Package org.h2.mvstore.tx
Class TransactionMap.UncommittedIterator<K,V,X>
- java.lang.Object
-
- org.h2.mvstore.tx.TransactionMap.TMIterator<K,V,X>
-
- org.h2.mvstore.tx.TransactionMap.UncommittedIterator<K,V,X>
-
- Type Parameters:
K
- the type of keysX
- the type of elements
- All Implemented Interfaces:
java.util.Iterator<X>
- Direct Known Subclasses:
TransactionMap.ValidationIterator
- Enclosing class:
- TransactionMap<K,V>
private static class TransactionMap.UncommittedIterator<K,V,X> extends TransactionMap.TMIterator<K,V,X>
The iterator for read uncommitted isolation level. This iterator is also used for unique indexes.
-
-
Field Summary
-
Fields inherited from class org.h2.mvstore.tx.TransactionMap.TMIterator
committingTransactions, current, cursor, transactionId
-
-
Constructor Summary
Constructors Constructor Description UncommittedIterator(TransactionMap<K,V> transactionMap, K from, K to, boolean reverse, boolean forEntries)
UncommittedIterator(TransactionMap<K,V> transactionMap, K from, K to, Snapshot<K,VersionedValue<V>> snapshot, boolean reverse, boolean forEntries)
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description X
fetchNext()
Fetches a next entry.(package private) boolean
shouldIgnoreRemoval(VersionedValue<?> data)
-
Methods inherited from class org.h2.mvstore.tx.TransactionMap.TMIterator
hasNext, next, toElement
-
-
-
-
Constructor Detail
-
UncommittedIterator
UncommittedIterator(TransactionMap<K,V> transactionMap, K from, K to, boolean reverse, boolean forEntries)
-
UncommittedIterator
UncommittedIterator(TransactionMap<K,V> transactionMap, K from, K to, Snapshot<K,VersionedValue<V>> snapshot, boolean reverse, boolean forEntries)
-
-
Method Detail
-
fetchNext
public final X fetchNext()
Description copied from class:TransactionMap.TMIterator
Fetches a next entry. This method cannot be used together withTransactionMap.TMIterator.hasNext()
andTransactionMap.TMIterator.next()
.- Specified by:
fetchNext
in classTransactionMap.TMIterator<K,V,X>
- Returns:
- the next entry or
null
-
shouldIgnoreRemoval
boolean shouldIgnoreRemoval(VersionedValue<?> data)
-
-