00001 /* 00002 * Licensed to the Apache Software Foundation (ASF) under one 00003 * or more contributor license agreements. See the NOTICE file 00004 * distributed with this work for additional information 00005 * regarding copyright ownership. The ASF licenses this file 00006 * to you under the Apache License, Version 2.0 (the "License"); 00007 * you may not use this file except in compliance with the License. 00008 * You may obtain a copy of the License at 00009 * 00010 * http://www.apache.org/licenses/LICENSE-2.0 00011 * 00012 * Unless required by applicable law or agreed to in writing, software 00013 * distributed under the License is distributed on an "AS IS" BASIS, 00014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00015 * See the License for the specific language governing permissions and 00016 * limitations under the License. 00017 */ 00018 00019 #if !defined(XALANSOURCETREEELEMENTNANSALLOCATOR_INCLUDE_GUARD_12455133) 00020 #define XALANSOURCETREEELEMENTNANSALLOCATOR_INCLUDE_GUARD_12455133 00021 00022 00023 00024 #include <xalanc/XalanSourceTree/XalanSourceTreeDefinitions.hpp> 00025 00026 00027 00028 #include <xalanc/PlatformSupport/ArenaAllocator.hpp> 00029 00030 00031 00032 #include <xalanc/XalanSourceTree/XalanSourceTreeElementNANS.hpp> 00033 00034 00035 00036 XALAN_CPP_NAMESPACE_BEGIN 00037 00038 00039 00040 class XALAN_XALANSOURCETREE_EXPORT XalanSourceTreeElementNANSAllocator 00041 { 00042 public: 00043 00044 typedef XalanSourceTreeElementNANS ObjectType; 00045 00046 typedef ObjectType::IndexType IndexType; 00047 00048 #if defined(XALAN_NO_DEFAULT_TEMPLATE_ARGUMENTS) 00049 typedef ArenaBlock<ObjectType> ArenaBlockType; 00050 00051 typedef ArenaAllocator<ObjectType, 00052 ArenaBlockType> ArenaAllocatorType; 00053 #else 00054 typedef ArenaAllocator<ObjectType> ArenaAllocatorType; 00055 #endif 00056 00057 typedef ArenaAllocatorType::size_type size_type; 00058 00059 /** 00060 * Construct an instance that will allocate blocks of the specified size. 00061 * 00062 * @param theBlockSize The block size. 00063 */ 00064 XalanSourceTreeElementNANSAllocator( 00065 MemoryManager& theManager, 00066 size_type theBlockCount); 00067 00068 ~XalanSourceTreeElementNANSAllocator(); 00069 00070 /** 00071 * Create an instance. 00072 * 00073 * @param theTagName The tag name of the element 00074 * @param theLocalName The local name of the attribute 00075 * @param theNamespaceURI The namespace URI of the attribute 00076 * @param thePrefix The namespace prefix of the attribute 00077 * @param theOwnerDocument The document that owns the instance 00078 * @param theAttributes An array of pointers to the attribute instances for the element 00079 * @param theAttributeCount The number of attributes. 00080 * @param theParentNode The parent node, if any. 00081 * @param thePreviousSibling The previous sibling, if any. 00082 * @param theNextSibling The next sibling, if any. 00083 * @param theIndex The document-order index of the node. 00084 * 00085 * @return pointer to the instance 00086 */ 00087 ObjectType* 00088 create( 00089 const XalanDOMString& theTagName, 00090 const XalanDOMString& theLocalName, 00091 const XalanDOMString& theNamespaceURI, 00092 const XalanDOMString& thePrefix, 00093 XalanSourceTreeDocument* theOwnerDocument, 00094 XalanNode* theParentNode = 0, 00095 XalanNode* thePreviousSibling = 0, 00096 XalanNode* theNextSibling = 0, 00097 IndexType theIndex = 0); 00098 00099 /** 00100 * Delete all objects from allocator. 00101 */ 00102 void 00103 reset(); 00104 00105 /** 00106 * Get size of an ArenaBlock, that is, the number 00107 * of objects in each block. 00108 * 00109 * @return The size of the block 00110 */ 00111 size_type 00112 getBlockCount() const 00113 { 00114 return m_allocator.getBlockCount(); 00115 } 00116 00117 /** 00118 * Get the number of ArenaBlocks currently allocated. 00119 * 00120 * @return The number of blocks. 00121 */ 00122 size_type 00123 getBlockSize() const 00124 { 00125 return m_allocator.getBlockSize(); 00126 } 00127 00128 private: 00129 00130 // Not implemented... 00131 XalanSourceTreeElementNANSAllocator(const XalanSourceTreeElementNANSAllocator&); 00132 00133 XalanSourceTreeElementNANSAllocator& 00134 operator=(const XalanSourceTreeElementNANSAllocator&); 00135 00136 // Data members... 00137 ArenaAllocatorType m_allocator; 00138 }; 00139 00140 00141 00142 XALAN_CPP_NAMESPACE_END 00143 00144 00145 00146 #endif // XALANSOURCETREEELEMENTANSALLOCATOR_INCLUDE_GUARD_12455133
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