Package org.minidns.dnsserverlookup.android21

Class AndroidUsingLinkProperties

java.lang.Object

org.minidns.dnsserverlookup.AbstractDnsServerLookupMechanism

org.minidns.dnsserverlookup.android21.AndroidUsingLinkProperties

All Implemented Interfaces:

java.lang.Comparable<DnsServerLookupMechanism>, DnsServerLookupMechanism

public class AndroidUsingLinkProperties
extends AbstractDnsServerLookupMechanism

A DNS server lookup mechanism using Android's Link Properties method available on Android API 21 or higher. Use setup(Context) to setup this mechanism.

Requires the ACCESS_NETWORK_STATE permission.

Field Summary

Fields inherited from class org.minidns.dnsserverlookup.AbstractDnsServerLookupMechanism

LOGGER

Constructor Summary

Constructors

Constructor	Description
AndroidUsingLinkProperties(android.content.Context context)	Construct this DNS server lookup mechanism.

Method Summary

Modifier and Type	Method	Description
java.util.List<java.lang.String>	getDnsServerAddresses()	Returns a List of String representing ideally IP addresses.
boolean	isAvailable()
static AndroidUsingLinkProperties	setup(android.content.Context context)	Setup this DNS server lookup mechanism.

Methods inherited from class org.minidns.dnsserverlookup.AbstractDnsServerLookupMechanism

compareTo, getName, getPriority, toListOfStrings

Methods inherited from class java.lang.Object

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

Constructor Detail

AndroidUsingLinkProperties

public AndroidUsingLinkProperties(android.content.Context context)

Construct this DNS server lookup mechanism.

Parameters:

context - an Android context.

Method Detail

setup

public static AndroidUsingLinkProperties setup(android.content.Context context)

Setup this DNS server lookup mechanism. You need to invoke this method only once, ideally before you do your first DNS lookup.

Parameters:

context - a Context instance.

Returns:

the instance of the newly setup mechanism

isAvailable

public boolean isAvailable()

getDnsServerAddresses

public java.util.List<java.lang.String> getDnsServerAddresses()

Description copied from interface: DnsServerLookupMechanism

Returns a List of String representing ideally IP addresses. The list must be modifiable.

Note that the lookup mechanisms are not required to assure that only IP addresses are returned. This verification is performed in when using DnsClient.findDNS().

Specified by:

getDnsServerAddresses in interface DnsServerLookupMechanism

Specified by:

getDnsServerAddresses in class AbstractDnsServerLookupMechanism

Returns:

a List of Strings presenting hopefully IP addresses.