Uses of Interface
com.bigdata.btree.ITuple

Packages that use ITuple

com.bigdata.bfs	This package provides a scale-out content repository (aka distributed file system) suitable as the backend for a REST-ful service using the bigdata architecture.
com.bigdata.bop.ap.filter	These filters are based on the striterator patterns.
com.bigdata.btree	The BTree is a scalable B+-Tree with copy-on-write semantics mapping variable length unsigned byte[] keys to variable length byte[] values (null values are allowed).
com.bigdata.btree.filter
com.bigdata.btree.isolation
com.bigdata.btree.view
com.bigdata.counters.store	This package provides a persistence mechanism for performance counters.
com.bigdata.journal	The journal is an append-only persistence capable data structure supporting atomic commit, named indices, and transactions.
com.bigdata.rdf.lexicon
com.bigdata.rdf.spo	This package defines a statement model using long term identifiers rather than RDF Value objects.
com.bigdata.relation.accesspath	This package includes an abstraction layer for efficient access paths, including chunked iterators, blocking buffers, and an abstraction corresponding to the natural order of an index.
com.bigdata.resources	This package provides the logic to managed the live journal and the historical journals and index segments for a DataService.
com.bigdata.search	This package provides full text indexing and search.
com.bigdata.service	This package provides implementations of bigdata services (metadata service, data service, transaction manager service.
com.bigdata.service.ndx
com.bigdata.sparse	This package provides support for treating normal B+Trees using a "sparse row store" pattern and can be applied to both local B+Trees and scale-out indices.

Uses of ITuple in com.bigdata.bfs

Methods in com.bigdata.bfs with parameters of type ITuple

byte[]	BlobOverflowHandler.handle(ITuple tuple, IRawStore target)
protected boolean	FileVersionDeleter.isValid(ITuple<TPS.TPV> tuple) Only visits the FileMetadataSchema.VERSION columns.
protected void	FileVersionDeleter.update(IIndex ndx, ITuple<TPS.TPV> tuple) Appends a new tuple into the index whose key uses the FileVersionDeleter.choosenTimestamp and whose value is an encoded null.

Uses of ITuple in com.bigdata.bop.ap.filter

Methods in com.bigdata.bop.ap.filter with parameters of type ITuple

protected abstract boolean

BOpTupleFilter.isValid(ITuple<E> obj) Return true iff the object should be accepted.

Uses of ITuple in com.bigdata.btree

Classes in com.bigdata.btree that implement ITuple

class	AbstractChunkedTupleIterator.ResultSetTuple An ITuple that draws its data from a ResultSet.
class	AbstractTuple<E> Abstract base class with much of the functionality of ITuple.
class	DelegateTuple<E> An ITuple wrapping a delegate that may be used to override some of the methods on the delegate object.
class	Tuple<E> A key-value pair used to facilitate some iterator constructs.

Fields in com.bigdata.btree declared as ITuple

protected ITuple<E>

DelegateTuple.delegate

Methods in com.bigdata.btree that return ITuple

ITuple<E>	AbstractBTreeTupleCursor.first()
ITuple<E>	ITupleCursor2.first() Position the cursor on the first visitable tuple in the natural index order for the index or index partition over which the cursor is defined.
ITuple<E>	AbstractBTreeTupleCursor.last()
ITuple<E>	ITupleCursor2.last() Position the cursor on the last visitable tuple in the natural index order for the index or index partition over which the cursor is defined.
ITuple<E>	AbstractBTreeTupleCursor.next()
ITuple<E>	ITupleCursor.next() Position the cursor on the next tuple in the natural key order of the index.
ITuple<E>	ChunkedLocalRangeIterator.next() Visits the next tuple, queuing it for removal unless IRangeQuery.CURSOR was specified, in which case it is deleted immediately.
ITuple<E>	LeafTupleIterator.next()
ITuple<E>	IndexSegmentMultiBlockIterator.next()
ITuple<E>	ITupleIterator.next() Advance the iterator and return the ITuple from which you can extract the data and metadata for next entry.
ITuple<E>	AbstractChunkedTupleIterator.next()
ITuple<E>	ReadOnlyEntryIterator.next()
ITuple<E>	AbstractBTreeTupleCursor.nextTuple() Note: This is lighter weight than AbstractBTreeTupleCursor.hasNext() and AbstractBTreeTupleCursor.next() since it does not need to scan to verify that the next position exists before visiting that tuple.
ITuple<E>	ITupleCursor2.nextTuple() Position the cursor on the first visitable tuple ordered greater than the current cursor position in the natural key order of the index and return that tuple.
ITuple<E>	AbstractBTreeTupleCursor.prior()
ITuple<E>	ITupleCursor.prior() Position the cursor on the first visitable tuple ordered less than the current cursor position in the natural key order of the index and return that tuple.
ITuple<E>	AbstractBTreeTupleCursor.priorTuple() Note: This is lighter weight than AbstractBTreeTupleCursor.hasNext() and AbstractBTreeTupleCursor.next() since it does not need to scan to verify that the prior position exists before visiting that tuple.
ITuple<E>	ITupleCursor2.priorTuple() Position the cursor on the first visitable tuple ordered less than the current cursor position in the natural key order of the index and return that tuple.
ITuple<E>	AbstractBTreeTupleCursor.seek(byte[] key)
ITuple<E>	ITupleCursor.seek(byte[] key) Positions the cursor on the specified key.
ITuple<E>	AbstractBTreeTupleCursor.seek(Object key)
ITuple<E>	ITupleCursor.seek(Object key) Variant that first encodes the key using the object returned by IndexMetadata.getTupleSerializer() for the backing index.
ITuple<E>	AbstractBTreeTupleCursor.tuple()
ITuple<E>	ITupleCursor2.tuple() The tuple reflecting the data in the index at the current cursor position.

