MultiDnsServerAddressStreamProvider (Netty API Reference (4.2.7.Final))

java.lang.Object
- io.netty.resolver.dns.MultiDnsServerAddressStreamProvider

All Implemented Interfaces:

DnsServerAddressStreamProvider
```
public final class MultiDnsServerAddressStreamProvider
extends java.lang.Object
implements DnsServerAddressStreamProvider
```
A DnsServerAddressStreamProvider which iterates through a collection of DnsServerAddressStreamProvider until the first non-null result is found.

Constructor Summary

Constructors
Constructor	Description
`MultiDnsServerAddressStreamProvider(DnsServerAddressStreamProvider... providers)`	Create a new instance.
`MultiDnsServerAddressStreamProvider(java.util.List<DnsServerAddressStreamProvider> providers)`	Create a new instance.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`DnsServerAddressStream`	`nameServerAddressStream(java.lang.String hostname)`	Ask this provider for the name servers to query for `hostname`.

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

- Constructor Detail
  - MultiDnsServerAddressStreamProvider
```
public MultiDnsServerAddressStreamProvider(java.util.List<DnsServerAddressStreamProvider> providers)
```
    Create a new instance.
    
    Parameters:
    
    providers - The providers to use for DNS resolution. They will be queried in order.
  - MultiDnsServerAddressStreamProvider
```
public MultiDnsServerAddressStreamProvider(DnsServerAddressStreamProvider... providers)
```
    Create a new instance.
    
    Parameters:
    
    providers - The providers to use for DNS resolution. They will be queried in order.
- Method Detail
  - nameServerAddressStream
```
public DnsServerAddressStream nameServerAddressStream(java.lang.String hostname)
```
    Description copied from interface: DnsServerAddressStreamProvider
    
    Ask this provider for the name servers to query for hostname.
    
    Specified by:
    
    nameServerAddressStream in interface DnsServerAddressStreamProvider
    
    Parameters:
    
    hostname - The hostname for which to lookup the DNS server addressed to use. If this is the final DnsServerAddressStreamProvider to be queried then generally empty string or '.' correspond to the default DnsServerAddressStream.
    
    Returns:
    
    The DnsServerAddressStream which should be used to resolve hostname.