59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
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/*
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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: TupleNode.hpp,v 1.2 2007/08/16 13:08:26 jpcs Exp $
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*/
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#ifndef TUPLENODE_HPP
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#define TUPLENODE_HPP
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#include <xqilla/runtime/TupleResult.hpp>
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class StaticContext;
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class StaticAnalysis;
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class XQILLA_API TupleNode : public LocationInfo
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{
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public:
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enum Type {
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CONTEXT_TUPLE,
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FOR,
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LET,
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WHERE,
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ORDER_BY
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};
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virtual ~TupleNode() {}
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virtual Type getType() const { return type_; }
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TupleNode *getParent() const { return parent_; }
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void setParent(TupleNode *parent) { parent_ = parent; }
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void *getUserData() const { return userData_; }
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void setUserData(void *data) { userData_ = data; }
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virtual TupleNode *staticResolution(StaticContext *context) = 0;
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virtual TupleNode *staticTypingSetup(StaticContext *context) = 0;
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virtual TupleNode *staticTypingTeardown(StaticContext *context, StaticAnalysis &usedSrc) = 0;
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virtual TupleResult::Ptr createResult(DynamicContext* context) const = 0;
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protected:
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TupleNode(Type type, TupleNode *parent)
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: type_(type), parent_(parent), userData_(0) {}
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Type type_;
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TupleNode *parent_;
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void *userData_;
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};
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#endif
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