Methods in com.bigdata.btree with parameters of type ITuple

void	AbstractTuple.copyTuple(ITuple t) Sets all fields and increments the tuple visited counter.
protected void	ResultSet.copyTuple(ITuple<?> tuple) Copies the data from the tuple into the internal buffers.
Object	NOPTupleSerializer.deserialize(ITuple tuple)
V	DefaultTupleSerializer.deserialize(ITuple tuple) De-serializes an object from the value stored in the tuple (ignores the key stored in the tuple).
V	ITupleSerializer.deserialize(ITuple tuple) De-serialize an object from an ITuple.
Object	NOPTupleSerializer.deserializeKey(ITuple tuple) This is an unsupported operation.
K	DefaultTupleSerializer.deserializeKey(ITuple tuple) This is an unsupported operation.
K	ITupleSerializer.deserializeKey(ITuple tuple) De-serialize the application key from an ITuple (optional operation).
byte[]	IOverflowHandler.handle(ITuple tuple, IRawStore target) Invoked for each index entry.
static String	AbstractTuple.toString(ITuple tuple) Utility method returns a String representation of an ITuple.

Constructors in com.bigdata.btree with parameters of type ITuple

BigdataMap.Entry(ITuple tuple)

DelegateTuple(ITuple<E> delegate)

Uses of ITuple in com.bigdata.btree.filter

Methods in com.bigdata.btree.filter that return ITuple

protected ITuple<E>	TupleFilter.TupleFilterator.getNext() One step look ahead.
ITuple<E>	Reverserator.next()
ITuple	EmptyTupleIterator.next()
ITuple<E>	TupleFilter.TupleFilterator.next()
ITuple<E>	WrappedTupleIterator.next()
ITuple<E>	Reverserator.prior()
ITuple<E>	Reverserator.seek(byte[] key)
ITuple<E>	Reverserator.seek(Object key)

Methods in com.bigdata.btree.filter with parameters of type ITuple

protected abstract void	Advancer.advance(ITuple<E> tuple) Offers an opportunity to advance the source ITupleCursor to a new key using {@link ITupleCursor#seek(byte[]).
protected abstract boolean	TupleFilter.isValid(ITuple<E> tuple)
protected abstract boolean	TupleRemover.remove(ITuple<E> e) true iff the tuple should be removed from the source IIndex.
protected abstract void	TupleUpdater.update(IIndex ndx, ITuple<E> tuple) You may implement this method to update the state of the visited tuple in the backing index.
protected void	TupleFilter.TupleFilterator.visit(ITuple<E> tuple) Hook for subclasses.
protected void	TupleUpdater.Updaterator.visit(ITuple<E> tuple)

Uses of ITuple in com.bigdata.btree.isolation

Methods in com.bigdata.btree.isolation with parameters of type ITuple

boolean	IConflictResolver.resolveConflict(IIndex writeSet, ITuple txTuple, ITuple currentTuple) Resolve a write-write conflict between a committed version on the journal and the current version within a transaction that is validating.
boolean	IConflictResolver.resolveConflict(IIndex writeSet, ITuple txTuple, ITuple currentTuple) Resolve a write-write conflict between a committed version on the journal and the current version within a transaction that is validating.
boolean	NoConflictResolver.resolveConflict(IIndex writeSet, ITuple txTuple, ITuple currentTuple)
boolean	NoConflictResolver.resolveConflict(IIndex writeSet, ITuple txTuple, ITuple currentTuple)

Uses of ITuple in com.bigdata.btree.view

Fields in com.bigdata.btree.view declared as ITuple

protected ITuple<E>[]

FusedTupleIterator.sourceTuple The current ITuple from each source and null if we need to get another ITuple from that source.

