Class ReviewManager

java.lang.Object

Manager

ReviewManager

All Implemented Interfaces:

Base, BaseManager

public class ReviewManager
extends Manager
implements BaseManager

A ReviewManager class that extends Manager and implements BaseManager interface

A ReviewManager object that processes all Review related information

Constructor Summary

Constructors

Constructor	Description
ReviewManager()

Method Summary

Modifier and Type	Method	Description
void	addReview(String userID, String movieID, double scale, String reviewString)	Method to add review for movies
double	getAvgRating(String movieId)	Method to get average rating for a movie
ArrayList<ReviewEY>	getListByMovieID(String movieId)	Method to get review list by movieID
ArrayList<ReviewEY>	getListByUserID(String userId)	Method to get review list by userID
ArrayList<ReviewEY>	getMovieRatings(MovieEY movie)	Method to get movie ratings from review objects based on movie rating ID
void	primeViewerRatings()	Method to read review object from file
void	setManagers()	Method to set the Managers
void	setMasterLists()	Method to set Master List
ArrayList<String>	top5MoviesByViewerRatings()	Method to get top 5 movies based on ratings
void	writeViewerRatings()	Method to write review objects to text file

Methods inherited from class Manager

getCentralManager, setCentralManager

Methods inherited from class java.lang.Object

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

Methods inherited from interface Base

getCentralManager, setCentralManager

Constructor Details

ReviewManager

public ReviewManager()

Method Details

setManagers

public void setManagers()

Method to set the Managers

Specified by:

setManagers in interface Base

setMasterLists

public void setMasterLists()

Method to set Master List

Specified by:

setMasterLists in interface BaseManager

addReview

public void addReview(String userID,
 String movieID,
 double scale,
 String reviewString)

Method to add review for movies

Parameters:

userID - The userID

movieID - The movieID

scale - The Scale(1-5)

reviewString - The review for movie

getListByMovieID

public ArrayList<ReviewEY> getListByMovieID(String movieId)

Method to get review list by movieID

Parameters:

movieId - The movieID

Returns:

The review objects

getListByUserID

public ArrayList<ReviewEY> getListByUserID(String userId)

Method to get review list by userID

Parameters:

userId - The userID

Returns:

The review objects

getAvgRating

public double getAvgRating(String movieId)

Method to get average rating for a movie

Parameters:

movieId - The movieID

Returns:

The average rating

top5MoviesByViewerRatings

public ArrayList<String> top5MoviesByViewerRatings()

Method to get top 5 movies based on ratings

Returns:

The list of top 5 movies

getMovieRatings

public ArrayList<ReviewEY> getMovieRatings(MovieEY movie)

Method to get movie ratings from review objects based on movie rating ID

Parameters:

movie - The movie object

Returns:

The movie reviews

primeViewerRatings

public void primeViewerRatings()
                        throws IOException

Method to read review object from file

Throws:

IOException - If there's read error

writeViewerRatings

public void writeViewerRatings()
                        throws IOException

Method to write review objects to text file

Throws:

IOException - If there's write error