public static void printup(Hashtable table) {
Hashtable new_table = new Hashtable();
Hashtable confidences = new Hashtable();
Iterator key_iter = table.keySet().iterator();
while (key_iter.hasNext()) {
ArrayList<Integer> keys = (ArrayList<Integer>) key_iter.next();
if (keys.size() > 1) {
PermutationIterable<Integer> pi = new PermutationIterable<Integer>(keys);
for (List<Integer> lc : pi) {
new_table.put(lc, table.get(keys));
}
}
}
// System.out.println(table+"!");
table.putAll(new_table);
// System.out.println(table);
confidences = findConfidence(table);
/*System.out.println(table);
System.out.println("-------");
System.out.println(confidences);*/
Iterator key_iter2 = table.keySet().iterator();
while (key_iter2.hasNext()) {
ArrayList<Integer> current_value = new ArrayList<Integer>();
current_value = (ArrayList<Integer>) key_iter2.next();
// System.out.println(MINSUP);
// System.out.println(MINCONF);
if (table.get(current_value) != null && confidences.get(current_value) != null) {
if ((Integer) table.get(current_value) >= MINSUP) {
if (((Double) confidences.get(current_value) * 10) >= MINCONF) {
System.out.println(
test
+ ":"
+ current_value
+ " is a valid rule with support "
+ table.get(current_value)
+ "(Minsupport was"
+ MINSUP
+ ") and confidence"
+ (Double) confidences.get(current_value) * 100
+ "%");
}
}
}
}
}
/**
* Convert a keyword-to-values map to a LoggingEvent
*
* @param fieldMap
* @param exception
* @return logging event
*/
private LoggingEvent convertToEvent(Map fieldMap, String[] exception) {
if (fieldMap == null) {
return null;
}
// a logger must exist at a minimum for the event to be processed
if (!fieldMap.containsKey(LOGGER)) {
fieldMap.put(LOGGER, "Unknown");
}
if (exception == null) {
exception = emptyException;
}
Logger logger = null;
long timeStamp = 0L;
String level = null;
String threadName = null;
Object message = null;
String ndc = null;
String className = null;
String methodName = null;
String eventFileName = null;
String lineNumber = null;
Hashtable properties = new Hashtable();
logger = Logger.getLogger((String) fieldMap.remove(LOGGER));
if ((dateFormat != null) && fieldMap.containsKey(TIMESTAMP)) {
try {
timeStamp = dateFormat.parse((String) fieldMap.remove(TIMESTAMP)).getTime();
} catch (Exception e) {
e.printStackTrace();
}
}
// use current time if timestamp not parseable
if (timeStamp == 0L) {
timeStamp = System.currentTimeMillis();
}
message = fieldMap.remove(MESSAGE);
if (message == null) {
message = "";
}
level = (String) fieldMap.remove(LEVEL);
Level levelImpl;
if (level == null) {
levelImpl = Level.DEBUG;
} else {
// first try to resolve against custom level definition map, then fall back to regular levels
levelImpl = (Level) customLevelDefinitionMap.get(level);
if (levelImpl == null) {
levelImpl = Level.toLevel(level.trim());
if (!level.equals(levelImpl.toString())) {
// check custom level map
if (levelImpl == null) {
levelImpl = Level.DEBUG;
getLogger()
.debug(
"found unexpected level: "
+ level
+ ", logger: "
+ logger.getName()
+ ", msg: "
+ message);
// make sure the text that couldn't match a level is added to the message
message = level + " " + message;
}
}
}
}
threadName = (String) fieldMap.remove(THREAD);
ndc = (String) fieldMap.remove(NDC);
className = (String) fieldMap.remove(CLASS);
methodName = (String) fieldMap.remove(METHOD);
eventFileName = (String) fieldMap.remove(FILE);
lineNumber = (String) fieldMap.remove(LINE);
properties.put(Constants.HOSTNAME_KEY, host);
properties.put(Constants.APPLICATION_KEY, path);
properties.put(Constants.RECEIVER_NAME_KEY, getName());
// all remaining entries in fieldmap are properties
properties.putAll(fieldMap);
LocationInfo info = null;
if ((eventFileName != null)
