Xerces-C++ 3.2.3
MemBufInputSource.hpp
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17
18/*
19 * $Id$
20 */
21
22
23#if !defined(XERCESC_INCLUDE_GUARD_MEMBUFINPUTSOURCE_HPP)
24#define XERCESC_INCLUDE_GUARD_MEMBUFINPUTSOURCE_HPP
25
27
29
30class BinInputStream;
31
32
62{
63public :
64 // -----------------------------------------------------------------------
65 // Constructors and Destructor
66 // -----------------------------------------------------------------------
67
70
94 (
95 const XMLByte* const srcDocBytes
96 , const XMLSize_t byteCount
97 , const XMLCh* const bufId
98 , const bool adoptBuffer = false
100 );
101
107 (
108 const XMLByte* const srcDocBytes
109 , const XMLSize_t byteCount
110 , const char* const bufId
111 , const bool adoptBuffer = false
113 );
115
124
125
126 // -----------------------------------------------------------------------
127 // Virtual input source interface
128 // -----------------------------------------------------------------------
129
132
144
146
147
148 // -----------------------------------------------------------------------
149 // Setter methods
150 // -----------------------------------------------------------------------
151
155
171 void setCopyBufToStream(const bool newState);
172
182 void resetMemBufInputSource(const XMLByte* const srcDocBytes
183 , const XMLSize_t byteCount);
185
186
187private :
188 // -----------------------------------------------------------------------
189 // Unimplemented constructors and operators
190 // -----------------------------------------------------------------------
192 MemBufInputSource& operator=(const MemBufInputSource&);
193
194 // -----------------------------------------------------------------------
195 // Private data members
196 //
197 // fAdopted
198 // Indicates whether the buffer is adopted or not. If so, then it
199 // is destroyed when the input source is destroyed.
200 //
201 // fByteCount
202 // The size of the source document.
203 //
204 // fCopyBufToStream
205 // This defaults to true (the safe option), which causes it to
206 // give a copy of the buffer to any streams it creates. If you set
207 // it to false, it will allow the streams to just reference the
208 // buffer (in which case this input source must stay alive as long
209 // as the buffer is in use by the stream.)
210 //
211 // fSrcBytes
212 // The source memory buffer that is being spooled from. Whether it
213 // belongs to the this input source or not is controlled by the
214 // fAdopted flag.
215 // -----------------------------------------------------------------------
216 bool fAdopted;
217 XMLSize_t fByteCount;
218 bool fCopyBufToStream;
219 const XMLByte* fSrcBytes;
220};
221
222
223inline void MemBufInputSource::setCopyBufToStream(const bool newState)
224{
225 fCopyBufToStream = newState;
226}
227
229
230#endif
#define XMLPARSER_EXPORT
Definition XercesDefs.hpp:163
#define XERCES_CPP_NAMESPACE_BEGIN
Definition XercesDefs.hpp:112
unsigned char XMLByte
Definition XercesDefs.hpp:65
#define XERCES_CPP_NAMESPACE_END
Definition XercesDefs.hpp:113
size_t XMLSize_t
Definition Xerces_autoconf_config.hpp:112
char16_t XMLCh
Definition Xerces_autoconf_config.hpp:120
Definition BinInputStream.hpp:30
A single input source for an XML entity.
Definition InputSource.hpp:63
This class is a derivative of the standard InputSource class.
Definition MemBufInputSource.hpp:62
void setCopyBufToStream(const bool newState)
By default, for safety's sake, each newly created stream from this input source will make its own cop...
Definition MemBufInputSource.hpp:223
MemBufInputSource(const XMLByte *const srcDocBytes, const XMLSize_t byteCount, const XMLCh *const bufId, const bool adoptBuffer=false, MemoryManager *const manager=XMLPlatformUtils::fgMemoryManager)
A memory buffer input source is constructed from a buffer of byte data, and the count of bytes in tha...
void resetMemBufInputSource(const XMLByte *const srcDocBytes, const XMLSize_t byteCount)
This methods allows the MemBufInputSource to be used for more than one input source,...
BinInputStream * makeStream() const
This method will return a binary input stream derivative that will parse from the memory buffer.
MemBufInputSource(const XMLByte *const srcDocBytes, const XMLSize_t byteCount, const char *const bufId, const bool adoptBuffer=false, MemoryManager *const manager=XMLPlatformUtils::fgMemoryManager)
This constructor is identical to the previous one, except that it takes the fake system id in local c...
~MemBufInputSource()
If the buffer was adopted, the copy made during construction is deleted at this point.
Configurable memory manager.
Definition MemoryManager.hpp:40
static MemoryManager * fgMemoryManager
The configurable memory manager.
Definition PlatformUtils.hpp:121