id stringlengths 36 36 | text stringlengths 1 1.25M |
|---|---|
71666e56-c257-45f6-8131-18cb87f716b4 | protected Operator() {}; |
40c7f9bf-1efb-4d54-bbf6-73743b81c54a | public void add(ArithmeticExpression exp){
operands.add(exp);
} |
f38f70a4-2a64-429b-adca-8f42abbde271 | public ArithmeticExpressionIterator(ArithmeticExpression e) {
this.e = e;
chars = new Stack<ArithmeticExpression>();
chars.push(e);
build(e);
} |
66775687-d1d2-4e9c-b5ee-59742e01e75b | private void build(ArithmeticExpression exp) {
if (exp instanceof Operator) {
Operator op = (Operator)exp;
for (ArithmeticExpression ex : op.operands) {
chars.push(ex);
build(ex);
}
}
} |
4c6e6886-aa37-49a5-93b7-6cbf5df1070c | @Override
public boolean hasNext() {
return (chars.isEmpty()) ? false : true;
} |
673292f5-b0ba-407b-b3b5-e92e56c610ab | @Override
public ArithmeticExpression next() {
if (hasNext()) {
ArithmeticExpression exp = chars.pop();
return exp;
}
else { throw new StackOverflowError(); }
} |
3df49b8d-5352-40a8-9a38-e99fd063528c | @Override
public void remove() { throw new UnsupportedOperationException(); } |
122254a6-8483-48d7-939c-1075566b188e | public Station getNearestStation(Point point); |
2f5cc66a-bbc8-41c0-843b-c7a145d14f29 | public TrafficRobotController(TrafficRobot robot, StationHandler stationHandler) {
this.robot = robot;
this.stationHandler = stationHandler;
} |
3a401bc5-de9f-4e60-ad99-0e9fd3a77037 | public void setRunning(boolean running) {
this.running = running;
} |
eb782b31-7e83-442f-a50f-a44e1472bba7 | public void run() {
logger.info("Starting thread for traffic robot " + robot.getRobotId());
running = true;
try {
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("vm://localhost");
Connection connection = connectionFactory.createConnection();
connection.start();
connection.setExceptionListener(this);
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Destination points = session.createQueue(TrafficJamMessageQueues.POINTS_MESSAGE_QUEUE + robot.getRobotId());
Destination trafficInfo = session.createTopic(TrafficJamMessageQueues.TRAFFIC_INFO_MESSAGE_QUEUE);
MessageConsumer consumer = session.createConsumer(points);
MessageProducer producer = session.createProducer(trafficInfo);
while (running) {
logger.debug("Reading 10 messages");
List<PointsMessage> pointsMessages = new ArrayList<PointsMessage>();
for (int i = 1; i <= 10; i++) {
Message m = consumer.receive(1);
if (m != null) {
if (m instanceof ObjectMessage) {
ObjectMessage inMessage = (ObjectMessage) m;
PointsMessage pointsMessage = (PointsMessage) inMessage.getObject();
logger.info("Received message: " + pointsMessage);
pointsMessages.add(pointsMessage);
} else {
break;
}
}
}
for (PointsMessage pointsMessage : pointsMessages) {
produceTrafficInfoMessage(session, producer, pointsMessage);
}
}
consumer.close();
session.close();
connection.close();
} catch (Exception e) {
e.printStackTrace();
}
} |
f9e24ee3-0c25-468b-9d98-dea4614f50b5 | private void produceTrafficInfoMessage(Session session, MessageProducer producer, PointsMessage pointsMessage) throws JMSException {
final Station nearestStation = stationHandler.getNearestStation(pointsMessage.getPointData().getPoint());
TrafficInfoMessage trafficInfoMessage = new TrafficInfoMessage(pointsMessage.getRobotId(), pointsMessage.getPointData().getTime(), getSpeed(), nearestStation, getTrafficCondition());
ObjectMessage outMessage = session.createObjectMessage(trafficInfoMessage);
producer.send(outMessage);
logger.info("Sent message: " + trafficInfoMessage);
} |