|| (className != null)
|| (methodName != null)
|| (lineNumber != null)) {
info = new LocationInfo(eventFileName, className, methodName, lineNumber);
} else {
info = LocationInfo.NA_LOCATION_INFO;
}
LoggingEvent event =
new LoggingEvent(
null,
logger,
timeStamp,
levelImpl,
message,
threadName,
new ThrowableInformation(exception),
ndc,
info,
properties);
return event;
}
public static void main(String[] args) {
num_users = 0;
int movie_number = 0;
MINSUP = Double.parseDouble(args[1]);
MINCONF = Double.parseDouble(args[3]);
MAXMOVIES = Integer.parseInt(args[5]);
String test_raw = args[6];
test = "";
test = test_raw.substring(1);
if (test.equals("comb")) {
go_to = true;
}
if ((MINSUP < 0 || MINSUP > 100)
|| (MINCONF < 0 || MINCONF > 100)
|| MAXMOVIES < 0
|| test == null) {
System.out.println("Input variables aren't correct!");
System.exit(0);
}
ArrayList<User> users = new ArrayList<User>(Collections.nCopies(945, blank));
int[] user_exists = new int[945];
try {
FileInputStream fstream = new FileInputStream("src/u.data"); // location of file in eclipse
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String strLine;
while ((strLine = br.readLine()) != null) {
StringTokenizer tok = new StringTokenizer(strLine);
String ID = tok.nextToken();
int userID = Integer.parseInt(ID);
String MID = tok.nextToken();
int movieID = Integer.parseInt(MID);
String RANK = tok.nextToken();
int movieRating = Integer.parseInt(RANK);
Movie current_movie = new Movie(movieID, movieRating);
if (user_exists[userID] == 0) {
num_users++;
users.set(userID, new User(userID, movieID, movieRating));
user_exists[userID] = 1;
} else {
users.get(userID).movies.add(current_movie);
}
}
in.close();
} catch (Exception e) {
if (e.getMessage() != null) {
System.err.println("Error: " + e.getMessage());
}
}
try {
FileInputStream fstream = new FileInputStream("src/u.item"); // location of file in eclipse
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String strLine;
while ((strLine = br.readLine()) != null) {
movie_number++;
StringTokenizer tok = new StringTokenizer(strLine, "|");
String number = tok.nextToken();
int movieNumber = Integer.parseInt(number);
String movieName = tok.nextToken();
for (int i = 0; i < users.size(); i++) {
for (int j = 0; j < users.get(i).movies.size(); j++) {
if (users.get(i).movies.get(j).movieID == movieNumber) {
users.get(i).movies.get(j).setName(movieName);
}
}
}
}
in.close();
} catch (Exception j) {
System.err.println("Error: " + j.getMessage());
}
// System.out.println("Num users is "+num_users);
if (test.equals("pos")) {
for (int user_num = 1; user_num < num_users + 1; user_num++) {
for (int usermovies = 0; usermovies < users.get(user_num).movies.size(); usermovies++) {
if (users.get(user_num).movies.get(usermovies).ranking <= 3) {
users.get(user_num).movies.remove(usermovies);
usermovies--;
}
}
}
MINSUP *= num_users;
MINCONF *= 10;
System.out.println(MINSUP);
System.out.println(MINCONF);
ArrayList<Movie> users_movies = new ArrayList<Movie>();
Hashtable table = new Hashtable();
Hashtable master_table = new Hashtable();
for (int i = 1; i <= num_users; i++) {
for (int k = 0; k < users.get(i).movies.size(); k++) {
ArrayList<Integer> add = new ArrayList<Integer>();
add.add(users.get(i).movies.get(k).movieID);
// System.out.println(users.get(i).movies.get(k).movieID+ " is the current movie from user
// "+i);
// if(users.get(i).movies.get(k).ranking>3){
if (table.containsKey(add)) {
int table_value = (Integer) table.get(add);
table_value++;
table.put(add, table_value);
// System.out.println("added 1 to the existing");
} else {
table.put(add, 1);
// System.out.println("added a new");
}
// }
}
}
System.out.println(table);
