Uses of Class
mondrian.spi.SegmentHeader

Packages that use SegmentHeader

Package	Description
mondrian.rolap.agg	Manages a cache of aggregates containing cell values.
mondrian.rolap.cache	Provides primitives for policy-based caching.
mondrian.spi	Contains the server-provider interfaces (SPIs) which user-defined extensions to Mondrian should implement.

Uses of SegmentHeader in mondrian.rolap.agg

Methods in mondrian.rolap.agg that return SegmentHeader

Modifier and Type	Method and Description
SegmentHeader	Segment.getHeader()
static SegmentHeader	SegmentBuilder.toHeader(Segment segment) Creates a SegmentHeader object describing the supplied Segment object.

Methods in mondrian.rolap.agg that return types with arguments of type SegmentHeader

Modifier and Type	Method and Description
List<SegmentHeader>	SegmentCacheWorker.getSegmentHeaders() Returns a list of segments present in the cache.
static Pair<SegmentHeader,SegmentBody>	SegmentBuilder.rollup(Map<SegmentHeader,SegmentBody> map, Set<String> keepColumns, BitKey targetBitkey, Aggregator rollupAggregator, Dialect.Datatype datatype) Given a collection of segments, all of the same dimensionality, rolls up to create a segment with reduced dimensionality.

Methods in mondrian.rolap.agg with parameters of type SegmentHeader

Modifier and Type	Method and Description
SegmentWithData	SegmentBuilder.SegmentConverter.convert(SegmentHeader header, SegmentBody body)
SegmentWithData	SegmentBuilder.SegmentConverterImpl.convert(SegmentHeader header, SegmentBody body)
SegmentWithData	SegmentBuilder.StarSegmentConverter.convert(SegmentHeader header, SegmentBody body)
void	SegmentCacheManager.externalSegmentCreated(SegmentHeader header, MondrianServer server) Tells the cache that a segment is newly available in an external cache.
void	SegmentCacheManager.externalSegmentDeleted(SegmentHeader header, MondrianServer server) Tells the cache that a segment is no longer available in an external cache.
SegmentBody	SegmentCacheWorker.get(SegmentHeader header) Returns a segment body corresponding to a header.
SegmentBuilder.SegmentConverter	SegmentCacheManager.getConverter(RolapStar star, SegmentHeader header)
static boolean	SegmentBuilder.isSubset(SegmentHeader header, Segment segment) Tells if the passed segment is a subset of this segment and could be used for a rollup in cache operation.
void	SegmentCacheManager.loadFailed(RolapStar star, SegmentHeader header, Throwable throwable) Informs cache manager that a segment load failed.
void	SegmentCacheManager.loadSucceeded(RolapStar star, SegmentHeader header, SegmentBody body) Adds a segment to segment index.
void	SegmentCacheWorker.put(SegmentHeader header, SegmentBody body) Places a segment in the cache.
void	SegmentCacheManager.remove(RolapStar star, SegmentHeader header) Removes a segment from segment index.
boolean	SegmentCacheWorker.remove(SegmentHeader header) Removes a segment from the cache.
static Segment	SegmentBuilder.toSegment(SegmentHeader header, RolapStar star, BitKey constrainedColumnsBitKey, RolapStar.Column[] constrainedColumns, RolapStar.Measure measure, List<StarPredicate> compoundPredicates) Creates a segment from a SegmentHeader.

Method parameters in mondrian.rolap.agg with type arguments of type SegmentHeader

Modifier and Type	Method and Description
static Pair<SegmentHeader,SegmentBody>	SegmentBuilder.rollup(Map<SegmentHeader,SegmentBody> map, Set<String> keepColumns, BitKey targetBitkey, Aggregator rollupAggregator, Dialect.Datatype datatype) Given a collection of segments, all of the same dimensionality, rolls up to create a segment with reduced dimensionality.

Uses of SegmentHeader in mondrian.rolap.cache

Methods in mondrian.rolap.cache that return types with arguments of type SegmentHeader

