Xalan-C++ API Documentation

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XalanSourceTreeElementAAllocator.hpp
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1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements. See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership. The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 #if !defined(XALANSOURCETREEELEMENTAALLOCATOR_INCLUDE_GUARD_12455133)
20 #define XALANSOURCETREEELEMENTAALLOCATOR_INCLUDE_GUARD_12455133
21 
22 
23 
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26 
27 
29 
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31 
33 
34 
35 
36 XALAN_CPP_NAMESPACE_BEGIN
37 
38 
39 
41 {
42 public:
43 
45 
47 
48 #if defined(XALAN_NO_DEFAULT_TEMPLATE_ARGUMENTS)
49  typedef ArenaBlock<ObjectType> ArenaBlockType;
50 
51  typedef ArenaAllocator<ObjectType,
52  ArenaBlockType> ArenaAllocatorType;
53 #else
55 #endif
56 
58 
59  /**
60  * Construct an instance that will allocate blocks of the specified size.
61  *
62  * @param theBlockSize The block size.
63  */
65  MemoryManager& theManager,
66  size_type theBlockCount);
67 
69 
70  /**
71  * Create an instance.
72  *
73  * @param theTagName The tag name of the element
74  * @param theOwnerDocument The document that owns the instance
75  * @param theAttributes An array of pointers to the attribute instances for the element
76  * @param theAttributeCount The number of attributes.
77  * @param theParentNode The parent node, if any.
78  * @param thePreviousSibling The previous sibling, if any.
79  * @param theNextSibling The next sibling, if any.
80  * @param theIndex The document-order index of the node.
81  *
82  * @return pointer to the instance
83  */
84  ObjectType*
85  create(
86  const XalanDOMString& theTagName,
87  XalanSourceTreeDocument* theOwnerDocument,
88  XalanSourceTreeAttr** theAttributes,
89  XalanSize_t theAttributeCount,
90  XalanNode* theParentNode = 0,
91  XalanNode* thePreviousSibling = 0,
92  XalanNode* theNextSibling = 0,
93  IndexType theIndex = 0);
94 
95  /**
96  * Delete all objects from allocator.
97  */
98  void
99  reset();
100 
101  /**
102  * Get size of an ArenaBlock, that is, the number
103  * of objects in each block.
104  *
105  * @return The size of the block
106  */
107  size_type
109  {
110  return m_allocator.getBlockCount();
111  }
112 
113  /**
114  * Get the number of ArenaBlocks currently allocated.
115  *
116  * @return The number of blocks.
117  */
118  size_type
119  getBlockSize() const
120  {
121  return m_allocator.getBlockSize();
122  }
123 
124 private:
125 
126  // Not implemented...
128 
130  operator=(const XalanSourceTreeElementAAllocator&);
131 
132  // Data members...
133  ArenaAllocatorType m_allocator;
134 };
135 
136 
137 
138 XALAN_CPP_NAMESPACE_END
139 
140 
141 
142 #endif // XALANSOURCETREEELEMENTAALLOCATOR_INCLUDE_GUARD_12455133
size_type getBlockCount() const
Get size of an ArenaBlock, that is, the number of objects in each block.
size_type getBlockSize() const
Get the number of ArenaBlocks currently allocated.
#define XALAN_XALANSOURCETREE_EXPORT
unsigned long IndexType
Definition: XalanNode.hpp:64
ArenaBlock< ObjectType > ::size_type size_type

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