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XObjectFactoryDefault.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 1999-2002 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
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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(XOBJECTFACTORYDEFAULT_HEADER_GUARD_1357924680)
00058 #define XOBJECTFACTORYDEFAULT_HEADER_GUARD_1357924680
00059 
00060 
00061 
00062 // Base include file.  Must be first.
00063 #include <xalanc/XPath/XPathDefinitions.hpp>
00064 
00065 
00066 
00067 #include <set>
00068 #include <vector>
00069 
00070 
00071 
00072 // Base class header file...
00073 #include <xalanc/XPath/XObjectFactory.hpp>
00074 
00075 
00076 
00077 #include <xalanc/XPath/XNodeSetAllocator.hpp>
00078 #include <xalanc/XPath/XNodeSetNodeProxyAllocator.hpp>
00079 #include <xalanc/XPath/XNumberAllocator.hpp>
00080 #include <xalanc/XPath/XStringAllocator.hpp>
00081 #include <xalanc/XPath/XStringAdapterAllocator.hpp>
00082 #include <xalanc/XPath/XStringCachedAllocator.hpp>
00083 #include <xalanc/XPath/XStringReferenceAllocator.hpp>
00084 #include <xalanc/XPath/XTokenNumberAdapterAllocator.hpp>
00085 #include <xalanc/XPath/XTokenStringAdapterAllocator.hpp>
00086 
00087 
00088 
00089 #if defined(XALAN_AUTO_PTR_REQUIRES_DEFINITION)
00090 #include <xalanc/XPath/XNull.hpp>
00091 #include <xalanc/XPath/XBoolean.hpp>
00092 #endif
00093 
00094 
00095 
00096 #include <xalanc/Include/XalanAutoPtr.hpp>
00097 
00098 
00099 
00100 XALAN_CPP_NAMESPACE_BEGIN
00101 
00102 
00103 
00104 class XBoolean;
00105 class XNull;
00106 class XNumber;
00107 
00108 
00109 
00113 class XALAN_XPATH_EXPORT XObjectFactoryDefault : public XObjectFactory
00114 {
00115 public:
00116 
00117     // Default block size for strings.
00118     enum
00119     {
00120         eDefaultXStringBlockSize = 10,
00121         eDefaultXNumberBlockSize = 10,
00122         eDefaultXNodeSetBlockSize = 10,
00123         eDefaultXNodeSetNodeProxyBlockSize = 5,
00124         eXNumberCacheMax = 40,
00125         eXNodeSetCacheMax = 40,
00126         eXStringCacheMax = 40,
00127         eXResultTreeFragCacheMax = 40
00128     };
00129 
00130     typedef unsigned long   size_type;
00131 
00139     explicit
00140     XObjectFactoryDefault(
00141             size_type   theXStringBlockSize = eDefaultXStringBlockSize,
00142             size_type   theXNumberBlockSize = eDefaultXNumberBlockSize,
00143             size_type   theXNodeSetBlockSize = eDefaultXNodeSetBlockSize,
00144             size_type   theXNodeSetNodeProxyBlockSize = eDefaultXNodeSetNodeProxyBlockSize); 
00145 
00146     virtual
00147     ~XObjectFactoryDefault();
00148 
00149     // These methods are inherited from XObjectFactory ...
00150 
00151     virtual void
00152     reset();
00153 
00154     virtual const XObjectPtr
00155     createBoolean(bool  theValue);
00156 
00157     virtual const XObjectPtr
00158     createNodeSet(BorrowReturnMutableNodeRefList&   theValue);
00159 
00160     virtual const XObjectPtr
00161     createNodeSet(XalanNode*    theValue);
00162 
00163     virtual const XObjectPtr
00164     createNull();
00165 
00166     virtual const XObjectPtr
00167     createNumber(double     theValue);
00168 
00169     virtual const XObjectPtr
00170     createNumber(const XToken&  theValue);
00171 
00172     virtual const XObjectPtr
00173     createString(const XalanDOMString&  theValue);
00174 
00175     virtual const XObjectPtr
00176     createString(const XalanDOMChar*    theValue);
00177 
00178     virtual const XObjectPtr
00179     createString(
00180             const XalanDOMChar*     theValue,
00181             unsigned int            theLength);
00182 
00183     virtual const XObjectPtr
00184     createString(const XToken&  theValue);
00185 
00186     virtual const XObjectPtr
00187     createStringReference(const XalanDOMString&     theValue);
00188 
00189     virtual const XObjectPtr
00190     createStringAdapter(const XObjectPtr&   theValue);
00191 
00192     virtual const XObjectPtr
00193     createString(GetAndReleaseCachedString&     theValue);
00194 
00195     virtual const XObjectPtr
00196     createUnknown(
00197             const XalanDOMString&   theValue);
00198 
00199 #if defined(XALAN_NO_STD_NAMESPACE)
00200     typedef vector<XObject*>        XObjectCollectionType;
00201     typedef vector<XNumber*>        XNumberCacheType;
00202     typedef vector<XNodeSet*>       XNodeSetCacheType;
00203     typedef vector<XString*>        XStringCacheType;
00204 #else
00205     typedef std::vector<XObject*>   XObjectCollectionType;
00206     typedef std::vector<XNumber*>   XNumberCacheType;
00207     typedef std::vector<XNodeSet*>  XNodeSetCacheType;
00208     typedef std::vector<XString*>   XStringCacheType;
00209 #endif
00210 
00211 protected:
00212 
00213     virtual bool
00214     doReturnObject(
00215             XObject*    theXObject,
00216             bool        fInReset = false);
00217 
00218 private:
00219 
00220     // Not implemented...
00221     XObjectFactoryDefault(const XObjectFactoryDefault&);
00222 
00223     XObjectFactoryDefault&
00224     operator=(const XObjectFactoryDefault&);
00225 
00226     bool
00227     operator==(const XObjectFactoryDefault&) const;
00228 
00229 
00230     // Data members...
00231 
00232     // This one's first, since it may be be holding references
00233     // to objects in other allocators.
00234     XStringAdapterAllocator         m_xstringAdapterAllocator;
00235 
00236     XStringAllocator                m_xstringAllocator;
00237 
00238     XStringCachedAllocator          m_xstringCachedAllocator;
00239 
00240     XStringReferenceAllocator       m_xstringReferenceAllocator;
00241 
00242     XNumberAllocator                m_xnumberAllocator;
00243 
00244     XNodeSetAllocator               m_xnodesetAllocator;
00245 
00246     XNodeSetNodeProxyAllocator      m_xnodesetNodeProxyAllocator;
00247 
00248     XTokenNumberAdapterAllocator    m_xtokenNumberAdapterAllocator;
00249 
00250     XTokenStringAdapterAllocator    m_xtokenStringAdapterAllocator;
00251 
00252     XObjectCollectionType           m_xobjects;
00253 
00254     XNumberCacheType                m_xnumberCache;
00255 
00256     XNodeSetCacheType               m_xnodesetCache;
00257 
00258     XStringCacheType                m_xstringCache;
00259 
00260     const XalanAutoPtr<XNull>       m_XNull;
00261 
00262     const XalanAutoPtr<XBoolean>    m_xbooleanFalse;
00263 
00264     const XalanAutoPtr<XBoolean>    m_xbooleanTrue;
00265 };
00266 
00267 
00268 
00269 XALAN_CPP_NAMESPACE_END
00270 
00271 
00272 
00273 #endif  // XOBJECTFACTORYDEFAULT_HEADER_GUARD_1357924680

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