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https://github.com/VCMP-SqMod/SqMod.git
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79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
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//
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// EntityResolverImpl.h
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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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// An implementation of EntityResolver.
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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_EntityResolverImpl_INCLUDED
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#define SAX_EntityResolverImpl_INCLUDED
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#include "Poco/XML/XML.h"
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#include "Poco/XML/XMLString.h"
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#include "Poco/SAX/EntityResolver.h"
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#include "Poco/URIStreamOpener.h"
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namespace Poco {
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namespace XML {
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class XML_API EntityResolverImpl: public EntityResolver
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/// A default implementation of the EntityResolver interface.
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///
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/// The system ID is first interpreted as an URI and the
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/// URIStreamOpener is used to create and open an istream
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/// for an InputSource.
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///
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/// If the system ID is not a valid URI, it is
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/// interpreted as a filesystem path and a Poco::FileInputStream
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/// is opened for it.
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{
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public:
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EntityResolverImpl();
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/// Creates an EntityResolverImpl that uses the default
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/// URIStreamOpener.
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EntityResolverImpl(const Poco::URIStreamOpener& opener);
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/// Creates an EntityResolverImpl that uses the given
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/// URIStreamOpener.
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~EntityResolverImpl();
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/// Destroys the EntityResolverImpl.
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InputSource* resolveEntity(const XMLString* publicId, const XMLString& systemId);
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/// Tries to use the URIStreamOpener to create and open an istream
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/// for the given systemId, which is interpreted as an URI.
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///
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/// If the systemId is not a valid URI, it is interpreted as
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/// a local filesystem path and a Poco::FileInputStream is opened for it.
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void releaseInputSource(InputSource* pSource);
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/// Deletes the InputSource's stream.
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protected:
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std::istream* resolveSystemId(const XMLString& systemId);
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private:
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EntityResolverImpl(const EntityResolverImpl&);
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EntityResolverImpl& operator = (const EntityResolverImpl&);
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const Poco::URIStreamOpener& _opener;
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};
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} } // namespace Poco::XML
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#endif // SAX_EntityResolverImpl_INCLUDED
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