57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
/*
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* Copyright (c) 2001-2006
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* DecisionSoft Limited. All rights reserved.
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* Copyright (c) 2004-2006
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* Progress Software Corporation. All rights reserved.
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* Copyright (c) 2004-2006
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* Oracle. All rights reserved.
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*
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* See the file LICENSE for redistribution information.
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*
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* $Id: FunctionSubsequence.hpp,v 1.11 2006/11/01 16:37:13 jpcs Exp $
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*/
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#ifndef _FUNCTIONSUBSEQUENCE_HPP
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#define _FUNCTIONSUBSEQUENCE_HPP
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#include <xqilla/framework/XQillaExport.hpp>
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#include <xqilla/ast/ConstantFoldingFunction.hpp>
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class XQILLA_API FunctionSubsequence : public ConstantFoldingFunction
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{
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public:
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static const XMLCh name[];
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static const unsigned int minArgs;
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static const unsigned int maxArgs;
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FunctionSubsequence(const VectorOfASTNodes &args, XPath2MemoryManager* memMgr);
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ASTNode* staticResolution(StaticContext *context);
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virtual ASTNode *staticTyping(StaticContext *context);
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Result createResult(DynamicContext* context, int flags=0) const;
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private:
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class SubsequenceResult : public ResultImpl
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{
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public:
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SubsequenceResult(const FunctionSubsequence *func, int flags);
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Item::Ptr next(DynamicContext *context);
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std::string asString(DynamicContext *context, int indent) const;
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private:
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int _flags;
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const FunctionSubsequence *_func;
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Numeric::Ptr _end;
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Numeric::Ptr _one;
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Numeric::Ptr _i;
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Result _source;
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};
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};
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#endif // _FUNCTIONSUBSEQUENCE_HPP
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