Xerces-C++ 3.2.0

BinFileInputStream.hpp
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1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 /*
19 * $Id: BinFileInputStream.hpp 670359 2008-06-22 13:43:45Z borisk $
20 */
21
22 #if !defined(XERCESC_INCLUDE_GUARD_BINFILEINPUTSTREAM_HPP)
23 #define XERCESC_INCLUDE_GUARD_BINFILEINPUTSTREAM_HPP
24
25 #include <xercesc/util/BinInputStream.hpp>
26 #include <xercesc/util/PlatformUtils.hpp>
27
28 XERCES_CPP_NAMESPACE_BEGIN
29
30 class XMLUTIL_EXPORT BinFileInputStream : public BinInputStream
31 {
32 public :
33 // -----------------------------------------------------------------------
34 // Constructors and Destructor
35 // -----------------------------------------------------------------------
36 BinFileInputStream
37 (
38 const XMLCh* const fileName
39 , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
40 );
41
42 BinFileInputStream
43 (
44 const char* const fileName
45 , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
46 );
47
48 BinFileInputStream
49 (
50 const FileHandle toUse
51 , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
52 );
53
54 virtual ~BinFileInputStream();
55
56
57 // -----------------------------------------------------------------------
58 // Getter methods
59 // -----------------------------------------------------------------------
60 bool getIsOpen() const;
61 XMLFilePos getSize() const;
62 void reset();
63
64
65 // -----------------------------------------------------------------------
66 // Implementation of the input stream interface
67 // -----------------------------------------------------------------------
68 virtual XMLFilePos curPos() const;
69
70 virtual XMLSize_t readBytes
71 (
72 XMLByte* const toFill
73 , const XMLSize_t maxToRead
74 );
75
76 virtual const XMLCh* getContentType() const;
77
78 private :
79 // -----------------------------------------------------------------------
80 // Unimplemented constructors and operators
81 // -----------------------------------------------------------------------
82 BinFileInputStream(const BinFileInputStream&);
83 BinFileInputStream& operator=(const BinFileInputStream&);
84
85 // -----------------------------------------------------------------------
86 // Private data members
87 //
88 // fSource
89 // The source file that we represent. The FileHandle type is defined
90 // per platform.
91 // -----------------------------------------------------------------------
92 FileHandle fSource;
93 MemoryManager* const fMemoryManager;
94 };
95
96
97 // ---------------------------------------------------------------------------
98 // BinFileInputStream: Getter methods
99 // ---------------------------------------------------------------------------
100 inline bool BinFileInputStream::getIsOpen() const
101 {
102 return (fSource != (FileHandle) XERCES_Invalid_File_Handle);
103 }
104
105 XERCES_CPP_NAMESPACE_END
106
107 #endif
BinInputStream::getContentType
virtual const XMLCh * getContentType() const =0
Return the "out-of-band" content type for the data supplied by this input stream in the form of the m...
BinInputStream::curPos
virtual XMLFilePos curPos() const =0
XMLPlatformUtils::fgMemoryManager
static MemoryManager * fgMemoryManager
The configurable memory manager.
Definition: PlatformUtils.hpp:121
XMLFilePos
XMLUInt64 XMLFilePos
Definition: Xerces_autoconf_config.hpp:137
PlatformUtils.hpp
MemoryManager
Configurable memory manager.
Definition: MemoryManager.hpp:39
XMLCh
uint16_t XMLCh
Definition: Xerces_autoconf_config.hpp:118
BinFileInputStream::getIsOpen
bool getIsOpen() const
Definition: BinFileInputStream.hpp:100
XERCES_CPP_NAMESPACE_BEGIN
#define XERCES_CPP_NAMESPACE_BEGIN
Definition: XercesDefs.hpp:112
FileHandle
XERCES_CPP_NAMESPACE_BEGIN typedef void * FileHandle
Definition: XMLFileMgr.hpp:30
XMLByte
unsigned char XMLByte
Definition: XercesDefs.hpp:65
XERCES_Invalid_File_Handle
#define XERCES_Invalid_File_Handle
Definition: XMLFileMgr.hpp:31
BinInputStream.hpp
XMLSize_t
size_t XMLSize_t
Definition: Xerces_autoconf_config.hpp:110
XMLUTIL_EXPORT
#define XMLUTIL_EXPORT
Definition: XercesDefs.hpp:162
XERCES_CPP_NAMESPACE_END
#define XERCES_CPP_NAMESPACE_END
Definition: XercesDefs.hpp:113
BinFileInputStream
Definition: BinFileInputStream.hpp:30
BinInputStream
Definition: BinInputStream.hpp:29
BinInputStream::readBytes
virtual XMLSize_t readBytes(XMLByte *const toFill, const XMLSize_t maxToRead)=0