Package opinion

Class SocialNetwork

java.lang.Object

opinion.SocialNetwork

All Implemented Interfaces:

opinion.ISocialNetwork

public class SocialNetwork
extends Object
implements opinion.ISocialNetwork

Represents a social network.

Constructor Summary

Constructors

Constructor	Description
SocialNetwork()	Constructs a new social network.

Method Summary

Modifier and Type	Method	Description
void	addItemBook(String login, String password, String title, String kind, String author, int nbPages)	Adds a new book to the social network.
void	addItemFilm(String login, String password, String title, String kind, String director, String scriptwriter, int duration)	Adds a new film to the social network.
void	addMember(String login, String password, String profile)	Adds a new member to the social network.
LinkedList<String>	consultItems(String title)	Consults items.
<T> Item	getItem(String title, Class<T> type)	Gets an item by its title and type.
<T> LinkedList<T>	getItems(Class<T> itemType)	Gets the list of items in the social network.
Member	getMember(String login)	Gets a member by their login.
LinkedList<Member>	getMembers()	Gets the list of members in the social network.
static void	main(String[] args)	The main method of the SocialNetwork class.
int	nbBooks()	Returns the number of books in the social network.
int	nbFilms()	Returns the number of films in the social network.
int	nbMembers()	Returns the number of members in the social network.
float	reviewItemBook(String login, String password, String title, float mark, String comment)	Reviews a book.
float	reviewItemFilm(String login, String password, String title, float mark, String comment)	Reviews a film.
String	toString()	Returns a string representation of this social network.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

SocialNetwork

public SocialNetwork()

Constructs a new social network.

Method Details

getMembers

public LinkedList<Member> getMembers()

Gets the list of members in the social network.

Returns:

the list of members in the social network

getItems

public <T> LinkedList<T> getItems(Class<T> itemType)

Gets the list of items in the social network.

Type Parameters:

T - the type of item

Parameters:

itemType - the type of item to retrieve (e.g., ItemBook.class, ItemFilm.class)

Returns:

the list of items of the specified type in the social network

toString

public String toString()

Returns a string representation of this social network.

Specified by:

toString in interface opinion.ISocialNetwork

Overrides:

toString in class Object

Returns:

a string representation of this social network

nbMembers

public int nbMembers()

Returns the number of members in the social network.

Specified by:

nbMembers in interface opinion.ISocialNetwork

Returns:

the number of members in the social network

nbFilms

public int nbFilms()

Returns the number of films in the social network.

Specified by:

nbFilms in interface opinion.ISocialNetwork

Returns:

the number of films in the social network

nbBooks

public int nbBooks()

Returns the number of books in the social network.

Specified by:

nbBooks in interface opinion.ISocialNetwork

Returns:

the number of books in the social network

getMember

public Member getMember(String login)

Gets a member by their login.

Parameters:

login - the login of the member

Returns:

the member with the specified login, or null if not found

getItem

public <T> Item getItem(String title,
 Class<T> type)

Gets an item by its title and type.

Type Parameters:

T - the type of the item

Parameters:

title - the title of the item

type - the type of the item (e.g., ItemBook.class, ItemFilm.class)

Returns:

the item with the specified title and type, or null if not found

addMember

public void addMember(String login,
 String password,
 String profile)
               throws exceptions.BadEntryException,
exceptions.MemberAlreadyExistsException

Adds a new member to the social network.

Specified by:

addMember in interface opinion.ISocialNetwork

Parameters:

login - the login of the member

password - the password of the member

profile - the profile of the member

Throws:

exceptions.BadEntryException - if the provided parameters are invalid

exceptions.MemberAlreadyExistsException - if a member with the same login already exists

addItemFilm

public void addItemFilm(String login,
 String password,
 String title,
 String kind,
 String director,
 String scriptwriter,
 int duration)
                 throws exceptions.BadEntryException,
exceptions.NotMemberException,
exceptions.ItemFilmAlreadyExistsException

Adds a new film to the social network.

Specified by:

addItemFilm in interface opinion.ISocialNetwork

Parameters:

login - the login of the member

password - the password of the member

title - the title of the film

kind - the kind or genre of the film

director - the director of the film

scriptwriter - the scriptwriter of the film

duration - the duration of the film in minutes

Throws:

exceptions.BadEntryException - if the provided parameters are invalid

exceptions.NotMemberException - if the member doesn't exist

exceptions.ItemFilmAlreadyExistsException - if a film with the same title already exists

addItemBook

public void addItemBook(String login,
 String password,
 String title,
 String kind,
 String author,
 int nbPages)
                 throws exceptions.BadEntryException,
exceptions.NotMemberException,
exceptions.ItemBookAlreadyExistsException

Adds a new book to the social network.

Specified by:

addItemBook in interface opinion.ISocialNetwork

Parameters:

login - the login of the member

password - the password of the member

title - the title of the book

kind - the kind or genre of the book

author - the author of the book

nbPages - the number of pages in the book

Throws:

exceptions.BadEntryException - if the provided parameters are invalid

exceptions.NotMemberException - if the member doesn't exist

exceptions.ItemBookAlreadyExistsException - if a book with the same title and author already exists

reviewItemFilm

public float reviewItemFilm(String login,
 String password,
 String title,
 float mark,
 String comment)
                     throws exceptions.BadEntryException,
exceptions.NotMemberException,
exceptions.NotItemException

Reviews a film.

Specified by:

reviewItemFilm in interface opinion.ISocialNetwork

Parameters:

login - the login of the member

password - the password of the member

title - the title of the film

mark - the mark given to the film

comment - the comment on the film

Returns:

the mean reviews of the film

Throws:

exceptions.BadEntryException - if the provided parameters are invalid

exceptions.NotMemberException - if the member doesn't exist

exceptions.NotItemException - if the film doesn't exist

reviewItemBook

public float reviewItemBook(String login,
 String password,
 String title,
 float mark,
 String comment)
                     throws exceptions.BadEntryException,
exceptions.NotMemberException,
exceptions.NotItemException

Reviews a book.

Specified by:

reviewItemBook in interface opinion.ISocialNetwork

Parameters:

login - the login of the member

password - the password of the member

title - the title of the book

mark - the mark given to the book

comment - the comment on the book

Returns:

the mean reviews of the book

Throws:

exceptions.BadEntryException - if the provided parameters are invalid

exceptions.NotMemberException - if the member doesn't exist

exceptions.NotItemException - if the book doesn't exist

consultItems

public LinkedList<String> consultItems(String title)
                                throws exceptions.BadEntryException

Consults items.

Specified by:

consultItems in interface opinion.ISocialNetwork

Parameters:

title - the title of the item

Returns:

a list of string representations of items with the specified title

Throws:

exceptions.BadEntryException - if the provided title is invalid

main

public static void main(String[] args)

The main method of the SocialNetwork class.

Parameters:

args - the arguments passed to the main method