DNS (Apache HBase 1.2.12 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.

Field Summary

Fields
Modifier and Type Field and Description

private static Method GET_DEFAULT_HOST_METHOD

private static boolean HAS_NEW_DNS_GET_DEFAULT_HOST_API

Constructor Summary

Constructors
Modifier Constructor and Description

private DNS()

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.

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

- Field Detail
  - HAS_NEW_DNS_GET_DEFAULT_HOST_API
```
private static boolean HAS_NEW_DNS_GET_DEFAULT_HOST_API
```
  - GET_DEFAULT_HOST_METHOD
```
private static Method GET_DEFAULT_HOST_METHOD
```
- Constructor Detail
  - DNS
```
private DNS()
```
- 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

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