Xalan-C++ API Reference  1.12.0
XStringCachedAllocator.hpp
Go to the documentation of this file.
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(XSTRINGCACHEDALLOCATOR_INCLUDE_GUARD_1357924680)
20 #define XSTRINGCACHEDALLOCATOR_INCLUDE_GUARD_1357924680
21 
22 
23 
24 // Base include file. Must be first.
26 
27 
28 
30 
31 
32 
34 
35 
36 
37 namespace XALAN_CPP_NAMESPACE {
38 
39 
40 
42 {
43 public:
44 
46 
48 
51 
52  /**
53  * Construct an instance that will allocate blocks of the specified size.
54  *
55  * @param theBlockSize The block size.
56  */
58  MemoryManager& theManager,
59  size_type theBlockCount);
60 
62 
63  /**
64  * Create an XString object from a cached string.
65  *
66  * @param theXObject The source cached string
67  *
68  * @return a pointer to the new XStringCached instance.
69  */
71  createString(GetCachedString& theValue);
72 
73 
74  /**
75  * Delete an XStringCached object from allocator.
76  */
77  bool
78  destroy(string_type* theString);
79 
80  /**
81  * Determine if an object is owned by the allocator...
82  */
83  bool
84  ownsObject(const string_type* theObject)
85  {
86  return m_allocator.ownsObject(theObject);
87  }
88 
89  /**
90  * Delete all XStringCached objects from allocator.
91  */
92  void
93  reset();
94 
95  /**
96  * Get size of an ArenaBlock, that is, the number
97  * of objects in each block.
98  *
99  * @return The size of the block
100  */
101  size_type
103  {
104  return m_allocator.getBlockCount();
105  }
106 
107  /**
108  * Get the number of ArenaBlocks currently allocated.
109  *
110  * @return The number of blocks.
111  */
112  size_type
113  getBlockSize() const
114  {
115  return m_allocator.getBlockSize();
116  }
117 
118 private:
119 
120  // Not implemented...
122 
124  operator=(const XStringCachedAllocator&);
125 
126  // Data members...
127  ArenaAllocatorType m_allocator;
128 };
129 
130 
131 
132 }
133 
134 
135 
136 #endif // XSTRINGCACHEDALLOCATOR_INCLUDE_GUARD_1357924680
ReusableArenaAllocator.hpp
xalanc::XStringCachedAllocator::ArenaAllocatorType
ReusableArenaAllocator< string_type > ArenaAllocatorType
Definition: XStringCachedAllocator.hpp:49
xalanc::XStringCachedAllocator
Definition: XStringCachedAllocator.hpp:41
XALAN_CPP_NAMESPACE
#define XALAN_CPP_NAMESPACE
Xalan-C++ namespace, including major and minor version.
Definition: XalanVersion.hpp:76
xalanc::XStringCachedAllocator::GetCachedString
string_type::GetCachedString GetCachedString
Definition: XStringCachedAllocator.hpp:47
xalanc::ReusableArenaAllocator< string_type >::size_type
ReusableArenaBlockType::size_type size_type
Definition: ReusableArenaAllocator.hpp:45
xalanc::ReusableArenaAllocator< string_type >
xalanc::XStringCachedAllocator::getBlockSize
size_type getBlockSize() const
Get the number of ArenaBlocks currently allocated.
Definition: XStringCachedAllocator.hpp:113
xalanc::size_type
size_t size_type
Definition: XalanMap.hpp:46
XALAN_XPATH_EXPORT
#define XALAN_XPATH_EXPORT
Definition: XPathDefinitions.hpp:35
xalanc::XStringCachedAllocator::getBlockCount
size_type getBlockCount() const
Get size of an ArenaBlock, that is, the number of objects in each block.
Definition: XStringCachedAllocator.hpp:102
xalanc::XStringCachedAllocator::string_type
XStringCached string_type
Definition: XStringCachedAllocator.hpp:45
xalanc::XStringCached
Definition: XStringCached.hpp:41
xalanc::XPathExecutionContext::GetCachedString
Definition: XPathExecutionContext.hpp:448
xalanc::XStringCachedAllocator::ownsObject
bool ownsObject(const string_type *theObject)
Determine if an object is owned by the allocator...
Definition: XStringCachedAllocator.hpp:84
xalanc::XStringCachedAllocator::size_type
ArenaAllocatorType::size_type size_type
Definition: XStringCachedAllocator.hpp:50
XStringCached.hpp
XPathDefinitions.hpp