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Parser Class ReferenceBasic interface for SAX (Simple API for XML) parsers.
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#include <Parser.hpp>
Inheritance diagram for Parser
[legend]List of all members.
Public Methods |
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| Parser () |
| The default constructor.
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virtual | ~Parser () |
| The destructor.
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virtual void | setEntityResolver (EntityResolver* const resolver) = 0 |
| Allow an application to register a custom entity resolver. More...
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virtual void | setDTDHandler (DTDHandler* const handler) = 0 |
| Allow an application to register a DTD event handler. More...
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virtual void | setDocumentHandler (DocumentHandler* const handler) = 0 |
| Allow an application to register a document event handler. More...
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virtual void | setErrorHandler (ErrorHandler* const handler) = 0 |
| Allow an application to register an error event handler. More...
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virtual void | parse ( const InputSource& source , const bool reuseValidator = false ) = 0 |
| Parse an XML document. More...
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virtual void | parse ( const XMLCh* const systemId , const bool reuseValidator = false ) = 0 |
| Parse an XML document from a system identifier (URI). More...
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virtual void | parse ( const char* const systemId , const bool reuseValidator = false ) = 0 |
| Parse an XML document from a system identifier (URI). More...
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Detailed Description
Basic interface for SAX (Simple API for XML) parsers.
All SAX parsers must implement this basic interface: it allows applications to register handlers for different types of events and to initiate a parse from a URI, or a character stream.
All SAX parsers must also implement a zero-argument constructor (though other constructors are also allowed).
SAX parsers are reusable but not re-entrant: the application may reuse a parser object (possibly with a different input source) once the first parse has completed successfully, but it may not invoke the parse() methods recursively within a parse.
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See also:
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EntityResolver::EntityResolver , DTDHandler::DTDHandler , DocumentHandler::DocumentHandler , ErrorHandler::ErrorHandler , HandlerBase::HandlerBase , InputSource::InputSource
Constructor & Destructor Documentation
Parser::~Parser (
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) [virtual]
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Member Function Documentation
void Parser::parse (
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const char *const systemId,
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const bool reuseValidator = false ) [pure virtual]
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Parse an XML document from a system identifier (URI).
This method is a shortcut for the common case of reading a document from a system identifier. It is the exact equivalent of the following:
parse(new URLInputSource(systemId));
If the system identifier is a URL, it must be fully resolved by the application before it is passed to the parser. -
Parameters:
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systemId
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The system identifier (URI). |
reuseValidator
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Indicates whether the validator should be reused, ignoring any external subset. If true, there cannot be any internal subset. |
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Exceptions:
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SAXException
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Any SAX exception, possibly wrapping another exception. |
XMLException
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An exception from the parser or client handler code. |
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See also:
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parse(InputSource)
Reimplemented in SAXParser. |
void Parser::parse (
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const XMLCh *const systemId,
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const bool reuseValidator = false ) [pure virtual]
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Parse an XML document from a system identifier (URI).
This method is a shortcut for the common case of reading a document from a system identifier. It is the exact equivalent of the following:
parse(new URLInputSource(systemId));
If the system identifier is a URL, it must be fully resolved by the application before it is passed to the parser. -
Parameters:
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systemId
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The system identifier (URI). |
reuseValidator
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Indicates whether the validator should be reused, ignoring any external subset. If true, there cannot be any internal subset. |
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Exceptions:
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SAXException
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Any SAX exception, possibly wrapping another exception. |
XMLException
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An exception from the parser or client handler code. |
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See also:
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parse(InputSource)
Reimplemented in SAXParser. |
void Parser::parse (
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const InputSource & source,
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const bool reuseValidator = false ) [pure virtual]
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Parse an XML document.
The application can use this method to instruct the SAX parser to begin parsing an XML document from any valid input source (a character stream, a byte stream, or a URI).
Applications may not invoke this method while a parse is in progress (they should create a new Parser instead for each additional XML document). Once a parse is complete, an application may reuse the same Parser object, possibly with a different input source. -
Parameters:
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source
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The input source for the top-level of the XML document. |
reuseValidator
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Indicates whether the validator should be reused, ignoring any external subset. If true, there cannot be any internal subset. |
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Exceptions:
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SAXException
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Any SAX exception, possibly wrapping another exception. |
XMLException
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An exception from the parser or client handler code. |
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See also:
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InputSource::InputSource , setEntityResolver , setDTDHandler , setDocumentHandler , setErrorHandler
Reimplemented in SAXParser. |
void Parser::setDTDHandler (
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DTDHandler *const handler ) [pure virtual]
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Allow an application to register a DTD event handler.
If the application does not register a DTD handler, all DTD events reported by the SAX parser will be silently ignored (this is the default behaviour implemented by HandlerBase).
Applications may register a new or different handler in the middle of a parse, and the SAX parser must begin using the new handler immediately. -
Parameters:
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See also:
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DTDHandler::DTDHandler , HandlerBase::HandlerBase
Reimplemented in SAXParser. |
void Parser::setDocumentHandler (
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DocumentHandler *const handler ) [pure virtual]
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Allow an application to register a document event handler.
If the application does not register a document handler, all document events reported by the SAX parser will be silently ignored (this is the default behaviour implemented by HandlerBase).
Applications may register a new or different handler in the middle of a parse, and the SAX parser must begin using the new handler immediately. -
Parameters:
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handler
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The document handler. |
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See also:
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DocumentHandler::DocumentHandler , HandlerBase::HandlerBase
Reimplemented in SAXParser. |
void Parser::setEntityResolver (
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EntityResolver *const resolver ) [pure virtual]
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Allow an application to register a custom entity resolver.
If the application does not register an entity resolver, the SAX parser will resolve system identifiers and open connections to entities itself (this is the default behaviour implemented in HandlerBase).
Applications may register a new or different entity resolver in the middle of a parse, and the SAX parser must begin using the new resolver immediately. -
Parameters:
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resolver
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The object for resolving entities. |
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See also:
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EntityResolver::EntityResolver , HandlerBase::HandlerBase
Reimplemented in SAXParser. |
void Parser::setErrorHandler (
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ErrorHandler *const handler ) [pure virtual]
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Allow an application to register an error event handler.
If the application does not register an error event handler, all error events reported by the SAX parser will be silently ignored, except for fatalError, which will throw a SAXException (this is the default behaviour implemented by HandlerBase).
Applications may register a new or different handler in the middle of a parse, and the SAX parser must begin using the new handler immediately. -
Parameters:
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handler
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The error handler. |
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See also:
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ErrorHandler::ErrorHandler , SAXException::SAXException , HandlerBase::HandlerBase
Reimplemented in SAXParser. |
The documentation for this class was generated from the following file:
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