dcadc432-24ee-4557-8cc0-b0dfe1e1bfc9 | private int getSpeed() {
final Double v = Math.random() * 50;
return v.intValue();
} |
e1c76d5e-2117-44a4-b3e5-0959800a5ac7 | private TrafficCondition getTrafficCondition() {
final double v = Math.random() * 3;
if (v < 1) {
return TrafficCondition.LIGHT;
} else {
if (v < 2) {
return TrafficCondition.MODERATE;
} else {
return TrafficCondition.HEAVY;
}
}
} |
d10da2a0-b1eb-46fb-ac84-7d61d92bafeb | public void onException(JMSException e) {
System.out.println("JMS Exception occured. Shutting down client.");
} |
9f8b64db-9b23-4012-88c8-696f6a4a36f9 | public void setRunning(boolean running) {
this.running = running;
} |
4884ef7f-248b-4430-ab0a-180f487d6942 | @Override
public void run() {
logger.info("Starting thread for traffic info consumer");
running = true;
try {
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("vm://localhost");
Connection connection = connectionFactory.createConnection();
connection.start();
connection.setExceptionListener(this);
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Destination trafficInfo = session.createTopic(TrafficJamMessageQueues.TRAFFIC_INFO_MESSAGE_QUEUE);
MessageConsumer consumer = session.createConsumer(trafficInfo);
while (running) {
Message m = consumer.receive(1);
if (m != null) {
if (m instanceof ObjectMessage) {
ObjectMessage inMessage = (ObjectMessage) m;
TrafficInfoMessage trafficInfoMessage = (TrafficInfoMessage) inMessage.getObject();
logger.info("Received message: " + trafficInfoMessage);
} else {
break;
}
}
}
consumer.close();
session.close();
connection.close();
} catch (Exception e) {
e.printStackTrace();
}
} |
72ac8fb5-8c36-4953-9aa5-c5a060d807c3 | public void onException(JMSException e) {
System.out.println("JMS Exception occured. Shutting down client.");
} |
e419ef58-1949-4bc1-b549-8b131f1ee5e2 | public static void main(String[] args) {
BrokerService broker = new BrokerService();
try {
broker.addConnector("tcp://localhost:61616");
broker.setBrokerName("localhost");
broker.start();
} catch (Exception e) {
e.printStackTrace();
System.exit(999);
}
StationHandler stationHandler = new StationHandlerImpl();
DateTime currentDate = new DateTime();
DateTime stopTime = currentDate;
if (currentDate.getHourOfDay() > 8 && currentDate.getMinuteOfHour() > 10) {
stopTime = stopTime.plusDays(1);
}
stopTime = stopTime.withHourOfDay(8);
stopTime = stopTime.withMinuteOfHour(10);
stopTime = stopTime.withSecondOfMinute(0);
logger.info(stopTime.toString());
List<TrafficRobot> robots = new ArrayList<TrafficRobot>();
final TrafficRobot robot1 = new TrafficRobot(5937);
robots.add(robot1);
final TrafficRobot robot2 = new TrafficRobot(6043);
robots.add(robot2);
PointDispatcher dispatcher = new PointDispatcher(robots);
Thread dispatcherThread = new Thread(dispatcher, "dispatcher");
dispatcherThread.start();
TrafficRobotController trafficRobotController1 = new TrafficRobotController(robot1, stationHandler);
Thread trafficInfoThread1 = new Thread(trafficRobotController1, "robot" + robot1.getRobotId());
trafficInfoThread1.start();
TrafficRobotController trafficRobotController2 = new TrafficRobotController(robot2, stationHandler);
Thread trafficInfoThread2 = new Thread(trafficRobotController2, "robot" + robot2.getRobotId());
trafficInfoThread2.start();
// traffic info messages consumed more than once
TrafficInfoConsumerImpl trafficInfoConsumer1 = new TrafficInfoConsumerImpl();
Thread trafficInfoConsumerThread1 = new Thread(trafficInfoConsumer1, "trafficConsumer1");
trafficInfoConsumerThread1.start();
