XQuilla/include/xqilla/update/UTransform.hpp

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/*
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* Copyright (c) 2001-2008
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* DecisionSoft Limited. All rights reserved.
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* Copyright (c) 2004-2008
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* Oracle. All rights reserved.
*
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* 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
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*
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* 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.
*
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* $Id: UTransform.hpp 659 2008-10-06 00:11:22Z jpcs $
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*/
#ifndef _UTRANSFORM_HPP
#define _UTRANSFORM_HPP
#include <xqilla/ast/ASTNodeImpl.hpp>
#include <xqilla/context/impl/VarStoreImpl.hpp>
#include <xqilla/schema/DocumentCache.hpp>
class XQILLA_API CopyBinding : public LocationInfo
{
public:
CopyBinding(XPath2MemoryManager* memMgr, const XMLCh* variable, ASTNode* allValues);
CopyBinding(XPath2MemoryManager* memMgr, const CopyBinding &o);
const XMLCh *qname_, *uri_, *name_;
StaticAnalysis src_;
ASTNode *expr_;
private:
CopyBinding(const CopyBinding &o);
};
typedef std::vector<CopyBinding*, XQillaAllocator<CopyBinding*> > VectorOfCopyBinding;
class XQILLA_API UTransform : public ASTNodeImpl
{
public:
UTransform(VectorOfCopyBinding* bindings, ASTNode *modifyExpr, ASTNode* returnExpr, XPath2MemoryManager *expr);
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UTransform(VectorOfCopyBinding* bindings, ASTNode *modifyExpr, ASTNode* returnExpr, DocumentCache::ValidationMode valMode, XPath2MemoryManager *expr);
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virtual ASTNode *staticResolution(StaticContext* context);
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virtual ASTNode *staticTypingImpl(StaticContext *context);
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virtual Result createResult(DynamicContext* context, int flags) const;
const VectorOfCopyBinding *getBindings() const { return bindings_; }
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ASTNode *getModifyExpr() const { return modify_; }
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void setModifyExpr(ASTNode *modify) { modify_ = modify; }
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ASTNode *getReturnExpr() const { return return_; }
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void setReturnExpr(ASTNode *ret) { return_ = ret; }
DocumentCache::ValidationMode getRevalidationMode() const { return valMode_; }
protected:
class TransformResult : public ResultImpl
{
public:
TransformResult(const UTransform *transform, DynamicContext *context);
Item::Ptr next(DynamicContext *context);
std::string asString(DynamicContext *context, int indent) const
{ return ""; }
private:
const UTransform *transform_;
bool toDo_;
VarStoreImpl scope_;
Result result_;
};
VectorOfCopyBinding* bindings_;
ASTNode *modify_;
ASTNode *return_;
DocumentCache::ValidationMode valMode_;
};
#endif