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Teuchos_XMLInputSource.cpp
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41 
44 
45 
46 #ifdef HAVE_TEUCHOS_EXPAT
48 # define EXPAT_BUFSIZE 8192
49 #else
50 # include "Teuchos_XMLParser.hpp"
51 #endif
52 
53 using namespace Teuchos;
54 
56 {
57 
58 #ifdef HAVE_TEUCHOS_EXPAT
59 
61 
62  XML_Parser parser = XML_ParserCreate(NULL);
63 
64  XML_SetElementHandler(parser, expatStartElementHandler,
65  expatEndElementHandler);
66 
67  XML_SetCharacterDataHandler(parser, expatCharacterDataHandler);
68 
69  XML_SetUserData(parser, (void*) &(*handler));
70 
72 
73  bool done = false;
74  unsigned int bufsize = EXPAT_BUFSIZE;
75  unsigned char buf[EXPAT_BUFSIZE];
76 
77  while (!done)
78  {
79  unsigned int nRead = s->readBytes(buf, bufsize);
80  if (nRead < bufsize)
81  {
82  done = true;
83  }
84  XML_Parse(parser, (char*) buf, bufsize, done);
85  }
86 
87  return handler->getObject();
88 
89 #else
90 
91  XMLParser parser(stream());
92 
93  return parser.parse();
94 
95 #endif
96 
97 }
98 
99 
Defines a class for assembling an XMLObject from XML input.
XMLObject parse()
Consume the XMLInputStream to build an XMLObject.
XMLParser consumes characters from an XMLInputStream object, parsing the XML and using a TreeBuilding...
TEUCHOS_DEPRECATED RCP< T > rcp(T *p, Dealloc_T dealloc, bool owns_mem)
Deprecated.
virtual unsigned int readBytes(unsigned char *const toFill, const unsigned int maxToRead)=0
Read up to maxToRead bytes from the stream.
Representation of an XML data tree. XMLObject is a ref-counted handle to a XMLObjectImplem object...
XMLObject getObject() const
Get an object by invoking the TreeBuildingXMLHandler on the input data.
Expat adapter for the TreeBuildingXMLHandler.
A base class for defining a source of XML input.
const XMLObject & getObject() const
Retrieve the entire XML tree.
TreeBuildingXMLHandler assembles a XMLObject from your XML input.
Smart reference counting pointer class for automatic garbage collection.
virtual RCP< XMLInputStream > stream() const =0
Virtual input source interface.
A class providing a simple XML parser. Methods can be overloaded to exploit external XML parsing libr...