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XObjectFactoryDefault.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.
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00036  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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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(XOBJECTFACTORYDEFAULT_HEADER_GUARD_1357924680)
00058 #define XOBJECTFACTORYDEFAULT_HEADER_GUARD_1357924680
00059 
00060 
00061 
00062 // Base include file.  Must be first.
00063 #include <XPath/XPathDefinitions.hpp>
00064 
00065 
00066 
00067 #include <set>
00068 #include <vector>
00069 
00070 
00071 
00072 // Base class header file...
00073 #include <XPath/XObjectFactory.hpp>
00074 
00075 
00076 
00077 #include <XPath/XNodeSetAllocator.hpp>
00078 #include <XPath/XNumberAllocator.hpp>
00079 #include <XPath/XResultTreeFragAllocator.hpp>
00080 #include <XPath/XStringAllocator.hpp>
00081 #include <XPath/XStringAdapterAllocator.hpp>
00082 #include <XPath/XStringCachedAllocator.hpp>
00083 #include <XPath/XStringReferenceAllocator.hpp>
00084 #include <XPath/XTokenNumberAdapterAllocator.hpp>
00085 #include <XPath/XTokenStringAdapterAllocator.hpp>
00086 
00087 
00088 
00089 #if defined(XALAN_AUTO_PTR_REQUIRES_DEFINITION)
00090 #include <XPath/XNull.hpp>
00091 #endif
00092 
00093 
00094 
00095 #include <Include/XalanAutoPtr.hpp>
00096 
00097 
00098 
00099 class XNull;
00100 class XNumber;
00101 
00102 
00103 
00107 class XALAN_XPATH_EXPORT XObjectFactoryDefault : public XObjectFactory
00108 {
00109 public:
00110 
00111     // Default block size for strings.
00112     enum
00113     {
00114         eDefaultXStringBlockSize = 10,
00115         eDefaultXNumberBlockSize = 10,
00116         eDefaultXNodeSetBlockSize = 10,
00117         eDefaultXResultTreeFragBlockSize = 10,
00118         eXNumberCacheMax = 40,
00119         eXNodeSetCacheMax = 40
00120     };
00121     
00129     explicit
00130     XObjectFactoryDefault(
00131             unsigned int        theXStringBlockSize = eDefaultXStringBlockSize,
00132             unsigned int        theXNumberBlockSize = eDefaultXNumberBlockSize,
00133             unsigned int        theXNodeSetBlockSize = eDefaultXNodeSetBlockSize,
00134             unsigned int        theXResultTreeFragBlockSize = eDefaultXResultTreeFragBlockSize); 
00135 
00136     virtual
00137     ~XObjectFactoryDefault();
00138 
00139     // These methods are inherited from XObjectFactory ...
00140 
00141     virtual void
00142     reset();
00143 
00144     virtual const XObjectPtr
00145     createBoolean(bool  theValue);
00146 
00147     virtual const XObjectPtr
00148     createNodeSet(BorrowReturnMutableNodeRefList&   theValue);
00149 
00150     virtual const XObjectPtr
00151     createNull();
00152 
00153     virtual const XObjectPtr
00154     createNumber(double     theValue);
00155 
00156     virtual const XObjectPtr
00157     createNumber(const XToken&  theValue);
00158 
00159     virtual const XObjectPtr
00160     createString(const XalanDOMString&  theValue);
00161 
00162     virtual const XObjectPtr
00163     createString(const XalanDOMChar*    theValue);
00164 
00165     virtual const XObjectPtr
00166     createString(
00167             const XalanDOMChar*     theValue,
00168             unsigned int            theLength);
00169 
00170     virtual const XObjectPtr
00171     createString(const XToken&  theValue);
00172 
00173     virtual const XObjectPtr
00174     createStringReference(const XalanDOMString&     theValue);
00175 
00176     virtual const XObjectPtr
00177     createStringAdapter(const XObjectPtr&   theValue);
00178 
00179     virtual const XObjectPtr
00180     createString(GetAndReleaseCachedString&     theValue);
00181 
00182     virtual const XObjectPtr
00183     createUnknown(
00184             const XalanDOMString&   theValue);
00185 
00186     virtual const XObjectPtr
00187     createResultTreeFrag(BorrowReturnResultTreeFrag&    theValue);
00188 
00189     virtual const XObjectPtr
00190     createSpan(BorrowReturnMutableNodeRefList&  theValue);
00191 
00192 #if defined(XALAN_NO_NAMESPACES)
00193     typedef set<XObject*, less<XObject*> >  CollectionType;
00194     typedef vector<XNumber*>                XNumberCacheType;
00195     typedef vector<XNodeSet*>               XNodeSetCacheType;
00196 #else
00197     typedef std::set<XObject*>          CollectionType;
00198     typedef std::vector<XNumber*>       XNumberCacheType;
00199     typedef std::vector<XNodeSet*>      XNodeSetCacheType;
00200 #endif
00201 
00202 protected:
00203 
00204     virtual bool
00205     doReturnObject(
00206             XObject*    theXObject,
00207             bool        fInReset = false);
00208 
00209 private:
00210 
00211     // Not implemented...
00212     XObjectFactoryDefault(const XObjectFactoryDefault&);
00213 
00214     XObjectFactoryDefault&
00215     operator=(const XObjectFactoryDefault&);
00216 
00217     bool
00218     operator==(const XObjectFactoryDefault&) const;
00219 
00220 
00221     // Data members...
00222 
00223     // This one's first, since it may be be holding references
00224     // to objects in other allocators.
00225     XStringAdapterAllocator         m_xstringAdapterAllocator;
00226 
00227     XStringAllocator                m_xstringAllocator;
00228 
00229     XStringCachedAllocator          m_xstringCachedAllocator;
00230 
00231     XStringReferenceAllocator       m_xstringReferenceAllocator;
00232 
00233     XNumberAllocator                m_xnumberAllocator;
00234 
00235     XNodeSetAllocator               m_xnodesetAllocator;
00236 
00237     XResultTreeFragAllocator        m_xresultTreeFragAllocator;
00238 
00239     XTokenNumberAdapterAllocator    m_xtokenNumberAdapterAllocator;
00240 
00241     XTokenStringAdapterAllocator    m_xtokenStringAdapterAllocator;
00242 
00243     CollectionType                  m_xobjects;
00244 
00245     XNumberCacheType                m_xnumberCache;
00246 
00247     XNodeSetCacheType               m_xnodesetCache;
00248 
00249     const XalanAutoPtr<XNull>       m_XNull;
00250 };
00251 
00252 
00253 
00254 #endif  // XOBJECTFACTORYDEFAULT_HEADER_GUARD_1357924680

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