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Copy pathMovieRunnerWithFilters.java
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MovieRunnerWithFilters.java
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/**
* MovieRunnerWithFilters contains tests for ThirdRatings class.
*
* @ Konstantin Krumin
* @ Version: 1.0 (February 19, 2020)
*/
import java.util.*;
public class MovieRunnerWithFilters {
public void printAverageRatings () {
ThirdRatings thirdRatings = new ThirdRatings ("ratings");
MovieDatabase.initialize("ratedmoviesfull");
System.out.println("Read data for " + thirdRatings.getRaterSize() + " raters");
System.out.println("Read data for " + MovieDatabase.size() + " movies");
int minNumOfRatings = 35; // variable
ArrayList<Rating> averageRatings = thirdRatings.getAverageRatings(minNumOfRatings);
System.out.println("There are " + averageRatings.size() + " movies with " +
minNumOfRatings + " or more rating(s) :");
Collections.sort(averageRatings);
for (Rating rating : averageRatings) {
System.out.println(rating.getValue() + " " + MovieDatabase.getTitle(rating.getItem()));
}
}
public void printAverageRatingsByYearAfter () {
ThirdRatings thirdRatings = new ThirdRatings ("ratings");
MovieDatabase.initialize("ratedmoviesfull");
System.out.println("Read data for " + thirdRatings.getRaterSize() + " raters");
System.out.println("Read data for " + MovieDatabase.size() + " movies");
int year = 2000; // variable
YearAfterFilter yaf = new YearAfterFilter (year);
int minNumOfRatings = 20; // variable
ArrayList<Rating> averageRatings = thirdRatings.getAverageRatingsByFilter(minNumOfRatings, yaf);
System.out.println("There are " + averageRatings.size() + " movies released after "
+ year + " with " + minNumOfRatings + " or more rating(s) : ");
Collections.sort(averageRatings);
for (Rating rating : averageRatings) {
System.out.println(rating.getValue() + " " + MovieDatabase.getYear(rating.getItem())
+ " " + MovieDatabase.getTitle(rating.getItem()));
}
}
public void printAverageRatingsByGenre () {
ThirdRatings thirdRatings = new ThirdRatings ("ratings");
MovieDatabase.initialize("ratedmoviesfull");
System.out.println("Read data for " + thirdRatings.getRaterSize() + " raters");
System.out.println("Read data for " + MovieDatabase.size() + " movies");
String genre = "Comedy"; // variable
GenreFilter gf = new GenreFilter (genre);
int minNumOfRatings = 20; // variable
ArrayList<Rating> averageRatings = thirdRatings.getAverageRatingsByFilter(minNumOfRatings, gf);
System.out.println("There are " + averageRatings.size() + " movies in genre of \""
+ genre + "\" with " + minNumOfRatings + " or more rating(s) :");
Collections.sort(averageRatings);
for (Rating rating : averageRatings) {
System.out.println(rating.getValue() + " " + MovieDatabase.getTitle(rating.getItem()));
System.out.println("Genre(s) : " + MovieDatabase.getGenres(rating.getItem()));
}
}
public void printAverageRatingsByMinutes () {
ThirdRatings thirdRatings = new ThirdRatings ("ratings");
MovieDatabase.initialize("ratedmoviesfull");
System.out.println("Read data for " + thirdRatings.getRaterSize() + " raters");
System.out.println("Read data for " + MovieDatabase.size() + " movies");
int minMinutes = 105; // variable
int maxMinutes = 135; // variable
MinutesFilter mf = new MinutesFilter (minMinutes, maxMinutes);
int minNumOfRatings = 5; // variable
ArrayList<Rating> averageRatings = thirdRatings.getAverageRatingsByFilter(minNumOfRatings, mf);
System.out.println("There are " + averageRatings.size() + " movies that are between "
+ minMinutes + " and " + maxMinutes + " length with " + minNumOfRatings + " or more rating(s) :");
Collections.sort(averageRatings);
for (Rating rating : averageRatings) {
