org.apache.hadoop.hdfs.client

Class HdfsUtils

java.lang.Object

org.apache.hadoop.hdfs.client.HdfsUtils

@InterfaceAudience.Public
 @InterfaceStability.Evolving
public class HdfsUtils
extends Object

The public utility API for HDFS.

Field Summary

Fields

Modifier and Type	Field and Description
static org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor and Description
HdfsUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	isHealthy(URI uri) Is the HDFS healthy? HDFS is considered as healthy if it is up and not in safemode.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static final org.slf4j.Logger LOG

Constructor Detail

HdfsUtils

public HdfsUtils()

Method Detail

isHealthy

public static boolean isHealthy(URI uri)

Is the HDFS healthy? HDFS is considered as healthy if it is up and not in safemode.

Parameters:

uri - the HDFS URI. Note that the URI path is ignored.

Returns:

true if HDFS is healthy; false, otherwise.