org.apache.ignite.internal.pagemem.wal

Interface WALIterator

All Superinterfaces:

AutoCloseable, GridCloseableIterator<IgniteBiTuple<WALPointer,WALRecord>>, GridIterator<IgniteBiTuple<WALPointer,WALRecord>>, GridSerializableIterator<IgniteBiTuple<WALPointer,WALRecord>>, IgniteSpiCloseableIterator<IgniteBiTuple<WALPointer,WALRecord>>, Iterable<IgniteBiTuple<WALPointer,WALRecord>>, Iterator<IgniteBiTuple<WALPointer,WALRecord>>, Serializable

All Known Implementing Classes:

AbstractWalRecordsIterator, FilteredWalIterator, SingleSegmentLogicalRecordsIterator

public interface WALIterator
extends GridCloseableIterator<IgniteBiTuple<WALPointer,WALRecord>>

Method Summary

Modifier and Type	Method and Description
Optional<WALPointer>	lastRead()

Methods inherited from interface org.apache.ignite.internal.util.lang.GridCloseableIterator

close, isClosed

Methods inherited from interface org.apache.ignite.internal.util.lang.GridIterator

hasNextX, nextX, removeX

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Methods inherited from interface java.util.Iterator

forEachRemaining, hasNext, next, remove

Method Detail

lastRead

Optional<WALPointer> lastRead()

Returns:

Pointer to the last record returned by the Iterator.next() method. If records are filtered by the IgniteWalIteratorFactory.IteratorParametersBuilder.filter(IgniteBiPredicate) then pointer to the last valid record returned.