edu.iu.harp.client

Class Sender

java.lang.Object

edu.iu.harp.client.Sender

Direct Known Subclasses:

DataSender

public abstract class Sender
extends java.lang.Object

The abstract class for sending the data

Constructor Summary

Constructors

Constructor and Description
Sender(Data d, int destID, Workers w, byte command) To send data between workers, sender and receiver must both have valid IDs.
Sender(Data d, java.lang.String h, int p, byte command) Use host and port directly do send between any to processes It can send data from a process other than workers or send data from a worker to a process outside.

Method Summary

Modifier and Type	Method and Description
boolean	execute() Send the data
protected byte	getCommand() Get the command
protected int	getDestWorkerID() Get the ID of the destination worker
protected Workers	getWorkers() Get the workers
protected abstract void	handleData(Connection conn, Data data) Abstract method for handling the data

Methods inherited from class java.lang.Object

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

Constructor Detail

Sender

public Sender(Data d,
              int destID,
              Workers w,
              byte command)

To send data between workers, sender and receiver must both have valid IDs.

Parameters:

d - the data

destID - the ID of the destination

w - the workers

command - the command

Sender

public Sender(Data d,
              java.lang.String h,
              int p,
              byte command)

Use host and port directly do send between any to processes It can send data from a process other than workers or send data from a worker to a process outside. If send data from outside, data's worker ID should be unknown

Parameters:

d -

h -

p -

command -

Method Detail

execute

public boolean execute()

Send the data

Returns:

true if succeeded, false if not.

getDestWorkerID

protected int getDestWorkerID()

Get the ID of the destination worker

Returns:

the ID of the destination worker

getWorkers

protected Workers getWorkers()

Get the workers

Returns:

the workers

getCommand

protected byte getCommand()

Get the command

Returns:

the command

handleData

protected abstract void handleData(Connection conn,
                                   Data data)
                            throws java.lang.Exception

Abstract method for handling the data

Parameters:

conn - the connection object

data - the Data

Throws:

java.lang.Exception