System.out.println(rating.getValue() + " Time: " + MovieDatabase.getMinutes(rating.getItem())
+ " " + MovieDatabase.getTitle(rating.getItem()));
}
}
public void printAverageRatingsByDirectors () {
ThirdRatings thirdRatings = new ThirdRatings ("ratings");
MovieDatabase.initialize("ratedmoviesfull");
System.out.println("Read data for " + thirdRatings.getRaterSize() + " raters");
System.out.println("Read data for " + MovieDatabase.size() + " movies");
String directorsList = "Clint Eastwood,Joel Coen,Martin Scorsese,Roman Polanski,Nora Ephron,Ridley Scott,Sydney Pollack"; // variable
DirectorsFilter df = new DirectorsFilter (directorsList);
int minNumOfRatings = 4; // variable
ArrayList<Rating> averageRatings = thirdRatings.getAverageRatingsByFilter(minNumOfRatings, df);
System.out.println("There are " + averageRatings.size() + " movies that were directed "
+ "by either of those directors : " + directorsList + ", with " + minNumOfRatings
+ " or more rating(s) :");
Collections.sort(averageRatings);
for (Rating rating : averageRatings) {
System.out.println(rating.getValue() + " " + MovieDatabase.getTitle(rating.getItem()));
System.out.println("Directed by : " + MovieDatabase.getDirector(rating.getItem()));
}
}
public void printAverageRatingsByYearAfterAndGenre () {
ThirdRatings thirdRatings = new ThirdRatings ("ratings");
MovieDatabase.initialize("ratedmoviesfull");
System.out.println("Read data for " + thirdRatings.getRaterSize() + " raters");
System.out.println("Read data for " + MovieDatabase.size() + " movies");
int year = 1990; // variable
YearAfterFilter yaf = new YearAfterFilter (year);
String genre = "Drama"; // variable
GenreFilter gf = new GenreFilter (genre);
AllFilters af = new AllFilters();
af.addFilter(yaf);
af.addFilter(gf);
int minNumOfRatings = 8; // variable
ArrayList<Rating> avgRatings = thirdRatings.getAverageRatingsByFilter(minNumOfRatings, af);
System.out.println("There is(are) " + avgRatings.size() + " movie(s) in genre of \""
+ genre + "\" that was(were) directed after " + year + " with " + minNumOfRatings
+ " or more rating(s) :");
Collections.sort(avgRatings);
for (Rating rating : avgRatings) {
System.out.println(rating.getValue() + " " + MovieDatabase.getYear(rating.getItem())
+ " " + MovieDatabase.getTitle(rating.getItem()));
System.out.println("Genre : " + MovieDatabase.getGenres(rating.getItem()));
}
}
public void printAverageRatingsByDirectorsAndMinutes () {
ThirdRatings thirdRatings = new ThirdRatings ("ratings");
MovieDatabase.initialize("ratedmoviesfull");
System.out.println("Read data for " + thirdRatings.getRaterSize() + " raters");
System.out.println("Read data for " + MovieDatabase.size() + " movies");
String directorsList = "Clint Eastwood,Joel Coen,Tim Burton,Ron Howard,Nora Ephron,Sydney Pollack"; // variable
DirectorsFilter df = new DirectorsFilter (directorsList);
int minMinutes = 90; // variable
int maxMinutes = 180; // variable
MinutesFilter mf = new MinutesFilter (minMinutes, maxMinutes);
AllFilters af = new AllFilters();
af.addFilter(df);
af.addFilter(mf);
int minNumOfRatings = 3; // variable
ArrayList<Rating> avgRatings = thirdRatings.getAverageRatingsByFilter(minNumOfRatings, af);
System.out.println("There is(are) " + avgRatings.size() + " movie(s) that were filmed by"
+ " either one of these directors : " + directorsList + "; and between "
+ minMinutes + " and " + maxMinutes + " in length, with " + minNumOfRatings
+ " or more rating(s) :");
Collections.sort(avgRatings);
for (Rating rating : avgRatings) {
System.out.println(rating.getValue() + " Time: " + MovieDatabase.getMinutes(rating.getItem())
+ " " + MovieDatabase.getTitle(rating.getItem()));
System.out.println("Directed by : " + MovieDatabase.getDirector(rating.getItem()));
}
}
}