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NodeRefList.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 1999-2002 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
00043  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00044  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00045  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
00046  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00047  * SUCH DAMAGE.
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
00054  * information on the Apache Software Foundation, please see
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 <xalanc/XPath/XPathDefinitions.hpp>
00064 
00065 
00066 
00067 #include <vector>
00068 
00069 
00070 
00071 #include <xalanc/XPath/NodeRefListBase.hpp>
00072 
00073 
00074 
00075 XALAN_CPP_NAMESPACE_BEGIN
00076 
00077 
00078 
00082 class XALAN_XPATH_EXPORT NodeRefList : public NodeRefListBase
00083 {
00084 public:
00085 
00086     explicit
00087     NodeRefList();
00088 
00094     NodeRefList(const NodeRefList&  theSource);
00095 
00101     explicit
00102     NodeRefList(const NodeRefListBase&  theSource);
00103 
00104     virtual
00105     ~NodeRefList();
00106 
00107     NodeRefList&
00108     operator=(const NodeRefListBase&    theRHS);
00109 
00110     NodeRefList&
00111     operator=(const NodeRefList&    theRHS);
00112 
00113     bool
00114     empty() const
00115     {
00116         return m_nodeList.empty();
00117     }
00118 
00119 
00120     // These methods are inherited from NodeRefListBase ...
00121 
00122     virtual XalanNode*
00123     item(size_type  index) const;
00124 
00125     virtual size_type
00126     getLength() const;
00127 
00128     virtual size_type
00129     indexOf(const XalanNode*    theNode) const;
00130 
00131 #if !defined(NDEBUG)
00132     bool
00133     checkForDuplicates() const;
00134 #endif
00135 
00136 #if defined(XALAN_NO_STD_NAMESPACE)
00137     typedef vector<XalanNode*>          NodeListVectorType;
00138 #else
00139     typedef std::vector<XalanNode*>     NodeListVectorType;
00140 #endif
00141 
00142     void
00143     swap(NodeRefList&   theOther)
00144     {
00145         m_nodeList.swap(theOther.m_nodeList);
00146     }
00147 
00148 protected:
00149 
00150     // Default vector allocation size.  It seems high, but
00151     // it's really worth it...
00152     enum
00153     {
00154         eDefaultVectorSize = 100
00155     };
00156 
00164     void
00165     ensureAllocation(NodeListVectorType::size_type  theSize = 0)
00166     {
00167         m_nodeList.reserve(eDefaultVectorSize > theSize ? eDefaultVectorSize : theSize);
00168     }
00169 
00170     NodeListVectorType  m_nodeList;
00171 };
00172 
00173 
00174 
00175 XALAN_CPP_NAMESPACE_END
00176 
00177 
00178 
00179 #endif  // NODEREFLIST_HEADER_GUARD_1357924680

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