/usr/include/xqilla/optimizer/Optimizer.hpp is in libxqilla-dev 2.3.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2001, 2008,
* DecisionSoft Limited. All rights reserved.
* Copyright (c) 2004, 2011,
* 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 _OPTIMIZER_HPP
#define _OPTIMIZER_HPP
#include <xqilla/framework/XQillaExport.hpp>
class ASTNode;
class DynamicContext;
class XQQuery;
class XQUserFunction;
class XQILLA_API Optimizer
{
public:
Optimizer(Optimizer *parent = 0);
virtual ~Optimizer();
void startOptimize(XQQuery *query);
ASTNode *startOptimize(ASTNode *item);
XQUserFunction *startOptimize(XQUserFunction *item);
void reset();
protected:
virtual void optimize(XQQuery *query) = 0;
virtual ASTNode *optimize(ASTNode *item) = 0;
virtual XQUserFunction *optimizeFunctionDef(XQUserFunction *item) = 0;
virtual void resetInternal();
private:
Optimizer(const Optimizer &o);
Optimizer &operator=(const Optimizer &o);
Optimizer *parent_;
};
class XQILLA_API StaticResolver : public Optimizer
{
public:
StaticResolver(DynamicContext *xpc, Optimizer *parent = 0)
: Optimizer(parent), xpc_(xpc) {}
protected:
virtual void optimize(XQQuery *query);
virtual ASTNode *optimize(ASTNode *item);
virtual XQUserFunction *optimizeFunctionDef(XQUserFunction *item);
private:
DynamicContext *xpc_;
};
#endif
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