48 lines
1.3 KiB
C++
48 lines
1.3 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: XQContextItem.hpp,v 1.10 2006/11/01 16:37:11 jpcs Exp $
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*/
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#ifndef _XQCONTEXTITEM_HPP
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#define _XQCONTEXTITEM_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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/** Returns the context item. Raises [err:XP0002] if the context item is null. */
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class XQILLA_API XQContextItem : public ASTNodeImpl
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{
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public:
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XQContextItem(XPath2MemoryManager* memMgr);
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~XQContextItem();
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/**
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* Called during static analysis of expression to determine is statically
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* correct. If not an appropriate error is thrown.
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*/
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virtual ASTNode* staticResolution(StaticContext *context);
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virtual ASTNode *staticTyping(StaticContext *context);
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virtual Result createResult(DynamicContext* context, int flags=0) const;
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class XQILLA_API ContextItemResult : public SingleResult
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{
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public:
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ContextItemResult(const LocationInfo *location);
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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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};
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};
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#endif
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