TrafficInfoConsumerImpl trafficInfoConsumer2 = new TrafficInfoConsumerImpl();
Thread trafficInfoConsumerThread2 = new Thread(trafficInfoConsumer2, "trafficConsumer2");
trafficInfoConsumerThread2.start();
while (true) {
if (new DateTime().isAfter(stopTime)) {
trafficRobotController1.setRunning(false);
trafficRobotController2.setRunning(false);
trafficInfoConsumer1.setRunning(false);
trafficInfoConsumer2.setRunning(false);
dispatcher.setRunning(false);
break;
} else {
try {
logger.info("Waiting for 8.10");
Thread.sleep(360000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
try {
broker.stop();
} catch (Exception e) {
e.printStackTrace();
}
System.exit(0);
} |
8537c306-2cef-4c89-90bd-4126195b29b5 | public StationHandlerImpl() {
stations = new ArrayList<Station>();
InputStream in = this.getClass().getResourceAsStream("/tube.csv");
try {
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String line = br.readLine();
while (line != null) {
processLine(line);
line = br.readLine();
}
br.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
throw new RuntimeException(e);
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException(e);
}
} |
754e6567-8401-4f3f-902b-04c0535b7e37 | private void processLine(String line) {
String[] split = line.replaceAll("\"", "").split(",");
String stationName = split[0];
double latitude = new Double(split[1]);
double longitude = new Double(split[2]);
stations.add(new Station(stationName, latitude, longitude));
logger.debug("Adding station "+stationName);
} |
2e8685da-ea26-4c5b-bc4f-9a2c0e693950 | @Override
public synchronized Station getNearestStation(Point point) {
logger.debug("getNearestStation to " + point);
double minDistance = Integer.MAX_VALUE;
Station minStation = null;
for (Station station : stations) {
double currentDistance = Point.getDistance(station.getPoint(), point);
if (currentDistance < minDistance) {
minDistance = currentDistance;
minStation = station;
}
}
logger.debug("Nearest Station is " + minStation);
return minStation;
} |
d0cb7198-53c8-4708-9b4f-99ba293d0006 | public PointDispatcher(List<TrafficRobot> robots) {
this.robots = robots;
} |
faa71200-d4a5-443f-b20c-6ae591421f60 | public void run() {
logger.info("Starting dispatcher thread");
pointsMessages = new ArrayList<PointsMessage>();
robotQueues = new HashMap<Integer, MessageProducer>();
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("vm://localhost");
try {
Connection connection = connectionFactory.createConnection();
connection.start();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
for (TrafficRobot robot : robots) {
final Destination destination = session.createQueue(TrafficJamMessageQueues.POINTS_MESSAGE_QUEUE + robot.getRobotId());
MessageProducer producer = session.createProducer(destination);
producer.setDeliveryMode(DeliveryMode.PERSISTENT);
robotQueues.put(robot.getRobotId(), producer);
}
dispatchMessages(session);
session.close();
} catch (JMSException e) {
e.printStackTrace();
}
} |
94b05a4f-9189-4a7d-bc6c-517ae0c63807 | public void setRunning(boolean running) {
this.running = running;
} |
1d337b23-ed78-4512-b126-d3eb45cf60bb | private void dispatchMessages(Session session) throws JMSException {
for (TrafficRobot robot : robots) {
InputStream in = this.getClass().getResourceAsStream("/"+robot.getRobotId() + ".csv");
try {
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String line = br.readLine();
while (line != null) {
processLine(line, robot);
line = br.readLine();
}
br.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
