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The Xalan C++ XSLT Processor Version 1.6

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ResultNamespacesStack.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(XALAN_RESULTNAMESPACESSTACK_HEADER_GUARD)
00058 #define XALAN_RESULTNAMESPACESSTACK_HEADER_GUARD
00059 
00060 
00061 
00062 // Base include file.  Must be first.
00063 #include <xalanc/XSLT/XSLTDefinitions.hpp>
00064 
00065 
00066 
00067 #include <vector>
00068 
00069 
00070 
00071 #include <xalanc/XalanDOM/XalanDOMString.hpp>
00072 
00073 
00074 
00075 #include <xalanc/XPath/XalanQName.hpp>
00076 
00077 
00078 
00079 XALAN_CPP_NAMESPACE_BEGIN
00080 
00081 
00082 
00083 class XALAN_XSLT_EXPORT ResultNamespacesStack
00084 {
00085 public:
00086 
00087 #if defined(XALAN_NO_STD_NAMESPACE)
00088 #if defined(XALAN_USE_DEQUE_FOR_VECTOR_BOOL)
00089     typedef deque<bool>         BoolVectorType;
00090 #else
00091     typedef vector<bool>        BoolVectorType;
00092 #endif
00093 #else
00094 #if defined(XALAN_USE_DEQUE_FOR_VECTOR_BOOL)
00095     typedef std::deque<bool>    BoolVectorType;
00096 #else
00097     typedef std::vector<bool>   BoolVectorType;
00098 #endif
00099 #endif
00100 
00101     typedef XalanQName::NamespaceVectorType     NamespaceVectorType;
00102     typedef XalanQName::NamespacesStackType     NamespacesStackType;
00103 
00104     typedef NamespacesStackType::size_type      size_type;
00105 
00106 
00107     explicit
00108     ResultNamespacesStack();
00109 
00110     ~ResultNamespacesStack();
00111 
00112     void
00113     addDeclaration(
00114             const XalanDOMString&   thePrefix,
00115             const XalanDOMString&   theNamespaceURI)
00116     {
00117         addDeclaration(
00118             thePrefix,
00119             theNamespaceURI.c_str(),
00120             theNamespaceURI.length());
00121     }
00122 
00123     void
00124     addDeclaration(
00125             const XalanDOMString&   thePrefix,
00126             const XalanDOMChar*     theNamespaceURI)
00127     {
00128         addDeclaration(
00129             thePrefix,
00130             theNamespaceURI,
00131             length(theNamespaceURI));
00132     }
00133 
00134     void
00135     addDeclaration(
00136             const XalanDOMString&       thePrefix,
00137             const XalanDOMChar*         theNamespaceURI,
00138             XalanDOMString::size_type   theLength);
00139 
00140     void
00141     pushContext();
00142 
00143     void
00144     popContext();
00145 
00146     const XalanDOMString*
00147     getNamespaceForPrefix(const XalanDOMString&     thePrefix) const;
00148 
00149     const XalanDOMString*
00150     getPrefixForNamespace(const XalanDOMString&     theNamespaceURI) const;
00151 
00156     bool
00157     prefixIsPresentLocal(const XalanDOMString&  thePrefix);
00158 
00159     void
00160     clear();
00161 
00162     size_type
00163     size() const
00164     {
00165         return m_resultNamespaces.size() - 1;
00166     }
00167 
00168     bool
00169     empty() const
00170     {
00171         return NamespacesStackType::const_iterator(m_stackPosition) == m_resultNamespaces.begin() ? true : false;
00172     }
00173 
00174 private:
00175 
00176     // not implemented
00177     ResultNamespacesStack(const ResultNamespacesStack&);
00178 
00179     bool
00180     operator==(const ResultNamespacesStack&) const;
00181 
00182     ResultNamespacesStack&
00183     operator=(const ResultNamespacesStack&);
00184 
00185     enum { eDefaultCreateNewContextStackSize = 25 };
00186 
00190     NamespacesStackType             m_resultNamespaces;
00191 
00192     NamespacesStackType::iterator   m_stackBegin;
00193 
00194     NamespacesStackType::iterator   m_stackPosition;
00195 
00196     BoolVectorType                  m_createNewContextStack;
00197 };
00198 
00199 
00200 
00201 XALAN_CPP_NAMESPACE_END
00202 
00203 
00204 
00205 #endif  // XALAN_RESULTNAMESPACESSTACK_HEADER_GUARD

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Xalan-C++ XSLT Processor Version 1.6
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