Package org.apache.flink.table.utils

Class ThreadLocalCache<K,V>

java.lang.Object

org.apache.flink.table.utils.ThreadLocalCache<K,V>

@Internal
public abstract class ThreadLocalCache<K,V>
extends Object

Provides a thread local cache with a maximum cache size per thread.

Note: Values must not be null.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ThreadLocalCache()
protected	ThreadLocalCache(int maxSizePerThread)

Method Summary

Modifier and Type	Method	Description
V	get(K key)
abstract V	getNewInstance(K key)
static <K,V> ThreadLocalCache<K,V>	of(Function<K,V> creator)

Methods inherited from class java.lang.Object

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

Constructor Detail

ThreadLocalCache

protected ThreadLocalCache()

ThreadLocalCache

protected ThreadLocalCache(int maxSizePerThread)

Method Detail

get

public V get(K key)

getNewInstance

public abstract V getNewInstance(K key)

of

public static <K,V> ThreadLocalCache<K,V> of(Function<K,V> creator)