org.xvsm.lookup.gnutella
Class GnutellaPeer

java.lang.Object
  org.xvsm.lookup.gnutella.GnutellaPeer

public class GnutellaPeer
extends java.lang.Object

Is the class that handles the Gnutella functions of a peer.

Author:

Hannu-Daniel Goiss

Constructor Summary

GnutellaPeer(int port, java.lang.String serverIp, int serverPort)
Constructor to initiate a peer using the local port and the server ip-address as well as the port of the server

Method Summary

void	connect() connects the peer to the server to retrieve some addresses of other peers
java.util.Hashtable<java.lang.String,java.lang.Object>	getAnswer()
java.util.Hashtable<java.lang.String,java.lang.Object>	getList() returns the list of objects, which have been published
int	getLocalPort()
java.lang.String	getServerIp()
int	getServerPort()
static void	main(java.lang.String[] args) starting a standalone peer.
void	publish(java.lang.String searchString, java.lang.Object object) adds an additional object to the list of objects, which have been published
java.lang.Object	search(java.lang.String searchString) function to search for an object in the gnutella network by its string.
void	senden(GnutellaRequest request, boolean throwException) sends a request to another peer.
void	unpublish(java.lang.String searchString) removes an object for the list of objects, which have been published

Methods inherited from class java.lang.Object

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

Constructor Detail

GnutellaPeer

public GnutellaPeer(int port,
                    java.lang.String serverIp,
                    int serverPort)
             throws java.net.UnknownHostException,
                    java.io.IOException,
                    java.lang.ClassNotFoundException

Constructor to initiate a peer using the local port and the server ip-address as well as the port of the server

Parameters:

port -

serverIp -

serverPort -

Throws:

java.net.UnknownHostException

java.io.IOException

java.lang.ClassNotFoundException

Method Detail

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException,
                        java.lang.ClassNotFoundException

starting a standalone peer. Simply used for testing

Parameters:

args -

Throws:

java.io.IOException

java.lang.ClassNotFoundException

connect

public void connect()
             throws java.net.UnknownHostException,
                    java.io.IOException,
                    java.lang.ClassNotFoundException

connects the peer to the server to retrieve some addresses of other peers

Throws:

java.net.UnknownHostException

java.io.IOException

java.lang.ClassNotFoundException

getList

public java.util.Hashtable<java.lang.String,java.lang.Object> getList()

returns the list of objects, which have been published

Returns:

publish

public void publish(java.lang.String searchString,
                    java.lang.Object object)

adds an additional object to the list of objects, which have been published

Parameters:

searchString -

object -

unpublish

public void unpublish(java.lang.String searchString)

removes an object for the list of objects, which have been published

Parameters:

searchString -

senden

public void senden(GnutellaRequest request,
                   boolean throwException)
            throws NotFoundException,
                   java.net.UnknownHostException,
                   java.io.IOException,
                   java.lang.ClassNotFoundException

sends a request to another peer. This function should not be used by users of this api. The search function should be used instead.

Parameters:

request -

throwException -

Throws:

NotFoundException

java.net.UnknownHostException

java.io.IOException

java.lang.ClassNotFoundException

search

public java.lang.Object search(java.lang.String searchString)
                        throws java.net.UnknownHostException,
                               java.io.IOException,
                               java.lang.ClassNotFoundException,
                               NotFoundException

function to search for an object in the gnutella network by its string.

Parameters:

searchString -

Returns:

Throws:

java.net.UnknownHostException

java.io.IOException

java.lang.ClassNotFoundException

NotFoundException

getLocalPort

public int getLocalPort()

getServerIp

public java.lang.String getServerIp()

getServerPort

public int getServerPort()

getAnswer

public java.util.Hashtable<java.lang.String,java.lang.Object> getAnswer()