Iterator final_iter = table.keySet().iterator();
while (final_iter.hasNext()) {
ArrayList<Integer> next = (ArrayList<Integer>) final_iter.next();
// System.out.println(t.get(next));
// System.out.println(MINSUP);
if ((Integer) table.get(next) < MINSUP) {
// System.out.println("hi");
final_iter.remove();
}
}
// System.out.println(table);
master_table.putAll(table);
// System.out.println(master_table);
for (int i = 2; i <= MAXMOVIES; i++) {
table = find_combos(table, users, i);
// System.out.println("table generated is "+table);
if (!table.isEmpty()) {
master_table.putAll(table);
}
// System.out.println(master_table);
}
// System.out.println(master_table+" is before print_up");
printup(master_table);
}
if (test.equals("neg")) {
for (int user_num = 1; user_num < num_users + 1; user_num++) {
for (int usermovies = 0; usermovies < users.get(user_num).movies.size(); usermovies++) {
if (users.get(user_num).movies.get(usermovies).ranking >= 3) {
users.get(user_num).movies.remove(usermovies);
usermovies--;
}
}
}
MINSUP *= num_users;
MINCONF *= 10;
ArrayList<Movie> users_movies = new ArrayList<Movie>();
Hashtable table = new Hashtable();
Hashtable master_table = new Hashtable();
for (int i = 1; i <= num_users; i++) {
for (int k = 0; k < users.get(i).movies.size(); k++) {
ArrayList<Integer> add = new ArrayList<Integer>();
add.add(users.get(i).movies.get(k).movieID);
// System.out.println(users.get(i).movies.get(k).movieID+ " is the current movie from user
// "+i);
// if(users.get(i).movies.get(k).ranking>3){
if (table.containsKey(add)) {
int table_value = (Integer) table.get(add);
table_value++;
table.put(add, table_value);
// System.out.println("added 1 to the existing");
} else {
table.put(add, 1);
// System.out.println("added a new");
}
// }
}
}
// System.out.println(table);
Iterator final_iter = table.keySet().iterator();
while (final_iter.hasNext()) {
ArrayList<Integer> next = (ArrayList<Integer>) final_iter.next();
// System.out.println(t.get(next));
// System.out.println(MINSUP);
if ((Integer) table.get(next) < MINSUP) {
// System.out.println("hi");
final_iter.remove();
}
}
// System.out.println(table);
master_table.putAll(table);
// System.out.println(master_table);
for (int i = 2; i <= MAXMOVIES; i++) {
table = find_combos(table, users, i);
if (!table.isEmpty()) {
master_table.putAll(table);
}
}
// System.out.println(master_table+" is before print_up");
printup(master_table);
}
if (test.equals("comb")) {
for (int user_num = 1; user_num < num_users + 1; user_num++) {
for (int usermovies = 0; usermovies < users.get(user_num).movies.size(); usermovies++) {
if (users.get(user_num).movies.get(usermovies).ranking >= 3) {
users.get(user_num).movies.remove(usermovies);
usermovies--;
}
}
}
MINSUP *= num_users;
MINCONF *= 10;
ArrayList<Movie> users_movies = new ArrayList<Movie>();
Hashtable table = new Hashtable();
Hashtable master_table = new Hashtable();
for (int i = 1; i <= num_users; i++) {
for (int k = 0; k < users.get(i).movies.size(); k++) {
ArrayList<Integer> add = new ArrayList<Integer>();
add.add(users.get(i).movies.get(k).movieID);
// System.out.println(users.get(i).movies.get(k).movieID+ " is the current movie from user
// "+i);
// if(users.get(i).movies.get(k).ranking>3){
if (table.containsKey(add)) {
int table_value = (Integer) table.get(add);
table_value++;
table.put(add, table_value);
// System.out.println("added 1 to the existing");
} else {
table.put(add, 1);
// System.out.println("added a new");
}
// }
}
}
// System.out.println(table);
Iterator final_iter = table.keySet().iterator();
while (final_iter.hasNext()) {
ArrayList<Integer> next = (ArrayList<Integer>) final_iter.next();
// System.out.println(t.get(next));
// System.out.println(MINSUP);