for (PointsMessage pointsMessage : pointsMessages) {
ObjectMessage message = session.createObjectMessage(pointsMessage);
robotQueues.get(pointsMessage.getRobotId()).send(message);
logger.info("Sent message: " + pointsMessage);
}
} |
af887508-3a98-4256-9613-6940b3397bb1 | private void processLine(String line, TrafficRobot robot) {
logger.debug("processLine " + line + "for robot " + robot.getRobotId());
DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String[] split = line.replaceAll("\"", "").split(",");
int driverId = new Integer(split[0]);
double latitude = new Double(split[1]);
double longitude = new Double(split[2]);
DateTime date;
try {
date = new DateTime(df.parse(split[3]).getTime());
PointsMessage pointsMessage = new PointsMessage(robot.getRobotId(), new PointData(driverId, latitude, longitude, date));
pointsMessages.add(pointsMessage);
} catch (ParseException e) {
e.printStackTrace();
}
} |
4ea89388-731c-4f3e-8579-900eafb4d264 | public Station(final String name, final double latitude, final double longitude) {
this.name = name;
this.point = new Point(latitude, longitude);
} |
406728e8-c667-4aad-b1c7-fdbf8d34b66d | public String getName() {
return name;
} |
34c0714b-822b-4d6b-a804-edc45009b9d0 | @Override
public String toString() {
return "Station{" +
"name='" + name + '\'' +
", point=" + point +
"} " + super.toString();
} |
a6520f36-2f93-480f-a2f9-c9516b236911 | public Point getPoint() {
return point;
} |
f0902371-078d-4d29-9953-60601172a19c | public TrafficRobot(int robotId) {
this.robotId = robotId;
} |
4c534885-7da5-4c28-8493-2075dc887462 | public int getRobotId() {
return robotId;
} |
0c069be0-6a09-490b-8f07-374ae33f827d | public Point(final double latitude, final double longitude) {
this.latitude = latitude;
this.longitude = longitude;
} |
8a344a44-5b98-483e-9e6a-ae062c3f161b | public double getLongitude() {
return longitude;
} |
fad6c782-a09b-42a1-9dd5-dee057d8da6c | public double getLatitude() {
return latitude;
} |
0bb6530b-7cc3-440d-910b-9298df6ab5d9 | public static double getDistance(Point thisPoint, Point thatPoint) {
double aDist = thisPoint.getLatitude() - thatPoint.getLatitude();
double bDist = thisPoint.getLongitude() - thatPoint.getLongitude();
return Math.sqrt((aDist * aDist) + (bDist * bDist));
} |
3b7d82ca-9f2b-4a82-a14f-0441cd4e691c | @Override
public String toString() {
return "Point{" +
"latitude=" + latitude +
", longitude=" + longitude +
"} " + super.toString();
} |
3839f903-ecf4-46ac-a023-d25fff34f4a7 | public PointsMessage(int robotId, PointData pointData) {
this.robotId = robotId;
this.pointData = pointData;
} |
8b310672-9652-40a2-b98c-0d31151dc423 | public PointData getPointData() {
return pointData;
} |
a09d9743-2d2b-45c4-a43d-f21e366bb0b5 | public int getRobotId() {
return robotId;
} |
aead46e1-536f-44cb-b0db-cb4d2f9ff762 | @Override
public String toString() {
return "PointsMessage{" +
"robotId='" + robotId + '\'' +
", point=" + pointData +
'}';
} |
3ee501af-4c71-4bfb-b5ae-da8a9f810cf5 | @Test
public void testGetDistance() throws Exception {
assertEquals(Math.sqrt(8d), Point.getDistance(new Point(1d, 1d), new Point(3d, 3d)));
assertEquals(Math.sqrt(32d), Point.getDistance(new Point(-1d, -1d), new Point(3d, 3d)));
assertEquals(Math.sqrt(32d), Point.getDistance(new Point(3d, 3d), new Point(-1d, -1d)));
assertEquals(Math.sqrt(32d), Point.getDistance(new Point(3d, -1d), new Point(-1d, 3d)));
} |
70c4c7ec-fa37-4168-a1fc-31d408529065 | public BundleEntityPK() {
} |
660c346d-3d87-4c0f-8ee5-de4f543f310d | public int getItemId() {
