/** Method declaration Adjust this method for large strings...ie multi megabtypes. */
void execute() {
String sCmd = null;
if (4096 <= ifHuge.length()) {
sCmd = ifHuge;
} else {
sCmd = txtCommand.getText();
}
if (sCmd.startsWith("-->>>TEST<<<--")) {
testPerformance();
return;
}
String g[] = new String[1];
lTime = System.currentTimeMillis();
try {
sStatement.execute(sCmd);
lTime = System.currentTimeMillis() - lTime;
int r = sStatement.getUpdateCount();
if (r == -1) {
formatResultSet(sStatement.getResultSet());
} else {
g[0] = "update count";
gResult.setHead(g);
g[0] = String.valueOf(r);
gResult.addRow(g);
}
addToRecent(txtCommand.getText());
} catch (SQLException e) {
lTime = System.currentTimeMillis() - lTime;
g[0] = "SQL Error";
gResult.setHead(g);
String s = e.getMessage();
s += " / Error Code: " + e.getErrorCode();
s += " / State: " + e.getSQLState();
g[0] = s;
gResult.addRow(g);
}
updateResult();
System.gc();
}
/* play the game */
private void play() {
t0 = System.currentTimeMillis(); /*Times the beginning of the game */
currentTime = System.currentTimeMillis() - t0;
generateRandomOrderTimes();
System.out.println("next t1 is in " + orderTimes.get(0));
System.out.println("next t2 is in " + orderTimes.get(1));
System.out.println("next t3 is in " + orderTimes.get(2));
while (System.currentTimeMillis() - t0 < ENDOFGAMETIME) {
pause(100);
/*Update the days label*/
daysElapsed = (int) ((System.currentTimeMillis() - t0) / (LENGTHOFADAY * 1000));
daysElapsedLabel.setLabel("DAYS " + daysElapsed);
scanEquipments();
}
}
public void init() {
is_master = false;
dyn_usr = 0;
dyn_view = 0;
id = (int) System.currentTimeMillis();
ClientApplet.client_applet = this;
appletContext = getAppletContext();
hostsrv = getParameter("HOSTSRV");
String http_portString = getParameter("HTTP_PORT");
if (http_portString != null) {
try {
Integer port = Integer.valueOf(http_portString);
http_port = port.intValue();
} catch (NumberFormatException e) {
http_port = 50000;
}
}
URL applet_url = this.getCodeBase();
String host = applet_url.getHost();
if (host != null) hostsrv = host;
int port = applet_url.getPort();
if (port > 0) http_port = port;
user_interface = new UserInterface();
user_interface.init();
}
/*setup the game */
private void setup() {
t0 = System.currentTimeMillis(); /*Times the beginning of the game */
// int size;
Scanner in = new Scanner(System.in);
// System.out.println("Enter the size of available");
// size = in.nextInt();
initiateScores();
placeWalls();
placeStates();
placeLabels();
randomizeOrderRent(); /*randomizes the order of the equipment for the On Rent state */
System.out.println(
"How many High Runners at price $" + EQUIPMENTCOSTS[0] + " do you want to buy?");
int type1Equip = in.nextInt();
System.out.println(
"How many Medium Runners at price $" + EQUIPMENTCOSTS[1] + " do you want to buy?");
int type2Equip = in.nextInt();
System.out.println(
"How many Low Runners at price $" + EQUIPMENTCOSTS[2] + " do you want to buy?");
int type3Equip = in.nextInt();
capitalInvested =
EQUIPMENTCOSTS[0] * type1Equip
+ EQUIPMENTCOSTS[1] * type2Equip
+ EQUIPMENTCOSTS[2] * type3Equip;
capitalLabel.setLabel("Capital Invested: $" + capitalInvested);
fillAvailable(type1Equip, type2Equip, type3Equip); // fills with the proper number of equipment
// fillStates(size,INITRENT,INITSHOP);
placeEquipments();
}
/*compute the initial Time outs for all equipments */
private void computeInitialTimes() {
System.out.println("t0 is" + t0);
double timeDiff = 0;
/*Times for available equipment will depend on the type and position in queue as it's FIFO */
generateRandomOrderTimes();
/*for equipment on rent, it's simply at the end of the rental period */
for (Equipment e : rentEquipment) {
e.timeIn = System.currentTimeMillis() - t0;
timeDiff = nextRandomTime(RENTALFREQUENCY[e.type - 1]);
e.timeOut = System.currentTimeMillis() + timeDiff - t0;
System.out.println("I am in state " + e.state + " and order " + rentEquipment.indexOf(e));
System.out.println(
"My time in is "
+ e.timeIn
+ " And my time out is "
+ e.timeOut
+ " and the difference between the 2 is "
+ (e.timeOut - e.timeIn));
/*System.out.println("and nextRandomTime returns" + nextRandomTime(e.timeIn,RENTALFREQUENCY[e.type-1]) +" for type "+e.type+" for RentalFrequency "+RENTALFREQUENCY[e.type-1]);
System.out.println("For equipment in state "+e.state+" and order "+rentEquipment.indexOf(e)+" : inter-arrival is "+(e.timeOut-e.timeIn)); */
}
/*for equipment in the shop, it's simply at the end of the rental period */
for (Equipment e : shopEquipment) {
e.timeIn = System.currentTimeMillis() - t0;
timeDiff = nextRandomTime(SHOPFREQUENCY[e.type - 1]);
