|
SCOPE,
|
|
CONTENT,
|
|
WINDOW,
|
|
WINDOW_LITERAL
|
|
};
|
|
|
|
virtual ~FTSelection() {}
|
|
|
|
Type getType() const { return type_; }
|
|
|
|
virtual const StaticAnalysis &getStaticAnalysis() const { return src_; }
|
|
|
|
virtual FTSelection *staticResolution(StaticContext *context) = 0;
|
|
virtual FTSelection *staticTyping(StaticContext *context) = 0;
|
|
virtual FTSelection *optimize(FTContext *context, bool execute) const = 0;
|
|
virtual AllMatches::Ptr execute(FTContext *ftcontext) const = 0;
|
|
|
|
protected:
|
|
FTSelection(Type type, XPath2MemoryManager *memMgr)
|
|
: src_(memMgr), type_(type), memMgr_(memMgr) {}
|
|
|
|
XPath2MemoryManager *getMemoryManager() const { return memMgr_; }
|
|
|
|
StaticAnalysis src_;
|
|
|
|
private:
|
|
Type type_;
|
|
XPath2MemoryManager *memMgr_;
|
|
};
|
|
|
|
typedef std::vector<FTSelection*,XQillaAllocator<FTSelection*> > VectorOfFTSelections;
|
|
|
|
#endif
|