org.apache.iotdb.db.metadata.lastCache.container

类 LastCacheContainer

java.lang.Object

org.apache.iotdb.db.metadata.lastCache.container.LastCacheContainer

所有已实现的接口:

ILastCacheContainer

public class LastCacheContainer
extends Object
implements ILastCacheContainer

This class possesses the ILastCacheValue and implements the basic last cache operations.

The ILastCacheValue may be extended to ILastCacheValue List in future to support batched last value cache.

构造器概要

构造器

构造器和说明
LastCacheContainer()

方法概要

限定符和类型	方法和说明
TimeValuePair	getCachedLast()
boolean	isEmpty()
void	resetLastCache()
void	updateCachedLast(TimeValuePair timeValuePair, boolean highPriorityUpdate, Long latestFlushedTime) update last point cache

从类继承的方法 java.lang.Object

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

构造器详细资料

LastCacheContainer

public LastCacheContainer()

方法详细资料

getCachedLast

public TimeValuePair getCachedLast()

指定者:

getCachedLast 在接口中 ILastCacheContainer

updateCachedLast

public void updateCachedLast(TimeValuePair timeValuePair,
                             boolean highPriorityUpdate,
                             Long latestFlushedTime)

从接口复制的说明: ILastCacheContainer

update last point cache

指定者:

updateCachedLast 在接口中 ILastCacheContainer

参数:

timeValuePair - last point

highPriorityUpdate - whether it's a high priority update

latestFlushedTime - latest flushed time

resetLastCache

public void resetLastCache()

指定者:

resetLastCache 在接口中 ILastCacheContainer

isEmpty

public boolean isEmpty()

指定者:

isEmpty 在接口中 ILastCacheContainer