00001 /* 00002 * Copyright 1999-2004 The Apache Software Foundation. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #if !defined(XPATHALLOCATOR_INCLUDE_GUARD_135792455) 00018 #define XPATHALLOCATOR_INCLUDE_GUARD_135792455 00019 00020 00021 00022 // Base include file. Must be first. 00023 #include <xalanc/XPath/XPathDefinitions.hpp> 00024 00025 00026 00027 #include <xalanc/PlatformSupport/ArenaAllocator.hpp> 00028 00029 00030 00031 #include <xalanc/XPath/XPath.hpp> 00032 00033 00034 00035 XALAN_CPP_NAMESPACE_BEGIN 00036 00037 00038 00039 class XALAN_XPATH_EXPORT XPathAllocator 00040 { 00041 public: 00042 00043 typedef XPath object_type; 00044 00045 #if defined(XALAN_NO_DEFAULT_TEMPLATE_ARGUMENTS) 00046 typedef ArenaBlock<object_type> ArenaBlockType; 00047 00048 typedef ArenaAllocator<object_type, 00049 ArenaBlockType> ArenaAllocatorType; 00050 #else 00051 typedef ArenaAllocator<object_type> ArenaAllocatorType; 00052 #endif 00053 00054 typedef ArenaAllocatorType::size_type size_type; 00055 00061 XPathAllocator(MemoryManagerType& theManager, size_type theBlockCount); 00062 00063 ~XPathAllocator(); 00064 00070 object_type* 00071 create(); 00072 00076 bool 00077 ownsObject(const object_type* theObject) 00078 { 00079 return m_allocator.ownsObject(theObject); 00080 } 00081 00085 void 00086 reset(); 00087 00093 size_type 00094 getBlockCount() const 00095 { 00096 return m_allocator.getBlockCount(); 00097 } 00098 00104 size_type 00105 getBlockSize() const 00106 { 00107 return m_allocator.getBlockSize(); 00108 } 00109 00110 private: 00111 00112 // Not implemented... 00113 XPathAllocator(const XPathAllocator&); 00114 00115 XPathAllocator& 00116 operator=(const XPathAllocator&); 00117 00118 // Data members... 00119 ArenaAllocatorType m_allocator; 00120 }; 00121 00122 00123 00124 XALAN_CPP_NAMESPACE_END 00125 00126 00127 00128 #endif // XNUMBERALLOCATOR_INCLUDE_GUARD_135792455
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