DNS (Apache HBase 1.7.1 API)

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java.lang.Object
- org.apache.hadoop.hbase.util.DNS

@InterfaceAudience.Private
public final class DNS
extends Object

Wrapper around Hadoop's DNS class to hide reflection.

Method Summary

Methods
Modifier and Type	Method and Description
`static String`	`getDefaultHost(String strInterface, String nameserver)` Wrapper around DNS.getDefaultHost(String, String), calling DNS.getDefaultHost(String, String, boolean) when available.
`static String`	`getMasterHostname(org.apache.hadoop.conf.Configuration conf)`

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

- Method Detail
  - getDefaultHost
```
public static String getDefaultHost(String strInterface,
                    String nameserver)
                             throws UnknownHostException
```
    Wrapper around DNS.getDefaultHost(String, String), calling DNS.getDefaultHost(String, String, boolean) when available.
    
    Parameters:
    strInterface - The network interface to query.
    nameserver - The DNS host name.
    
    Returns:
    The default host names associated with IPs bound to the network interface.
    
    Throws:
    
    UnknownHostException
  - getMasterHostname
```
public static String getMasterHostname(org.apache.hadoop.conf.Configuration conf)
                                throws UnknownHostException
```
    Throws:
    
    UnknownHostException

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