LookupCacheManager.RefCountedCache (Flink : Table : Runtime 1.18.1-cp3 API)

java.lang.Object
- org.apache.flink.table.runtime.functions.table.lookup.LookupCacheManager.RefCountedCache

All Implemented Interfaces:

org.apache.flink.util.RefCounted

Enclosing class:

LookupCacheManager
```
@NotThreadSafe
@VisibleForTesting
public static class LookupCacheManager.RefCountedCache
extends Object
implements org.apache.flink.util.RefCounted
```
A wrapper class of LookupCache which also tracks the reference count of it.
This class is exposed as public for testing purpose and not thread safe. Concurrent accesses should be guarded by synchronized methods provided by LookupCacheManager.

Constructor Summary

Constructors
Constructor Description

RefCountedCache(org.apache.flink.table.connector.source.lookup.cache.LookupCache cache)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`org.apache.flink.table.connector.source.lookup.cache.LookupCache`	`getCache()`
`boolean`	`release()`
`void`	`retain()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RefCountedCache

public RefCountedCache(org.apache.flink.table.connector.source.lookup.cache.LookupCache cache)

Method Detail
- retain
```
public void retain()
```
  Specified by:
  
  retain in interface org.apache.flink.util.RefCounted
- release
```
public boolean release()
```
  Specified by:
  
  release in interface org.apache.flink.util.RefCounted
- getCache
```
public org.apache.flink.table.connector.source.lookup.cache.LookupCache getCache()
```