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NodeRefList.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 1999 The Apache Software Foundation.  All rights 
00006  * reserved.
00007  *
00008  * Redistribution and use in source and binary forms, with or without
00009  * modification, are permitted provided that the following conditions
00010  * are met:
00011  *
00012  * 1. Redistributions of source code must retain the above copyright
00013  *    notice, this list of conditions and the following disclaimer. 
00014  *
00015  * 2. Redistributions in binary form must reproduce the above copyright
00016  *    notice, this list of conditions and the following disclaimer in
00017  *    the documentation and/or other materials provided with the
00018  *    distribution.
00019  *
00020  * 3. The end-user documentation included with the redistribution,
00021  *    if any, must include the following acknowledgment:  
00022  *       "This product includes software developed by the
00023  *        Apache Software Foundation (http://www.apache.org/)."
00024  *    Alternately, this acknowledgment may appear in the software itself,
00025  *    if and wherever such third-party acknowledgments normally appear.
00026  *
00027  * 4. The names "Xalan" and "Apache Software Foundation" must
00028  *    not be used to endorse or promote products derived from this
00029  *    software without prior written permission. For written 
00030  *    permission, please contact apache@apache.org.
00031  *
00032  * 5. Products derived from this software may not be called "Apache",
00033  *    nor may "Apache" appear in their name, without prior written
00034  *    permission of the Apache Software Foundation.
00035  *
00036  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00037  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00038  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00039  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00040  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00041  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00042  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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00046  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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00048  * ====================================================================
00049  *
00050  * This software consists of voluntary contributions made by many
00051  * individuals on behalf of the Apache Software Foundation and was
00052  * originally based on software copyright (c) 1999, International
00053  * Business Machines, Inc., http://www.ibm.com.  For more
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00055  * <http://www.apache.org/>.
00056  */
00057 #if !defined(NODEREFLIST_HEADER_GUARD_1357924680)
00058 #define NODEREFLIST_HEADER_GUARD_1357924680
00059 
00060 
00061 
00062 // Base include file.  Must be first.
00063 #include <XPath/XPathDefinitions.hpp>
00064 
00065 
00066 
00067 #include <vector>
00068 
00069 
00070 
00071 #include <XPath/NodeRefListBase.hpp>
00072 
00073 
00074 
00078 class XALAN_XPATH_EXPORT NodeRefList : public NodeRefListBase
00079 {
00080 public:
00081 
00082     explicit
00083     NodeRefList();
00084 
00090     NodeRefList(const NodeRefList&  theSource);
00091 
00097     explicit
00098     NodeRefList(const NodeRefListBase&  theSource);
00099 
00100     virtual
00101     ~NodeRefList();
00102 
00103     NodeRefList&
00104     operator=(const NodeRefListBase&    theRHS);
00105 
00106     NodeRefList&
00107     operator=(const NodeRefList&    theRHS);
00108 
00109     bool
00110     empty() const
00111     {
00112         return m_nodeList.empty();
00113     }
00114 
00115 
00116     // These methods are inherited from NodeRefListBase ...
00117 
00118     virtual XalanNode*
00119     item(size_type  index) const;
00120 
00121     virtual size_type
00122     getLength() const;
00123 
00124     virtual size_type
00125     indexOf(const XalanNode*    theNode) const;
00126 
00127 #if !defined(NDEBUG)
00128     bool
00129     checkForDuplicates() const;
00130 #endif
00131 
00132 #if defined(XALAN_NO_NAMESPACES)
00133     typedef vector<XalanNode*>          NodeListVectorType;
00134 #else
00135     typedef std::vector<XalanNode*>     NodeListVectorType;
00136 #endif
00137 
00138 protected:
00139 
00140     // Default vector allocation size.  It seems high, but
00141     // it's really worth it...
00142     enum
00143     {
00144         eDefaultVectorSize = 100
00145     };
00146 
00154     void
00155     ensureAllocation(NodeListVectorType::size_type  theSize = 0)
00156     {
00157         m_nodeList.reserve(eDefaultVectorSize > theSize ? eDefaultVectorSize : theSize);
00158     }
00159 
00160     NodeListVectorType  m_nodeList;
00161 };
00162 
00163 
00164 
00165 #endif  // NODEREFLIST_HEADER_GUARD_1357924680

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