return this.itemId;
} |
6b40fa36-dc74-4436-9e9c-09d96f511a4d | public void setItemId(int itemId) {
this.itemId = itemId;
} |
c21d96ab-c219-44ee-a84a-f8a9980cba61 | public java.util.Date getCheckedOutDate() {
return this.checkedOutDate;
} |
a88f2aeb-abb3-4ad7-a296-6aeb60ef31b9 | public void setCheckedOutDate(java.util.Date checkedOutDate) {
this.checkedOutDate = checkedOutDate;
} |
1a7a0336-2946-4893-8022-57a044f721d8 | public String getUsername() {
return this.username;
} |
a248bade-7d3a-4f68-91d8-105119662f87 | public void setUsername(String username) {
this.username = username;
} |
def1aac1-5e70-4c4e-b144-2827e414d8dd | public boolean equals(Object other) {
if (this == other) {
return true;
}
if (!(other instanceof BundleEntityPK)) {
return false;
}
BundleEntityPK castOther = (BundleEntityPK)other;
return
(this.itemId == castOther.itemId)
&& this.checkedOutDate.equals(castOther.checkedOutDate)
&& this.username.equals(castOther.username);
} |
9cf04d98-3f37-4003-81a7-330910df5ab8 | public int hashCode() {
final int prime = 31;
int hash = 17;
hash = hash * prime + this.itemId;
hash = hash * prime + this.checkedOutDate.hashCode();
hash = hash * prime + this.username.hashCode();
return hash;
} |
daee76dd-e8d3-47cd-8e63-c880bdd6960d | public UserEntity() {
} |
2e1fb520-eca5-4f84-a036-e15e712c72cd | public UserEntity(String username, String password, String email, String firstName, String lastName, String role){
this.username = username;
//Hash the password first
this.passwordHash = password;
this.email = email;
this.firstName = firstName;
this.lastName = lastName;
this.role = role;
} |
b6617377-3416-461f-93b5-7e70387412fe | public String getUsername() {
return this.username;
} |
0f35506a-c925-4554-8c60-2c59ff3ddefb | public void setUsername(String username) {
this.username = username;
} |
517f45b9-9733-489c-aec0-0530c14f82ad | public Date getCcExpiration() {
return this.ccExpiration;
} |
1050a82c-a17d-41be-92a3-53e9782bc864 | public void setCcExpiration(Date ccExpiration) {
this.ccExpiration = ccExpiration;
} |
f8438f27-890a-4cea-89b1-d18f9f99c1d1 | public String getCcName() {
return this.ccName;
} |
52f04250-5528-4f8a-965d-bf7f31c62a52 | public void setCcName(String ccName) {
this.ccName = ccName;
} |
4e192258-0e44-4c44-886e-d287fec40092 | public int getCcNumber() {
return this.ccNumber;
} |
454bfd0b-50eb-445b-946e-b8dafc5d142b | public void setCcNumber(int ccNumber) {
this.ccNumber = ccNumber;
} |
278629d8-cc91-4c17-b933-2a77a420313c | public int getCcSecurity() {
return this.ccSecurity;
} |
f0b5f25d-0a81-4c65-a4cb-7672ef4dd5ea | public void setCcSecurity(int ccSecurity) {
this.ccSecurity = ccSecurity;
} |
1029e3bc-6d11-4d8f-85a7-9e54b62396cb | public String getCity() {
return this.city;
} |
2d06df2a-8357-40b7-b535-d2f9757c65c3 | public void setCity(String city) {
this.city = city;
} |
241386c9-20d6-4eb8-8756-9fe18a7c361e | public Date getDob() {
return this.dob;
} |
323cf57c-5fc2-47ce-8696-3f12e982ad6b | public void setDob(Date dob) {
this.dob = dob;
} |
0f521e3b-b222-49fa-8856-d4b31568b328 | public String getEmail() {
return this.email;
} |
bb7e0ac4-5414-4cc2-838e-8a4dc9b1c7d1 | public void setEmail(String email) {
this.email = email;
} |
1be497f7-7c0c-4410-83b2-54682bb20e41 | public String getFirstName() {
return this.firstName;
} |
905774f4-72be-4acb-a07b-3b02bf7ea60d | public void setFirstName(String firstName) {
this.firstName = firstName;
} |
6cadb1c8-31b4-4893-a5b0-4b1665622aa6 | public String getLastName() {
return this.lastName;
} |