Modifier and Type	Method and Description
List<List<SegmentHeader>>	SegmentCacheIndex.findRollupCandidates(String schemaName, ByteString schemaChecksum, String cubeName, String measureName, String rolapStarFactTableName, BitKey constrainedColsBitKey, Map<String,Comparable> coordinates, List<String> compoundPredicates) Returns a list of segments that can be rolled up to satisfy a given cell request.
List<List<SegmentHeader>>	SegmentCacheIndexImpl.findRollupCandidates(String schemaName, ByteString schemaChecksum, String cubeName, String measureName, String rolapStarFactTableName, BitKey constrainedColsBitKey, Map<String,Comparable> coordinates, List<String> compoundPredicates)
List<SegmentHeader>	MemorySegmentCache.getSegmentHeaders()
List<SegmentHeader>	SegmentCacheIndex.intersectRegion(String schemaName, ByteString schemaChecksum, String cubeName, String measureName, String rolapStarFactTableName, SegmentColumn[] region) Finds a list of headers that intersect a given region.
List<SegmentHeader>	SegmentCacheIndexImpl.intersectRegion(String schemaName, ByteString schemaChecksum, String cubeName, String measureName, String rolapStarFactTableName, SegmentColumn[] region)
List<SegmentHeader>	SegmentCacheIndex.locate(String schemaName, ByteString schemaChecksum, String cubeName, String measureName, String rolapStarFactTableName, BitKey constrainedColsBitKey, Map<String,Comparable> coordinates, List<String> compoundPredicates) Identifies the segment headers that contain a given cell.
List<SegmentHeader>	SegmentCacheIndexImpl.locate(String schemaName, ByteString schemaChecksum, String cubeName, String measureName, String rolapStarFactTableName, BitKey constrainedColsBitKey, Map<String,Comparable> coordinates, List<String> compoundPredicates)

Methods in mondrian.rolap.cache with parameters of type SegmentHeader

Modifier and Type	Method and Description
void	SegmentCacheIndex.add(SegmentHeader header, SegmentBuilder.SegmentConverter converter, boolean loading) Adds a header to the index.
void	SegmentCacheIndexImpl.add(SegmentHeader header, SegmentBuilder.SegmentConverter converter, boolean loading)
boolean	SegmentCacheIndex.contains(SegmentHeader header) Tells whether or not a given segment is known to this index.
boolean	MemorySegmentCache.contains(SegmentHeader header)
boolean	SegmentCacheIndexImpl.contains(SegmentHeader header)
SegmentBody	MemorySegmentCache.get(SegmentHeader header)
Future<SegmentBody>	SegmentCacheIndex.getFuture(Execution exec, SegmentHeader header) Returns a future slot for a segment body, if a segment is currently loading, otherwise null.
Future<SegmentBody>	SegmentCacheIndexImpl.getFuture(Execution exec, SegmentHeader header)
void	SegmentCacheIndex.linkSqlStatement(SegmentHeader header, Statement stmt) Allows to link a Statement to a segment.
void	SegmentCacheIndexImpl.linkSqlStatement(SegmentHeader header, Statement stmt)
void	SegmentCacheIndex.loadFailed(SegmentHeader header, Throwable throwable) Notifies the segment index that a segment failed to load, and removes the segment from the index.
void	SegmentCacheIndexImpl.loadFailed(SegmentHeader header, Throwable throwable)
void	SegmentCacheIndex.loadSucceeded(SegmentHeader header, SegmentBody body) Changes the state of a header from loading to loaded.
void	SegmentCacheIndexImpl.loadSucceeded(SegmentHeader header, SegmentBody body)
static List	SegmentCacheIndexImpl.makeConverterKey(SegmentHeader header)
static boolean	SegmentCacheIndexImpl.matches(SegmentHeader header, Map<String,Comparable> coords, List<String> compoundPredicates)
boolean	MemorySegmentCache.put(SegmentHeader header, SegmentBody body)
void	SegmentCacheIndex.remove(SegmentHeader header) Removes a header from the index.
boolean	MemorySegmentCache.remove(SegmentHeader header)
void	SegmentCacheIndexImpl.remove(SegmentHeader header)
void	SegmentCacheIndex.update(SegmentHeader oldHeader, SegmentHeader newHeader) Updates a header in the index.
void	SegmentCacheIndexImpl.update(SegmentHeader oldHeader, SegmentHeader newHeader)

Uses of SegmentHeader in mondrian.spi

Methods in mondrian.spi that return SegmentHeader

Modifier and Type	Method and Description
SegmentHeader	SegmentHeader.clone(SegmentColumn[] overrideValues) Creates a clone of this header by replacing some of the constrained columns in the process.
SegmentHeader	SegmentHeader.constrain(SegmentColumn[] region) Applies a set of exclusions to this segment header and returns a new segment header representing the original one to which a region has been excluded.
SegmentHeader	SegmentCache.SegmentCacheListener.SegmentCacheEvent.getSource() Returns the segment header at the source of the event.

Methods in mondrian.spi that return types with arguments of type SegmentHeader

Modifier and Type	Method and Description
List<SegmentHeader>	SegmentCache.getSegmentHeaders() Returns a list of all segments present in the cache.

Methods in mondrian.spi with parameters of type SegmentHeader

Modifier and Type	Method and Description
SegmentBody	SegmentCache.get(SegmentHeader header) Returns a SegmentBody once the cache has returned any results, or null if no segment corresponding to the header could be found.
boolean	SegmentCache.put(SegmentHeader header, SegmentBody body) Stores a segment data in the cache.
boolean	SegmentCache.remove(SegmentHeader header) Removes a segment from the cache.