XQuilla/include/xqilla/optimizer/QueryPathNode.hpp
2020-02-17 22:13:50 +01:00

102 lines
2.8 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: QueryPathNode.hpp,v 1.3 2008/01/08 18:47:32 jpcs Exp $
*/
#ifndef _QUERYPATHNODE_HPP
#define _QUERYPATHNODE_HPP
#include <vector>
#include <string>
#include <xqilla/framework/XPath2MemoryManager.hpp>
#include <xercesc/util/XMemory.hpp>
class NodeTest;
class QueryPathNode : public XERCES_CPP_NAMESPACE_QUALIFIER XMemory
{
public:
typedef enum {
ATTRIBUTE,
CHILD,
DESCENDANT,
DESCENDANT_ATTR,
ROOT
} Type;
typedef std::vector<QueryPathNode*> Vector;
typedef std::vector<QueryPathNode*, XQillaAllocator<QueryPathNode*> > MVector;
QueryPathNode(const NodeTest *nodeTest, Type type, XERCES_CPP_NAMESPACE_QUALIFIER MemoryManager *mm);
virtual ~QueryPathNode();
Type getType() const { return type_; }
void setType(Type t) { type_ = t; }
bool isWildcardURI() const;
bool isWildcardName() const;
bool isWildcardNodeType() const;
virtual bool isWildcard() const;
const XMLCh *getURI() const;
const XMLCh *getName() const;
const NodeTest *getNodeTest() const { return nodeTest_; }
QueryPathNode *getParent() const { return parent_; }
QueryPathNode *getNextSibling() const { return nextSibling_; }
QueryPathNode *getPreviousSibling() const { return prevSibling_; }
QueryPathNode *getFirstChild() const { return firstChild_; }
QueryPathNode *getLastChild() const { return lastChild_; }
QueryPathNode *getRoot() const;
QueryPathNode *appendChild(QueryPathNode *childToAdopt);
void removeChild(QueryPathNode *child, bool deleteChild = true);
void stealChildren(QueryPathNode *victim);
void markSubtreeValue();
void markSubtreeResult();
virtual std::string toString(int level = 0) const;
virtual bool equals(const QueryPathNode *o) const;
virtual bool isSubsetOf(const QueryPathNode *node) const;
private:
QueryPathNode(const QueryPathNode &);
QueryPathNode &operator=(const QueryPathNode &);
Type type_;
const NodeTest *nodeTest_;
QueryPathNode *parent_;
QueryPathNode *nextSibling_;
QueryPathNode *prevSibling_;
QueryPathNode *firstChild_;
QueryPathNode *lastChild_;
XERCES_CPP_NAMESPACE_QUALIFIER MemoryManager *memMgr_;
};
#endif