76a3a623-7b03-4f72-8dde-b8d7847c5a3c | public void setLastName(String lastName) {
this.lastName = lastName;
} |
8fcc5f83-10c3-428e-9f14-7b901640e704 | public String getMembershipPlan() {
return this.membershipPlan;
} |
8cba0c52-7ca4-4061-8483-931032b4c371 | public void setMembershipPlan(String membershipPlan) {
this.membershipPlan = membershipPlan;
} |
d19f7028-12a1-46c3-8011-8efd33c0d324 | public String getPasswordHash() {
return this.passwordHash;
} |
53e3be77-83f0-439f-9a42-fe32aa5564b3 | public void setPasswordHash(String password)
{
this.passwordHash = password;
} |
7b1d4de5-47b5-46b2-968f-0cd2b7dc6d6a | public String getProfileImage() {
return this.profileImage;
} |
056f1892-d064-41ba-bcb4-f412f4ce3f5d | public void setProfileImage(String profileImage) {
this.profileImage = profileImage;
} |
c2737737-cfe9-40ec-a052-7250726198be | public String getRole() {
return this.role;
} |
be2d399d-abf5-4770-8814-18d11f2e3a95 | public void setRole(String role) {
this.role = role;
} |
bd759969-0d59-4800-a4a4-692286ed4549 | public String getState() {
return this.state;
} |
ca5c8ffc-fe52-49c1-8934-acdc633f9d15 | public void setState(String state) {
this.state = state;
} |
8f5ace88-93c3-46bc-b231-8fc4365444f6 | public String getStreet() {
return this.street;
} |
1fffc21a-5244-4ef6-8d6a-a4b38e13b826 | public void setStreet(String street) {
this.street = street;
} |
8a158f9c-2ffa-4225-bf2a-83be7ded9918 | public String getStreetOpt() {
return this.streetOpt;
} |
ea1f4688-a281-4729-b23a-0af15d131dab | public void setStreetOpt(String streetOpt) {
this.streetOpt = streetOpt;
} |
a513ed9d-045a-4fe4-8772-c4ac89142b8d | public int getZipcode() {
return this.zipcode;
} |
686d666e-7eac-4982-93ff-7a9f6f3e9e23 | public void setZipcode(int zipcode) {
this.zipcode = zipcode;
} |
9b12d2f5-3ff4-4fcd-90ed-4bf80eddd0fe | public Set<BundleEntity> getBundleEntities() {
return this.bundleEntities;
} |
ada68be3-8294-4784-9500-842dcc6d0c1b | public void setBundleEntities(Set<BundleEntity> bundleEntities) {
this.bundleEntities = bundleEntities;
} |
1330b060-d41b-4701-9911-bf919530a03c | public ItemEntity() {
} |
882aa6a7-f1f5-45bf-b744-8a5cdc557cf1 | public ItemEntity(int itemId, String title, int releaseYear, String type, String platform, String genre, boolean isOut, int userRating, String esrbRating, int referenceNumber, String director, String trailerUrl, String synopsis, String imageUrl, String developer, String mpaaRating) {
this.itemId = itemId;
this.title = title;
this.releaseYear = releaseYear;
this.type = type;
this.platform = platform;
this.genre = genre;
this.isOut = isOut;
this.userRating = userRating;
this.esrbRating = esrbRating;
this.referenceNumber = referenceNumber;
this.director = director;
this.trailerUrl = trailerUrl;
this.synopsis = synopsis;
this.imageUrl = imageUrl;
this.developer = developer;
this.mpaaRating = mpaaRating;
} |
483989ea-ced2-4121-98da-7899175a5e86 | public int getItemId() {
return this.itemId;
} |
6ed3050d-6375-4135-99cb-1ffb9ec37f20 | public void setItemId(int itemId) {
this.itemId = itemId;
} |
d289981a-db24-444d-85b1-d979cc4e71b2 | public String getDeveloper() {
return this.developer;
} |
0774809f-db40-4cc5-9a32-bbabc30a70c8 | public void setDeveloper(String developer) {
this.developer = developer;
} |
01a6a403-5dcc-4296-a064-8c5ad2990f9f | public String getDirector() {
return this.director;
} |
ca45b471-0515-416c-a335-d14eee2634fc | public void setDirector(String director) {
this.director = director;
} |
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