IDOM_DocumentFragment.hpp
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上传日期:2007-01-10
资源大小:6948k
文件大小:5k
源码类别:
xml/soap/webservice
开发平台:
C/C++
- #ifndef IDOM_DocumentFragment_HEADER_GUARD_
- #define IDOM_DocumentFragment_HEADER_GUARD_
- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2001 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) 2001, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Id: IDOM_DocumentFragment.hpp,v 1.2 2001/05/11 13:25:51 tng Exp $
- */
- #include <util/XercesDefs.hpp>
- #include "IDOM_Node.hpp"
- /**
- * <code>DocumentFragment</code> is a "lightweight" or "minimal"
- * <code>Document</code> object.
- *
- * It is very common to want to be able to
- * extract a portion of a document's tree or to create a new fragment of a
- * document. Imagine implementing a user command like cut or rearranging a
- * document by moving fragments around. It is desirable to have an object
- * which can hold such fragments and it is quite natural to use a Node for
- * this purpose. While it is true that a <code>Document</code> object could
- * fulfil this role, a <code>Document</code> object can potentially be a
- * heavyweight object, depending on the underlying implementation. What is
- * really needed for this is a very lightweight object.
- * <code>DocumentFragment</code> is such an object.
- * <p>Furthermore, various operations -- such as inserting nodes as children
- * of another <code>Node</code> -- may take <code>DocumentFragment</code>
- * objects as arguments; this results in all the child nodes of the
- * <code>DocumentFragment</code> being moved to the child list of this node.
- * <p>The children of a <code>DocumentFragment</code> node are zero or more
- * nodes representing the tops of any sub-trees defining the structure of the
- * document. <code>DocumentFragment</code> nodes do not need to be
- * well-formed XML documents (although they do need to follow the rules
- * imposed upon well-formed XML parsed entities, which can have multiple top
- * nodes). For example, a <code>DocumentFragment</code> might have only one
- * child and that child node could be a <code>Text</code> node. Such a
- * structure model represents neither an HTML document nor a well-formed XML
- * document.
- * <p>When a <code>DocumentFragment</code> is inserted into a
- * <code>Document</code> (or indeed any other <code>Node</code> that may take
- * children) the children of the <code>DocumentFragment</code> and not the
- * <code>DocumentFragment</code> itself are inserted into the
- * <code>Node</code>. This makes the <code>DocumentFragment</code> very
- * useful when the user wishes to create nodes that are siblings; the
- * <code>DocumentFragment</code> acts as the parent of these nodes so that the
- * user can use the standard methods from the <code>Node</code> interface,
- * such as <code>insertBefore()</code> and <code>appendChild()</code>.
- */
- class CDOM_EXPORT IDOM_DocumentFragment: public IDOM_Node {
- protected:
- IDOM_DocumentFragment() {};
- IDOM_DocumentFragment(const IDOM_DocumentFragment &other) {};
- IDOM_DocumentFragment & operator = (const IDOM_DocumentFragment &other) {return *this;};
- //@}
- /** @name Destructor */
- //@{
- public:
- virtual ~IDOM_DocumentFragment() {};
- //@}
- };
- #endif