OneCallerBlocks (AWS Java SDK :: Utilities 2.24.10 API)

java.lang.Object
- software.amazon.awssdk.utils.cache.OneCallerBlocks

All Implemented Interfaces:

AutoCloseable, CachedSupplier.PrefetchStrategy, SdkAutoCloseable
```
public class OneCallerBlocks
extends Object
implements CachedSupplier.PrefetchStrategy
```
A CachedSupplier.PrefetchStrategy that will have one caller at a time block to update the value. Multiple calls to prefetch(Runnable) will result in only one caller actually performing the update, with the others immediately returning.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  OneCallerBlocks()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  void prefetch(Runnable valueUpdater)
  Execute the provided value updater to update the cache.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface software.amazon.awssdk.utils.cache.CachedSupplier.PrefetchStrategy
    close, fetch, initializeCachedSupplier

- Constructor Detail
  - OneCallerBlocks
```
public OneCallerBlocks()
```
- Method Detail
  - prefetch
```
public void prefetch(Runnable valueUpdater)
```
    Description copied from interface: CachedSupplier.PrefetchStrategy
    
    Execute the provided value updater to update the cache. The specific implementation defines how this is invoked.
    
    Specified by:
    
    prefetch in interface CachedSupplier.PrefetchStrategy