Package ddf.catalog.source

Provides the classes for the Catalog Source API used implement a data source.

See: Description

Interface Summary

Interface	Description
CatalogProvider	External facing (outside of CatalogFramework) API used to interact with providers of data such as a file system or database.
CatalogStore	This code is experimental.
ConnectedSource	Provides an implementation of Source that represents a remote that is always included in every local and enterprise Query processed.
FederatedSource	Provides an implementation of Source that represents a remote that can be optionally included in federated Query implementations.
RemoteSource	The Interface RemoteSource is used to represent a remote Source.
Source	The Source is used to represent a system that has Metacards in a catalog.
SourceCache	Used by PostFederatedQueryPlugin and PreFederatedQueryPlugin to determine if a source is the cache.
SourceDescriptor	The Interface SourceDescriptor is used to describe a Source.
SourceMetrics	The interface SourceMetrics used by the FederationStrategy to update metrics on individual Sources as queries and exceptions occur when the Source is accessed.
SourceMonitor	The Interface SourceMonitor is used as a callback object to set the availability for the ddf.catalog.util.SourcePollerRunner

Exception Summary

Exception	Description
IngestException	The Class IngestException is thrown by a CatalogProvider when an error occurs on an operation.
InternalIngestException	Ingest exception that should spawn a 5xx error back to the client.
SourceUnavailableException	This exception should be thrown on a Source-related operation when the source is unavailable.
UnsupportedQueryException	UnsupportedQueryException is thrown by a Source when it cannot support a provided QueryRequest

Package ddf.catalog.source Description

Provides the classes for the Catalog Source API used implement a data source.