70 lines
2.1 KiB
C++
70 lines
2.1 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) 2004-2008
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* Oracle. All rights reserved.
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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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* $Id: XQCastAs.hpp 475 2008-01-08 18:47:44Z jpcs $
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*/
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#ifndef _XQCASTAS_HPP
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#define _XQCASTAS_HPP
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#include <xqilla/framework/XQillaExport.hpp>
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#include <xqilla/ast/ASTNodeImpl.hpp>
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#include <xqilla/runtime/SingleResult.hpp>
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class SequenceType;
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class XQILLA_API XQCastAs : public ASTNodeImpl
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{
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public:
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XQCastAs(ASTNode* expr, SequenceType* exprType, XPath2MemoryManager* memMgr);
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virtual Result createResult(DynamicContext* context, int flags=0) const;
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virtual ASTNode* staticResolution(StaticContext *context);
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virtual ASTNode *staticTyping(StaticContext *context);
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const ASTNode *getExpression() const;
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const SequenceType *getSequenceType() const;
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bool isPrimitive() const { return _isPrimitive; }
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AnyAtomicType::AtomicObjectType getTypeIndex() const { return _typeIndex; }
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void setExpression(ASTNode *item);
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AnyAtomicType::Ptr cast(const AnyAtomicType::Ptr &in, DynamicContext *context) const;
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AnyAtomicType::Ptr cast(const XMLCh *value, DynamicContext *context) const;
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protected:
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class CastAsResult : public SingleResult
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{
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public:
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CastAsResult(const XQCastAs *di);
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Item::Ptr getSingleResult(DynamicContext *context) const;
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std::string asString(DynamicContext *context, int indent) const;
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private:
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const XQCastAs *_di;
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};
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ASTNode* _expr;
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SequenceType* _exprType;
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bool _isPrimitive;
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AnyAtomicType::AtomicObjectType _typeIndex;
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};
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#endif // _XQCASTAS_HPP
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