TreeWalkerImpl.hpp
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上传日期:2007-01-10
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文件大小:7k
源码类别:
xml/soap/webservice
开发平台:
C/C++
- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999-2000 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 1999, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Log: TreeWalkerImpl.hpp,v $
- * Revision 1.6 2000/08/08 01:00:37 aruna1
- * detach functionality removed from TreeWalker
- *
- * Revision 1.5 2000/02/24 20:11:31 abagchi
- * Swat for removing Log from API docs
- *
- * Revision 1.4 2000/02/15 23:17:37 andyh
- * Update Doc++ API comments
- * NameSpace bugfix and update to track W3C
- * Chih Hsiang Chou
- *
- * Revision 1.3 2000/02/06 07:47:34 rahulj
- * Year 2K copyright swat.
- *
- * Revision 1.2 2000/02/04 01:49:24 aruna1
- * TreeWalker and NodeIterator changes
- *
- * Revision 1.1.1.1 1999/11/09 01:09:20 twl
- * Initial checkin
- *
- * Revision 1.3 1999/11/08 20:44:34 rahul
- * Swat for adding in Product name and CVS comment log variable.
- *
- */
- #ifndef TreeWalkerImpl_HEADER_GUARD_
- #define TreeWalkerImpl_HEADER_GUARD_
- #include "DOM_TreeWalker.hpp"
- #include "RefCountedImpl.hpp"
- class CDOM_EXPORT TreeWalkerImpl : public RefCountedImpl {
- public:
- // Implementation Note: No state is kept except the data above
- // (fWhatToShow, fNodeFilter, fCurrentNode, fRoot) such that
- // setters could be created for these data values and the
- // implementation will still work.
- /** Public constructor */
- TreeWalkerImpl (
- DOM_Node root,
- unsigned long whatToShow,
- DOM_NodeFilter* nodeFilter,
- bool expandEntityRef);
- TreeWalkerImpl (const TreeWalkerImpl& twi);
- TreeWalkerImpl& operator= (const TreeWalkerImpl& twi);
- // Return the whatToShow value.
- unsigned long getWhatToShow ();
- // Return the NodeFilter.
- DOM_NodeFilter* getFilter ();
- // Return the current DOM_Node.
- DOM_Node getCurrentNode ();
- // Return the current Node.
- void setCurrentNode (DOM_Node node);
- // Return the parent Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- DOM_Node parentNode ();
- // Return the first child Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- DOM_Node firstChild ();
- // Return the last child Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- DOM_Node lastChild ();
- // Return the previous sibling Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- DOM_Node previousSibling ();
- // Return the next sibling Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- DOM_Node nextSibling ();
- // Return the previous Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- DOM_Node previousNode ();
- // Return the next Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- DOM_Node nextNode ();
- void unreferenced ();
- // Get the expandEntity reference flag.
- bool getExpandEntityReferences();
- protected:
- // Internal function.
- // Return the parent Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- DOM_Node getParentNode (DOM_Node node);
- // Internal function.
- // Return the nextSibling Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- DOM_Node getNextSibling (DOM_Node node);
- // Internal function.
- // Return the previous sibling Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- DOM_Node getPreviousSibling (DOM_Node node);
- // Internal function.
- // Return the first child Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- DOM_Node getFirstChild (DOM_Node node);
- // Internal function.
- // Return the last child Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- DOM_Node getLastChild (DOM_Node node);
- // The node is accepted if it passes the whatToShow and the filter.
- short acceptNode (DOM_Node node);
- private:
- // The whatToShow mask.
- unsigned long fWhatToShow;
- // The NodeFilter reference.
- DOM_NodeFilter* fNodeFilter;
- // The current Node.
- DOM_Node fCurrentNode;
- // The root Node.
- DOM_Node fRoot;
- // The expandEntity reference flag.
- bool fExpandEntityReferences;
- };
- #endif