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https://github.com/Telecominfraproject/wlan-cloud-lib-poco.git
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b0581433a7
fix: remove executable flag and change back to 100644 (was 100755) Signed-off-by: Roger Meier <r.meier@siemens.com>
95 lines
3.6 KiB
C++
95 lines
3.6 KiB
C++
//
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// ErrorHandler.h
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//
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// $Id: //poco/1.4/XML/include/Poco/SAX/ErrorHandler.h#1 $
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//
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// Library: XML
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// Package: SAX
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// Module: SAX
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//
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// SAX ErrorHandler Interface.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef SAX_ErrorHandler_INCLUDED
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#define SAX_ErrorHandler_INCLUDED
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#include "Poco/XML/XML.h"
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namespace Poco {
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namespace XML {
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class SAXException;
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class XML_API ErrorHandler
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/// If a SAX application needs to implement customized error handling, it must
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/// implement this interface and then register an instance with the XML reader
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/// using the setErrorHandler method. The parser will then report all errors and
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/// warnings through this interface.
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///
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/// WARNING: If an application does not register an ErrorHandler, XML parsing errors
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/// will go unreported, except that SAXParseExceptions will be thrown for fatal errors.
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/// In order to detect validity errors, an ErrorHandler that does something with error()
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/// calls must be registered.
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///
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/// For XML processing errors, a SAX driver must use this interface in preference to
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/// throwing an exception: it is up to the application to decide whether to throw an
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/// exception for different types of errors and warnings. Note, however, that there is no
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/// requirement that the parser continue to report additional errors after a call to
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/// fatalError. In other words, a SAX driver class may throw an exception after reporting
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/// any fatalError. Also parsers may throw appropriate exceptions for non-XML errors. For
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/// example, XMLReader::parse() would throw an IOException for errors accessing entities or
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/// the document.
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{
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public:
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virtual void warning(const SAXException& exc) = 0;
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/// Receive notification of a warning.
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///
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/// SAX parsers will use this method to report conditions that are not errors or fatal
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/// errors as defined by the XML recommendation. The default behaviour is to take no action.
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///
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/// The SAX parser must continue to provide normal parsing events after invoking this method:
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/// it should still be possible for the application to process the document through to the end.
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///
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/// Filters may use this method to report other, non-XML warnings as well.
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virtual void error(const SAXException& exc) = 0;
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/// Receive notification of a recoverable error.
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///
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/// This corresponds to the definition of "error" in section 1.2 of the W3C XML 1.0
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/// Recommendation. For example, a validating parser would use this callback to report
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/// the violation of a validity constraint. The default behaviour is to take no action.
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///
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/// The SAX parser must continue to provide normal parsing events after invoking this
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/// method: it should still be possible for the application to process the document through
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/// to the end. If the application cannot do so, then the parser should report a fatal error
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/// even if the XML recommendation does not require it to do so.
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///
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/// Filters may use this method to report other, non-XML errors as well.
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virtual void fatalError(const SAXException& exc) = 0;
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/// Receive notification of a non-recoverable error.
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/// The application must assume that the document is unusable after the parser has
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/// invoked this method, and should continue (if at all) only for the sake of collecting
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/// additional error messages: in fact, SAX parsers are free to stop reporting any other
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/// events once this method has been invoked.
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protected:
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virtual ~ErrorHandler();
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};
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} } // namespace Poco::XML
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#endif // SAX_ErrorHandler_INCLUDED
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