XQuilla/include/xqilla/ast/TupleNode.hpp
2020-02-17 22:24:47 +01:00

77 lines
2.2 KiB
C++

/*
* Copyright (c) 2001, 2008,
* DecisionSoft Limited. All rights reserved.
* Copyright (c) 2004, 2018 Oracle and/or its affiliates. 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.
*/
#ifndef TUPLENODE_HPP
#define TUPLENODE_HPP
#include <xqilla/runtime/TupleResult.hpp>
class StaticContext;
class StaticAnalysis;
class XPath2MemoryManager;
class XQILLA_API TupleNode : public LocationInfo
{
public:
enum Type {
CONTEXT_TUPLE,
FOR,
LET,
WHERE,
ORDER_BY,
COUNT,
DEBUG_HOOK
};
virtual ~TupleNode() {}
virtual void release();
virtual Type getType() const { return type_; }
virtual XPath2MemoryManager *getMemoryManager() const { return mm_; }
unsigned int getMin() const { return min_; }
unsigned int getMax() const { return max_; }
void setMin(unsigned int v) { min_ = v; }
void setMax(unsigned int v) { max_ = v; }
TupleNode *getParent() const { return parent_; }
void setParent(TupleNode *parent) { parent_ = parent; }
void *getUserData() const { return userData_; }
void setUserData(void *data) { userData_ = data; }
virtual TupleNode *staticResolution(StaticContext *context) = 0;
virtual TupleNode *staticTypingImpl(StaticContext *context) = 0;
virtual TupleNode *staticTypingTeardown(StaticContext *context, StaticAnalysis &usedSrc) = 0;
virtual TupleResult::Ptr createResult(DynamicContext* context) const = 0;
protected:
TupleNode(Type type, TupleNode *parent, XPath2MemoryManager *mm)
: type_(type), parent_(parent), min_(0), max_(0), userData_(0), mm_(mm) {}
Type type_;
TupleNode *parent_;
unsigned int min_, max_;
void *userData_;
XPath2MemoryManager *mm_;
};
#endif