Package io.deephaven.util.datastructures.hash

Class IntrusiveChainedEntryPool<VALUE_TYPE>

java.lang.Object

io.deephaven.util.datastructures.hash.IntrusiveChainedEntryPool<VALUE_TYPE>

public class IntrusiveChainedEntryPool<VALUE_TYPE>
extends Object

A pool for "free" entries to be use with IntrusiveChainedHash structures, implemented as a stack using the same adapter and intrusive fields. Requires external synchronization of all methods for concurrent use.

Constructor Summary

Constructors

Constructor	Description
IntrusiveChainedEntryPool(@NotNull io.deephaven.hash.IntrusiveChainedHashAdapter<VALUE_TYPE> adapter)	Construct a new pool with the supplied adapter.

Method Summary

Modifier and Type	Method	Description
void	give(VALUE_TYPE entry)	Give a currently un-linked entry to the pool.
VALUE_TYPE	take()	Take an entry from the pool.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

IntrusiveChainedEntryPool

public IntrusiveChainedEntryPool(@NotNull
 @NotNull io.deephaven.hash.IntrusiveChainedHashAdapter<VALUE_TYPE> adapter)

Construct a new pool with the supplied adapter.

Parameters:

adapter - The adapter

Method Details

give

public void give(@NotNull
 VALUE_TYPE entry)

Give a currently un-linked entry to the pool.

Parameters:

entry - The entry

take

@Nullable
public VALUE_TYPE take()

Take an entry from the pool.

Returns:

The entry taken, or null if the pool was empty