135 lines
4.8 KiB
C++
135 lines
4.8 KiB
C++
/*
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* Copyright (c) 2001, 2008,
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* DecisionSoft Limited. All rights reserved.
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* Copyright (c) 2004, 2018 Oracle and/or its affiliates. All rights reserved.
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*
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _FTDISTANCE_HPP
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#define _FTDISTANCE_HPP
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#include <xqilla/fulltext/FTOption.hpp>
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#include <xqilla/fulltext/FTRange.hpp>
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class XQILLA_API FTDistance : public FTOption
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{
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public:
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FTDistance(const FTRange &range, FTUnit unit, XPath2MemoryManager *memMgr)
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: FTOption(FTSelection::DISTANCE, memMgr), arg_(0), range_(range), unit_(unit) {}
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FTDistance(const FTRange &range, FTUnit unit, FTSelection *arg, XPath2MemoryManager *memMgr)
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: FTOption(FTSelection::DISTANCE, memMgr), arg_(arg), range_(range), unit_(unit) {}
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virtual FTSelection *staticResolution(StaticContext *context);
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virtual FTSelection *staticTypingImpl(StaticContext *context);
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virtual FTSelection *optimize(FTContext *context) const;
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virtual AllMatches *execute(FTContext *ftcontext) const;
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virtual void setArgument(FTSelection *arg) { arg_ = arg; }
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FTSelection *getArgument() const { return arg_; }
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const FTRange &getRange() const { return range_; }
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FTUnit getUnit() const { return unit_; }
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private:
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FTSelection *arg_;
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FTRange range_;
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FTUnit unit_;
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};
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class XQILLA_API FTDistanceLiteral : public FTOption
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{
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public:
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FTDistanceLiteral(FTRange::Type type, unsigned int distance, unsigned int distance2,
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FTUnit unit, XPath2MemoryManager *memMgr)
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: FTOption(DISTANCE_LITERAL, memMgr), arg_(0), type_(type), distance_(distance),
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distance2_(distance2), unit_(unit) {}
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FTDistanceLiteral(FTSelection *arg, FTRange::Type type, unsigned int distance,
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unsigned int distance2, FTUnit unit, XPath2MemoryManager *memMgr)
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: FTOption(DISTANCE_LITERAL, memMgr), arg_(arg), type_(type), distance_(distance),
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distance2_(distance2), unit_(unit) {}
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virtual FTSelection *staticResolution(StaticContext *context);
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virtual FTSelection *staticTypingImpl(StaticContext *context);
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virtual FTSelection *optimize(FTContext *context) const;
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virtual AllMatches *execute(FTContext *ftcontext) const;
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virtual void setArgument(FTSelection *arg) { arg_ = arg; }
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FTSelection *getArgument() const { return arg_; }
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const FTRange::Type getType() const { return type_; }
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unsigned int getDistance() const { return distance_; }
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unsigned int getDistance2() const { return distance2_; }
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FTUnit getUnit() const { return unit_; }
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private:
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FTSelection *arg_;
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FTRange::Type type_;
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unsigned int distance_, distance2_;
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FTUnit unit_;
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};
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class FTDistanceMatches : public AllMatches
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{
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public:
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FTDistanceMatches(const LocationInfo *info, unsigned int distance, FTOption::FTUnit unit, AllMatches *arg)
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: AllMatches(info), distance_(distance), unit_(unit), arg_(arg), excludes_() {}
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~FTDistanceMatches();
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bool next(DynamicContext *context);
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const StringMatches &getStringIncludes();
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const StringMatches &getStringExcludes();
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virtual bool distanceMatches(unsigned int actual) const = 0;
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protected:
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unsigned int distance_;
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FTOption::FTUnit unit_;
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AllMatches *arg_;
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StringMatches excludes_;
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};
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class FTDistanceExactlyMatches : public FTDistanceMatches
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{
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public:
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FTDistanceExactlyMatches(const LocationInfo *info, unsigned int distance, FTOption::FTUnit unit, AllMatches *arg)
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: FTDistanceMatches(info, distance, unit, arg) {}
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bool distanceMatches(unsigned int actual) const;
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};
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class FTDistanceAtLeastMatches : public FTDistanceMatches
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{
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public:
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FTDistanceAtLeastMatches(const LocationInfo *info, unsigned int distance, FTOption::FTUnit unit, AllMatches *arg)
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: FTDistanceMatches(info, distance, unit, arg) {}
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bool distanceMatches(unsigned int actual) const;
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};
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class FTDistanceAtMostMatches : public FTDistanceMatches
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{
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public:
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FTDistanceAtMostMatches(const LocationInfo *info, unsigned int distance, FTOption::FTUnit unit, AllMatches *arg)
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: FTDistanceMatches(info, distance, unit, arg) {}
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bool distanceMatches(unsigned int actual) const;
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};
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class FTDistanceFromToMatches : public FTDistanceMatches
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{
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public:
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FTDistanceFromToMatches(const LocationInfo *info, unsigned int from, unsigned int to, FTOption::FTUnit unit, AllMatches *arg)
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: FTDistanceMatches(info, from, unit, arg), distance2_(to) {}
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bool distanceMatches(unsigned int actual) const;
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private:
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unsigned int distance2_;
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};
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#endif
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