00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * 00005 * Copyright (c) 1999-2004 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 00058 #if !defined(XNODESETALLOCATOR_INCLUDE_GUARD_12455133) 00059 #define XNODESETALLOCATOR_INCLUDE_GUARD_12455133 00060 00061 00062 00063 // Base include file. Must be first. 00064 #include <xalanc/XPath/XPathDefinitions.hpp> 00065 00066 00067 00068 #include <xalanc/XPath/XNodeSet.hpp> 00069 00070 00071 00072 #include <xalanc/PlatformSupport/ReusableArenaAllocator.hpp> 00073 00074 00075 00076 XALAN_CPP_NAMESPACE_BEGIN 00077 00078 00079 00080 class XALAN_XPATH_EXPORT XNodeSetAllocator 00081 { 00082 public: 00083 00084 typedef XPathExecutionContext::BorrowReturnMutableNodeRefList BorrowReturnMutableNodeRefList; 00085 00086 typedef XNodeSet nodeset_type; 00087 00088 typedef ReusableArenaAllocator<nodeset_type> ArenaAllocatorType; 00089 typedef ArenaAllocatorType::size_type size_type; 00090 00096 XNodeSetAllocator(size_type theBlockCount); 00097 00098 ~XNodeSetAllocator(); 00099 00107 nodeset_type* 00108 createNodeSet(BorrowReturnMutableNodeRefList& value); 00109 00117 nodeset_type* 00118 clone(const XNodeSet& value); 00119 00123 bool 00124 destroy(nodeset_type* theNodeSet); 00125 00129 bool 00130 ownsObject(const nodeset_type* theObject) 00131 { 00132 return m_allocator.ownsObject(theObject); 00133 } 00134 00138 void 00139 reset(); 00140 00147 size_type 00148 getBlockCount() const 00149 { 00150 return m_allocator.getBlockCount(); 00151 } 00152 00158 size_type 00159 getBlockSize() const 00160 { 00161 return m_allocator.getBlockSize(); 00162 } 00163 00164 00165 private: 00166 00167 // Not implemented... 00168 XNodeSetAllocator(const XNodeSetAllocator&); 00169 00170 XNodeSetAllocator& 00171 operator=(const XNodeSetAllocator&); 00172 00173 // Data members... 00174 ArenaAllocatorType m_allocator; 00175 }; 00176 00177 00178 00179 XALAN_CPP_NAMESPACE_END 00180 00181 00182 00183 #endif // XNODESETALLOCATOR_INCLUDE_GUARD_12455133
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