org.mpisws.p2p.transport.sourceroute
Class SourceRoute<Identifier>

java.lang.Object
  org.mpisws.p2p.transport.sourceroute.SourceRoute<Identifier>

Direct Known Subclasses:

MultiAddressSourceRoute, WireSourceRoute

public abstract class SourceRoute<Identifier>
extends java.lang.Object

Class which represets a source route to a remote IP address.

Version:

$Id: SourceRoute.java 3613 2007-02-15 14:45:14Z jstewart $

Author:

Alan Mislove

Field Summary

protected java.util.List<Identifier>

path

Constructor Summary

protected	SourceRoute(Identifier address)
protected	SourceRoute(Identifier local, Identifier remote)
protected	SourceRoute(java.util.List<Identifier> path) Constructor

Method Summary

boolean	equals(java.lang.Object o) Checks equality on source routes
Identifier	getFirstHop() Method which returns the first "hop" of this source route
int	getHop(Identifier identifier) Returns which hop in the path the identifier is.
Identifier	getHop(int i) Returns the hop at the given index
Identifier	getLastHop() Method which returns the first "hop" of this source route
int	getNumHops() Returns the number of hops in this source route
abstract int	getSerializedLength()
boolean	goesThrough(Identifier address) Returns whether or not this route goes through the given address
int	hashCode() Returns the hashCode of this source route
boolean	isDirect() Returns whether or not this route is direct
abstract void	serialize(OutputBuffer buf) Raw Serialization
java.lang.String	toString() Internal method for computing the toString of an array of InetSocketAddresses

Methods inherited from class java.lang.Object

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

Field Detail

path

protected java.util.List<Identifier> path

Constructor Detail

SourceRoute

protected SourceRoute(java.util.List<Identifier> path)

Constructor

Parameters:

nodeId - This node handle's node Id.

address - DESCRIBE THE PARAMETER

SourceRoute

protected SourceRoute(Identifier address)

SourceRoute

protected SourceRoute(Identifier local,
                      Identifier remote)

Method Detail

hashCode

public int hashCode()

Returns the hashCode of this source route

Overrides:

hashCode in class java.lang.Object

Returns:

The hashCode

equals

public boolean equals(java.lang.Object o)

Checks equality on source routes

Overrides:

equals in class java.lang.Object

Parameters:

o - The source route to compare to

Returns:

The equality

toString

public java.lang.String toString()

Internal method for computing the toString of an array of InetSocketAddresses

Overrides:

toString in class java.lang.Object

Parameters:

path - The path

Returns:

THe string

getFirstHop

public Identifier getFirstHop()

Method which returns the first "hop" of this source route

Returns:

The first hop of this source route

getLastHop

public Identifier getLastHop()

Method which returns the first "hop" of this source route

Returns:

The first hop of this source route

getNumHops

public int getNumHops()

Returns the number of hops in this source route

Returns:

The number of hops

getHop

public Identifier getHop(int i)

Returns the hop at the given index

Parameters:

i - The hop index

Returns:

The hop

isDirect

public boolean isDirect()

Returns whether or not this route is direct

Returns:

whether or not this route is direct

goesThrough

public boolean goesThrough(Identifier address)

Returns whether or not this route goes through the given address

Returns:

whether or not this route goes through the given address

getHop

public int getHop(Identifier identifier)

Returns which hop in the path the identifier is.

Parameters:

identifier - the hop

Returns:

-1 if not in the path

serialize

public abstract void serialize(OutputBuffer buf)
                        throws java.io.IOException

Raw Serialization

Throws:

java.io.IOException

getSerializedLength

public abstract int getSerializedLength()