org.apache.hadoop.hbase.client

接口 AsyncTableRegionLocator

@InterfaceAudience.Public
public interface AsyncTableRegionLocator

The asynchronous version of RegionLocator.

Usually the implementations will not throw any exception directly, you need to get the exception from the returned CompletableFuture.

从以下版本开始:

2.0.0

方法概要

限定符和类型	方法和说明
TableName	getName() Gets the fully qualified table name instance of the table whose region we want to locate.
default CompletableFuture<HRegionLocation>	getRegionLocation(byte[] row) Finds the region on which the given row is being served.
CompletableFuture<HRegionLocation>	getRegionLocation(byte[] row, boolean reload) Finds the region on which the given row is being served.

方法详细资料

getName

TableName getName()

Gets the fully qualified table name instance of the table whose region we want to locate.

getRegionLocation

default CompletableFuture<HRegionLocation> getRegionLocation(byte[] row)

Finds the region on which the given row is being served. Does not reload the cache.

Returns the location of the region to which the row belongs.

参数:

row - Row to find.

getRegionLocation

CompletableFuture<HRegionLocation> getRegionLocation(byte[] row,
                                                     boolean reload)

Finds the region on which the given row is being served.

Returns the location of the region to which the row belongs.

参数:

row - Row to find.

reload - true to reload information or false to use cached information