Methods in com.bigdata.btree.view that return ITuple

protected ITuple<E>	FusedTupleCursor.consumeLookaheadTuple() Extended to make a copy of the key for each visited tuple.
protected ITuple<E>	FusedTupleIterator.consumeLookaheadTuple() Consume the FusedTupleIterator.current source ITuple.
ITuple<E>	FusedTupleIterator.next()
ITuple<E>	FusedTupleCursor.prior()
ITuple<E>	FusedTupleCursor.seek(byte[] key)
ITuple<E>	FusedTupleCursor.seek(Object key)

Uses of ITuple in com.bigdata.counters.store

Methods in com.bigdata.counters.store with parameters of type ITuple

CounterSetBTree.Entry

CounterSetBTree.CounterSetBTreeTupleSerializer.deserialize(ITuple tuple)

Uses of ITuple in com.bigdata.journal

Methods in com.bigdata.journal with parameters of type ITuple

CommitRecordIndex.Entry	CommitRecordIndex.CommitRecordIndexTupleSerializer.deserialize(ITuple tuple)
Name2Addr.Entry	Name2Addr.Name2AddrTupleSerializer.deserialize(ITuple tuple)
Long	CommitRecordIndex.CommitRecordIndexTupleSerializer.deserializeKey(ITuple tuple) Decodes the key as a commit time.

Uses of ITuple in com.bigdata.rdf.lexicon

Methods in com.bigdata.rdf.lexicon with parameters of type ITuple

BigdataValue	Id2TermTupleSerializer.deserialize(ITuple tuple) De-serializes the ITuple as a BigdataValue, including the term identifier extracted from the unsigned byte[] key, and sets the appropriate BigdataValueFactoryImpl reference on that object.
ITermDocRecord	RDFFullTextIndexTupleSerializer.deserialize(ITuple tuple)
BigdataValue	BlobsTupleSerializer.deserialize(ITuple tuple) De-serializes the ITuple as a BigdataValue, including the term identifier extracted from the unsigned byte[] key, and sets the appropriate BigdataValueFactoryImpl reference on that object.
IV	Term2IdTupleSerializer.deserialize(ITuple tuple) De-serializes the ITuple as a IV whose value is the term identifier associated with the key.
protected ITermDocKey	RDFFullTextIndexTupleSerializer.deserialize(ITuple tuple, boolean keyOnly)
IV	Id2TermTupleSerializer.deserializeKey(ITuple tuple) Decodes the term identifier key to a term identifier.
ITermDocKey	RDFFullTextIndexTupleSerializer.deserializeKey(ITuple tuple)
IV	BlobsTupleSerializer.deserializeKey(ITuple tuple) Decodes the key to a BlobIV.
Object	Term2IdTupleSerializer.deserializeKey(ITuple tuple) You can not decode the term:id keys since they include Unicode sort keys and that is a lossy transform.

Uses of ITuple in com.bigdata.rdf.spo

Methods in com.bigdata.rdf.spo with parameters of type ITuple

protected void	DistinctTermAdvancer.advance(ITuple<SPO> tuple)
protected void	ContextAdvancer.advance(ITuple<SPO> tuple)
protected void	DistinctMultiTermAdvancer.advance(ITuple<SPO> tuple)
Justification	JustificationTupleSerializer.deserialize(ITuple tuple)
SPO	SPOTupleSerializer.deserialize(ITuple tuple)
Justification	JustificationTupleSerializer.deserializeKey(ITuple tuple)
SPO	SPOTupleSerializer.deserializeKey(ITuple tuple)

Uses of ITuple in com.bigdata.relation.accesspath

Methods in com.bigdata.relation.accesspath with parameters of type ITuple

protected boolean	SameVariableConstraintTupleFilter.isValid(ITuple tuple)
boolean	ElementFilter.isValid(ITuple<R> tuple)

Uses of ITuple in com.bigdata.resources

Methods in com.bigdata.resources with parameters of type ITuple

Long	JournalIndex.TupleSerializer.deserializeKey(ITuple tuple) Decodes the key as a commit time.

Uses of ITuple in com.bigdata.search

Methods in com.bigdata.search with parameters of type ITuple

ITermDocRecord<V>	FullTextIndexTupleSerializer.deserialize(ITuple tuple)
protected ITermDocKey<V>	FullTextIndexTupleSerializer.deserialize(ITuple tuple, boolean keyOnly)
ITermDocKey<V>	FullTextIndexTupleSerializer.deserializeKey(ITuple tuple)

Uses of ITuple in com.bigdata.service

Methods in com.bigdata.service with parameters of type ITuple

Long	TxId2CommitTimeIndex.TupleSerializer.deserialize(ITuple tuple) Decodes the value as a commit time.
Long	TxId2CommitTimeIndex.TupleSerializer.deserializeKey(ITuple tuple) Decodes the key as a transaction identifier.
Long	EventReceiver.EventBTree.EventBTreeTupleSerializer.deserializeKey(ITuple tuple) Decodes the key as a timestamp.
Long	CommitTimeIndex.TupleSerializer.deserializeKey(ITuple tuple) Decodes the key as a commit time.

Uses of ITuple in com.bigdata.service.ndx

Methods in com.bigdata.service.ndx that return ITuple

ITuple<E>

PartitionedTupleIterator.next()

Uses of ITuple in com.bigdata.sparse

Methods in com.bigdata.sparse with parameters of type ITuple

TPS	TPSTupleSerializer.deserialize(ITuple tuple)
Void	TPSTupleSerializer.deserializeKey(ITuple tuple) You can get the Schema and the primary key from TPSTupleSerializer.deserialize(ITuple).