Xalan-C++ API Reference 1.12.0
XalanDiagnosticMemoryManager.hpp
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1/*
2 * Licensed to the Apache Software Foundation (ASF) under one
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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
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17 */
18#if !defined(XALAN_DIAGNOSTICMEMORYMANAGER_HEADER_GUARD_1357924680)
19#define XALAN_DIAGNOSTICMEMORYMANAGER_HEADER_GUARD_1357924680
20
21
22
24
25
26
27#include <cstddef>
28
29
30
31#include <iosfwd>
32#include <ios>
33
34
35
38
39
40
41namespace XALAN_CPP_NAMESPACE {
42
43
44
46{
47public:
48
49 typedef std::ostream StreamType;
50
52 {
53 public:
54
56 {
57 }
58
60 {
61 }
62 };
63
65 MemoryManager& theMemoryManager,
66 bool fAssertErrors = false,
67 StreamType* theStream = 0);
68
69 virtual
71
72 virtual void*
74
75 virtual void
76 deallocate(void* pointer);
77
78 virtual MemoryManager*
80
81 bool
83 {
84 return m_assertErrors;
85 }
86
87 void
88 setAssertErrors(bool fFlag)
89 {
90 m_assertErrors = fFlag;
91 }
92
93 // Get the high-water mark (the highest amount
94 // that was allocated at any particular point).
97 {
98 return m_highWaterMark;
99 }
100
101 // Get the number of bytes currently allocated.
104 {
105 return m_currentAllocated;
106 }
107
108 // Get the current number of outstanding allocations.
111 {
112 return m_allocations.size();
113 }
114
115 struct Data
116 {
118 m_size(0),
119 m_sequence(0)
120 {
121 }
122
124 size_type theSize,
125 size_type theSequence) :
126 m_size(theSize),
127 m_sequence(theSequence)
128 {
129 }
130
132
134 };
135
137
139
142 {
143 return m_allocations.begin();
144 }
145
146 void
148 {
149 m_locked = true;
150 }
151
152 void
154 {
155 m_locked = false;
156 }
157
158 enum
159 {
160 defaultBytesToDump = 20u
161 };
162
163 void
165 StreamType* theStream = 0,
166 size_type theBytesToDump = defaultBytesToDump);
167
168private:
169
171
173 operator=(const XalanDiagnosticMemoryManager&);
174
175 MemoryManager& m_memoryManager;
176
177 bool m_assertErrors;
178
179 bool m_locked;
180
181 size_type m_sequence;
182
183 size_type m_highWaterMark;
184
185 size_type m_currentAllocated;
186
187 MapType m_allocations;
188
189 StreamType* m_stream;
190};
191
192
193
194}
195
196
197
198#endif // XALAN_DIAGNOSTICMEMORYMANAGER_HEADER_GUARD_1357924680
#define XALAN_HARNESS_EXPORT
#define XALAN_CPP_NAMESPACE
Xalan-C++ namespace, including major and minor version.
void dumpStatistics(StreamType *theStream=0, size_type theBytesToDump=defaultBytesToDump)
XalanDiagnosticMemoryManager(MemoryManager &theMemoryManager, bool fAssertErrors=false, StreamType *theStream=0)
virtual void * allocate(size_type size)
virtual MemoryManager * getExceptionMemoryManager()
virtual void deallocate(void *pointer)
Xalan implementation of a hashtable.
Definition XalanMap.hpp:187
size_t size_type
Definition XalanMap.hpp:46
Data(size_type theSize, size_type theSequence)