Package org.n52.janmayen.net

Class ProxyChain

java.lang.Object

org.n52.janmayen.net.ProxyChain

public class ProxyChain
extends Object

Representation of a proxy chain as found in HTTP X-Forwarded-For header.

Constructor Summary

Constructors

Constructor	Description
ProxyChain(List<IPAddress> chain)	Creates a new chain from a list of addresses as found in the X-Forwarded-For header.
ProxyChain(IPAddress origin, List<IPAddress> proxies)	Creates a new chain from a origin (the original client) and all intermediate proxies.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
static Optional<ProxyChain>	fromForwardedForHeader(String header)	Creates a Proxy chain from the X-Forwarded-For HTTP header.
(package private) static IPAddress	getIPAddress(String address)
IPAddress	getOrigin()	Get the origin of the request (the clients address).
List<IPAddress>	getProxies()	Get a list of all intermediate proxy servers.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ProxyChain

public ProxyChain(IPAddress origin,
                  List<IPAddress> proxies)

Creates a new chain from a origin (the original client) and all intermediate proxies.

Parameters:

origin - the origin

proxies - the proxies

ProxyChain

public ProxyChain(List<IPAddress> chain)

Creates a new chain from a list of addresses as found in the X-Forwarded-For header. The list has to have at least one member.

Parameters:

chain - the chain

Method Detail

getOrigin

public IPAddress getOrigin()

Get the origin of the request (the clients address).

Returns:

the origin

getProxies

public List<IPAddress> getProxies()

Get a list of all intermediate proxy servers.

Returns:

the proxies

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

fromForwardedForHeader

public static Optional<ProxyChain> fromForwardedForHeader(String header)

Creates a Proxy chain from the X-Forwarded-For HTTP header.

Parameters:

header - the X-Forwarded-For header

Returns:

a ProxyChain if the header is present, non empty and well formed.

getIPAddress

static IPAddress getIPAddress(String address)