Xerces entity resolver. More...

#include <ome/common/xml/EntityResolver.h>

Inheritance diagram for ome::common::xml::EntityResolver:

Collaboration diagram for ome::common::xml::EntityResolver:

Public Member Functions
	EntityResolver ()
	Constructor.

	~EntityResolver ()
	Destructor.

xercesc::InputSource *	resolveEntity (xercesc::XMLResourceIdentifier *resource)
	Resolve an entity. More...

void	registerEntity (const std::string &id, const boost::filesystem::path &file)
	Register a file with the entity resolver. More...

void	registerCatalog (const boost::filesystem::path &file)
	Register a catalog with the entity resolver. More...

Private Types
typedef std::map< std::string, boost::filesystem::path >	entity_path_map_type
	Mapping from system ID to filesystem path.

typedef std::map< std::string, std::string >	entity_data_map_type
	Mapping from system ID to XML data.

Private Member Functions
xercesc::InputSource *	getSource (const std::string &resource)
	Get input source from file. More...

Private Attributes
ome::common::Logger	logger
	Message logger.

entity_path_map_type	entity_path_map
	Map of registered system IDs to filesystem paths.

entity_data_map_type	entity_data_map
	Map of system IDs to cached XML data.

Detailed Description

Xerces entity resolver.

This resolver allows replacement of URLs with local files or in-memory copies of XML schemas. This permits efficient validation without network access for commonly-used schemas.

Member Function Documentation

xercesc::InputSource * ome::common::xml::EntityResolver::getSource ( const std::string & resource )

private

Get input source from file.

Open and read the contents of the file, then return this as an InputSource. Use cached content if possible.

Parameters

resource the resource to resolve.

Returns: the input source for the file, or null on failure.

References entity_data_map, entity_path_map, and logger.

Referenced by resolveEntity().

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void ome::common::xml::EntityResolver::registerCatalog ( const boost::filesystem::path & file )

Register a catalog with the entity resolver.

Parameters

file	the filename of the catalog.

References ome::common::canonical(), ome::common::xml::dom::createDocument(), ome::common::xml::dom::Document::getDocumentElement(), logger, and registerEntity().

Referenced by ome::xml::OMEEntityResolver::OMEEntityResolver().

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void ome::common::xml::EntityResolver::registerEntity	(	const std::string &	id,
		const boost::filesystem::path &	file
	)

Register a file with the entity resolver.

Parameters

id	the XML system ID of the entity.
file	the filename of the entity.

References ome::common::canonical(), and entity_path_map.

Referenced by registerCatalog().

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xercesc::InputSource * ome::common::xml::EntityResolver::resolveEntity ( xercesc::XMLResourceIdentifier * resource )

Resolve an entity.

Parameters

resource the resource to resolve.

Returns: an input source containing the cached content, or null if the resource was not cached.

References getSource().

The documentation for this class was generated from the following files:

ome/common/xml/EntityResolver.h
ome/common/xml/EntityResolver.cpp

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Detailed Description

Member Function Documentation