126 lines
4 KiB
C++
126 lines
4 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: XQDOMConstructor.hpp,v 1.18 2008/01/08 18:47:29 jpcs Exp $
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*/
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#ifndef XQDOMCONSTRUCTOR_HPP
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#define XQDOMCONSTRUCTOR_HPP
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#include <xqilla/ast/ASTNodeImpl.hpp>
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#include <xqilla/runtime/SingleResult.hpp>
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#include <xercesc/framework/XMLBuffer.hpp>
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class EventHandler;
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class QueryPathNode;
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class XQILLA_API XQDOMConstructor : public ASTNodeImpl
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{
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public:
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XQDOMConstructor(XPath2MemoryManager* mm);
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virtual Sequence createSequence(DynamicContext *context, int flags) const;
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virtual void generateEvents(EventHandler *events, DynamicContext *context,
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bool preserveNS, bool preserveType) const = 0;
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virtual const XMLCh* getNodeType() const = 0;
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virtual const ASTNode *getName() const { return 0; }
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virtual const VectorOfASTNodes *getAttributes() const { return 0; }
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virtual const VectorOfASTNodes *getChildren() const { return 0; }
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virtual const ASTNode *getValue() const { return 0; }
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virtual void setName(ASTNode *name) {}
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virtual void setValue(ASTNode *value) {}
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static bool getStringValue(const VectorOfASTNodes* m_children, XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &value,
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DynamicContext *context);
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static bool getStringValue(const ASTNode *child, XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &value,
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DynamicContext *context);
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QueryPathNode *getQueryPathTree() const { return queryPathTree_; }
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void setQueryPathTree(QueryPathNode *q) { queryPathTree_ = q; }
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private:
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QueryPathNode *queryPathTree_;
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};
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class XQILLA_API XQContentSequence : public ASTNodeImpl
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{
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public:
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XQContentSequence(ASTNode *expr, XPath2MemoryManager* mm);
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virtual ASTNode *staticResolution(StaticContext *context);
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virtual ASTNode *staticTyping(StaticContext *context);
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virtual Sequence createSequence(DynamicContext* context, int flags=0) const;
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virtual void generateEvents(EventHandler *events, DynamicContext *context,
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bool preserveNS, bool preserveType) const;
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const ASTNode *getExpression() const { return expr_; }
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void setExpression(ASTNode *expr) { expr_ = expr; }
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private:
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ASTNode *expr_;
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};
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class XQILLA_API XQDirectName : public ASTNodeImpl
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{
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public:
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XQDirectName(const XMLCh *qname, bool isAttr, XPath2MemoryManager* mm);
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virtual ASTNode *staticResolution(StaticContext *context);
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virtual ASTNode *staticTyping(StaticContext *context);
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const XMLCh *getQName() const { return qname_; }
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private:
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const XMLCh *qname_;
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bool isAttr_;
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};
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class XQILLA_API XQNameExpression : public ASTNodeImpl
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{
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public:
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XQNameExpression(ASTNode *expr, XPath2MemoryManager* mm);
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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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const ASTNode *getExpression() const { return expr_; }
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void setExpression(ASTNode *expr) { expr_ = expr; }
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private:
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class NameExpressionResult : public SingleResult
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{
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public:
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NameExpressionResult(const XQNameExpression *ast)
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: SingleResult(ast), ast_(ast) {}
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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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{ return ""; }
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private:
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const XQNameExpression *ast_;
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};
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ASTNode *expr_;
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};
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#endif
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