if ((Integer) table.get(next) < MINSUP) {
// System.out.println("hi");
final_iter.remove();
}
}
// System.out.println(table);
master_table.putAll(table);
// System.out.println(master_table);
for (int i = 2; i <= MAXMOVIES; i++) {
table = find_combos(table, users, i);
if (!table.isEmpty()) {
master_table.putAll(table);
}
}
// System.out.println(master_table+" is before print_up");
test = "neg";
printup(master_table);
test = "comb2";
}
if (test.equals("comb2")) {
users = new ArrayList<User>(Collections.nCopies(945, blank));
user_exists = new int[945];
num_users = 0;
try {
FileInputStream fstream = new FileInputStream("src/u.data"); // location of file in eclipse
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String strLine;
while ((strLine = br.readLine()) != null) {
StringTokenizer tok = new StringTokenizer(strLine);
String ID = tok.nextToken();
int userID = Integer.parseInt(ID);
String MID = tok.nextToken();
int movieID = Integer.parseInt(MID);
String RANK = tok.nextToken();
int movieRating = Integer.parseInt(RANK);
Movie current_movie = new Movie(movieID, movieRating);
if (user_exists[userID] == 0) {
num_users++;
users.set(userID, new User(userID, movieID, movieRating));
user_exists[userID] = 1;
} else {
users.get(userID).movies.add(current_movie);
}
}
in.close();
} catch (Exception e) {
if (e.getMessage() != null) {
System.err.println("Error: " + e.getMessage());
}
}
try {
FileInputStream fstream = new FileInputStream("src/u.item"); // location of file in eclipse
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String strLine;
while ((strLine = br.readLine()) != null) {
movie_number++;
StringTokenizer tok = new StringTokenizer(strLine, "|");
String number = tok.nextToken();
int movieNumber = Integer.parseInt(number);
String movieName = tok.nextToken();
for (int i = 0; i < users.size(); i++) {
for (int j = 0; j < users.get(i).movies.size(); j++) {
if (users.get(i).movies.get(j).movieID == movieNumber) {
users.get(i).movies.get(j).setName(movieName);
}
}
}
}
in.close();
} catch (Exception j) {
System.err.println("Error: " + j.getMessage());
}
for (int user_num = 1; user_num < num_users + 1; user_num++) {
for (int usermovies = 0; usermovies < users.get(user_num).movies.size(); usermovies++) {
if (users.get(user_num).movies.get(usermovies).ranking <= 3) {
users.get(user_num).movies.remove(usermovies);
usermovies--;
}
}
}
ArrayList<Movie> users_movies = new ArrayList<Movie>();
Hashtable table = new Hashtable();
Hashtable master_table = new Hashtable();
for (int i = 1; i <= num_users; i++) {
for (int k = 0; k < users.get(i).movies.size(); k++) {
ArrayList<Integer> add = new ArrayList<Integer>();
add.add(users.get(i).movies.get(k).movieID);
// System.out.println(users.get(i).movies.get(k).movieID+ " is the current movie from user
// "+i);
if (table.containsKey(add)) {
int table_value = (Integer) table.get(add);
table_value++;
table.put(add, table_value);
// System.out.println("added 1 to the existing");
} else {
table.put(add, 1);
// System.out.println("added a new");
}
// }
}
}
// System.out.println(table);
Iterator final_iter = table.keySet().iterator();
while (final_iter.hasNext()) {
ArrayList<Integer> next = (ArrayList<Integer>) final_iter.next();
// System.out.println(t.get(next));
// System.out.println(MINSUP);
if ((Integer) table.get(next) < MINSUP) {
// System.out.println("hi");
final_iter.remove();
}
}
// System.out.println(table);
master_table.putAll(table);
// System.out.println(master_table);
for (int i = 2; i < MAXMOVIES; i++) {
table = find_combos(table, users, i);
if (!table.isEmpty()) {
master_table.putAll(table);
}
}
// System.out.println(master_table+" is before print_up");
test = "pos";
printup(master_table);
}
}
