servlet
Class ControlStatus

java.lang.Object
  servlet.ControlStatus

public class ControlStatus
extends java.lang.Object

This class checks if the users of the contacts list are on-line.

Author:

Alessandro Franchini

Field Summary

private int	finalsize
private ContactList	list
private ContactList	temp
private User	user

Constructor Summary

ControlStatus(ContactList cl, User user)
The constructor

Method Summary

private void	addUser(User name) This method adds a user of the new list.
ContactList	getFinalList() Returns the final contacts list.
User	getUser() This method gets and removes the first user of the list.
void	setUser(User name) If the user is a friend, checks if he is online.

Methods inherited from class java.lang.Object

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

Field Detail

temp

private ContactList temp

list

private ContactList list

user

private User user

finalsize

private int finalsize

Constructor Detail

ControlStatus

public ControlStatus(ContactList cl,
                     User user)

The constructor

Parameters:

cl - the contacts list

user - the user

Method Detail

getUser

public User getUser()

This method gets and removes the first user of the list.

Returns:

the first user of the list.

addUser

private void addUser(User name)

This method adds a user of the new list.

Parameters:

name -

setUser

public void setUser(User name)

If the user is a friend, checks if he is online. After the check, adds it at the new contacts list.

Parameters:

name - the user

getFinalList

public ContactList getFinalList()

Returns the final contacts list.

Returns:

the contacts list.