Xerces-C++ 3.3.0

XMLFileMgr.hpp
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1/*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
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10 *
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14 * See the License for the specific language governing permissions and
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16 */
17
18/*
19 * $Id$
20 */
21
22#if !defined(XERCESC_INCLUDE_GUARD_XMLFILEMGR_HPP)
23#define XERCESC_INCLUDE_GUARD_XMLFILEMGR_HPP
24
25#include <xercesc/util/XercesDefs.hpp>
26#include <xercesc/util/XMemory.hpp>
27
28 XERCES_CPP_NAMESPACE_BEGIN
29
30 typedef void* FileHandle;
31#define XERCES_Invalid_File_Handle 0
32
33// Abstract class for files. This is be used to allow multiple file handling implementations.
34 class XMLFileMgr : public XMemory
35{
36 public:
37 XMLFileMgr() {}
38 virtual ~XMLFileMgr() {}
39
40 // File access
41 virtual FileHandle fileOpen(const XMLCh* path, bool toWrite, MemoryManager* const manager) = 0;
42 virtual FileHandle fileOpen(const char* path, bool toWrite, MemoryManager* const manager) = 0;
43 virtual FileHandle openStdIn(MemoryManager* const manager) = 0;
44
45 virtual void fileClose(FileHandle f, MemoryManager* const manager) = 0;
46 virtual void fileReset(FileHandle f, MemoryManager* const manager) = 0;
47
48 virtual XMLFilePos curPos(FileHandle f, MemoryManager* const manager) = 0;
49 virtual XMLFilePos fileSize(FileHandle f, MemoryManager* const manager) = 0;
50
51 virtual XMLSize_t fileRead(FileHandle f, XMLSize_t byteCount, XMLByte* buffer, MemoryManager* const manager) = 0;
52 virtual void fileWrite(FileHandle f, XMLSize_t byteCount, const XMLByte* buffer, MemoryManager* const manager) = 0;
53
54 // Ancillary path handling routines
55 virtual XMLCh* getFullPath(const XMLCh* const srcPath, MemoryManager* const manager) = 0;
56 virtual XMLCh* getCurrentDirectory(MemoryManager* const manager) = 0;
57 virtual bool isRelative(const XMLCh* const toCheck, MemoryManager* const manager) = 0;
58};
59
60 XERCES_CPP_NAMESPACE_END
61
62#endif
63
FileHandle
XERCES_CPP_NAMESPACE_BEGIN typedef void * FileHandle
Definition XMLFileMgr.hpp:30
XMemory.hpp
XercesDefs.hpp
XERCES_CPP_NAMESPACE_BEGIN
#define XERCES_CPP_NAMESPACE_BEGIN
Definition XercesDefs.hpp:112
XMLByte
unsigned char XMLByte
Definition XercesDefs.hpp:65
XERCES_CPP_NAMESPACE_END
#define XERCES_CPP_NAMESPACE_END
Definition XercesDefs.hpp:113
XMLSize_t
size_t XMLSize_t
Definition Xerces_autoconf_config.hpp:112
XMLCh
char16_t XMLCh
Definition Xerces_autoconf_config.hpp:120
XMLFilePos
XMLUInt64 XMLFilePos
Definition Xerces_autoconf_config.hpp:139
MemoryManager
Configurable memory manager.
Definition MemoryManager.hpp:40
XMLFileMgr
Definition XMLFileMgr.hpp:35
XMLFileMgr::fileWrite
virtual void fileWrite(FileHandle f, XMLSize_t byteCount, const XMLByte *buffer, MemoryManager *const manager)=0
XMLFileMgr::XMLFileMgr
XMLFileMgr()
Definition XMLFileMgr.hpp:37
XMLFileMgr::curPos
virtual XMLFilePos curPos(FileHandle f, MemoryManager *const manager)=0
XMLFileMgr::~XMLFileMgr
virtual ~XMLFileMgr()
Definition XMLFileMgr.hpp:38
XMLFileMgr::fileClose
virtual void fileClose(FileHandle f, MemoryManager *const manager)=0
XMLFileMgr::fileReset
virtual void fileReset(FileHandle f, MemoryManager *const manager)=0
XMLFileMgr::openStdIn
virtual FileHandle openStdIn(MemoryManager *const manager)=0
XMLFileMgr::getCurrentDirectory
virtual XMLCh * getCurrentDirectory(MemoryManager *const manager)=0
XMLFileMgr::fileOpen
virtual FileHandle fileOpen(const char *path, bool toWrite, MemoryManager *const manager)=0
XMLFileMgr::getFullPath
virtual XMLCh * getFullPath(const XMLCh *const srcPath, MemoryManager *const manager)=0
XMLFileMgr::fileOpen
virtual FileHandle fileOpen(const XMLCh *path, bool toWrite, MemoryManager *const manager)=0
XMLFileMgr::isRelative
virtual bool isRelative(const XMLCh *const toCheck, MemoryManager *const manager)=0
XMLFileMgr::fileSize
virtual XMLFilePos fileSize(FileHandle f, MemoryManager *const manager)=0
XMLFileMgr::fileRead
virtual XMLSize_t fileRead(FileHandle f, XMLSize_t byteCount, XMLByte *buffer, MemoryManager *const manager)=0
XMemory
This class makes it possible to override the C++ memory management by adding new/delete operators to ...
Definition XMemory.hpp:41