e.timeOut = System.currentTimeMillis() + timeDiff - t0;
System.out.println("I am in state " + e.state + " and order " + shopEquipment.indexOf(e));
System.out.println(
"My time in is "
+ e.timeIn
+ " And my time out is "
+ e.timeOut
+ " and the difference between the 2 is "
+ (e.timeOut - e.timeIn));
/*System.out.println("For equipment in state "+e.state+" and order "+shopEquipment.indexOf(e)+" : inter-arrival is "+(e.timeOut-e.timeIn)); */
}
}
/*Scans the particular equipment and decides whether or not it shoud be moved */
private int scan(Equipment equip) {
double currentTime = System.currentTimeMillis() - t0;
int orderMoved = -1;
int or = -1;
switch (equip.state) {
case 1:
or = availEquipment.indexOf(equip);
break;
case 2:
or = rentEquipment.indexOf(equip);
break;
case 3:
or = shopEquipment.indexOf(equip);
break;
}
// System.out.println("Now looking at state "+equip.state+" and type "+equip.type+" and order"
// +or);
// System.out.println("Current time is "+currentTime+" while equip.timeOut time is
// "+equip.timeOut+" and the difference is "+(equip.timeOut-currentTime));
switch (equip.state) {
case 1:
break;
case 2:
if (equip.timeOut < System.currentTimeMillis() - t0) {
orderMoved = rentEquipment.indexOf(equip);
return orderMoved;
}
break;
case 3:
if (equip.timeOut < System.currentTimeMillis() - t0) {
orderMoved = shopEquipment.indexOf(equip);
// System.out.println("I have just moved equipment from state 3 "+equip.state+" of type
// "+equip.type+" and of order "+shopEquipment.indexOf(equip));
return orderMoved;
}
break;
}
return orderMoved;
}
/* Generates random order times for the orders of each type in the Available state */
private void generateRandomOrderTimes() {
orderTime1 = System.currentTimeMillis() + nextRandomTime(ARRIVAL1) - t0;
orderTime2 = System.currentTimeMillis() + nextRandomTime(ARRIVAL2) - t0;
orderTime3 = System.currentTimeMillis() + nextRandomTime(ARRIVAL2) - t0;
double[] arrivalFrequencies = {ARRIVAL1, ARRIVAL2, ARRIVAL3};
orderTimes.add(System.currentTimeMillis() + nextRandomTime(ARRIVAL1) - t0);
orderTimes.add(System.currentTimeMillis() + nextRandomTime(ARRIVAL2) - t0);
orderTimes.add(System.currentTimeMillis() + nextRandomTime(ARRIVAL3) - t0);
/*for (double counter : arrivalFrequencies) {
System.out.println("t0 is = "+t0+" and current time is "+currentTime);
currentTime=System.currentTimeMillis()-t0;
orderTimes.add(System.currentTimeMillis()+nextRandomTime(counter)-t0);
}*/
}
/** Method declaration */
void testPerformance() {
String all = txtCommand.getText();
StringBuffer b = new StringBuffer();
long total = 0;
for (int i = 0; i < all.length(); i++) {
char c = all.charAt(i);
if (c != '\n') {
b.append(c);
}
}
all = b.toString();
String g[] = new String[4];
g[0] = "ms";
g[1] = "count";
g[2] = "sql";
g[3] = "error";
gResult.setHead(g);
int max = 1;
lTime = System.currentTimeMillis() - lTime;
while (!all.equals("")) {
int i = all.indexOf(';');
String sql;
if (i != -1) {
sql = all.substring(0, i);
all = all.substring(i + 1);
} else {
sql = all;
all = "";
}
if (sql.startsWith("--#")) {
max = Integer.parseInt(sql.substring(3));
continue;
} else if (sql.startsWith("--")) {
continue;
}
g[2] = sql;
long l = 0;
try {
l = DatabaseManagerCommon.testStatement(sStatement, sql, max);
total += l;
g[0] = String.valueOf(l);
g[1] = String.valueOf(max);
g[3] = "";
} catch (SQLException e) {
g[0] = g[1] = "n/a";
g[3] = e.toString();
}
gResult.addRow(g);
System.out.println(l + " ms : " + sql);
}
g[0] = "" + total;
g[1] = "total";
g[2] = "";
gResult.addRow(g);
lTime = System.currentTimeMillis() - lTime;
updateResult();
}
private double system_time() {
return System.currentTimeMillis() / 1000.;
}
double clockTime() {
return System.currentTimeMillis() / 1000.;
}
///////////////////////////////////////////////////////////////
// inner classes: Cards
///////////////////////////////////////////////////////////////
public static class Cards {
private int[] deck;
private int num_cards;
private int current;
private java.util.Random rand = new java.util.Random(System.currentTimeMillis());
public Cards(int n) {
if (n <= 0) n = 1;
num_cards = n;
deck = new int[n];
for (int i = 0; i < num_cards; i++) deck[i] = i;
shuffle();
}
public void shuffle() {
for (int i = 0; i < 3; i++) {
for (int j = 0; j < num_cards; j++) {
int k = Math.abs(rand.nextInt() % num_cards);
/* swap */
int temp = deck[j];
deck[j] = deck[k];
deck[k] = temp;
}
}
current = 0;
}
public boolean EOD() {
return (current >= num_cards);
}
public int NextCard() {
if (EOD()) shuffle();
return deck[current++];
}
public static class Test {
public static void main(String[] args) {
if (args.length < 3) return;
int a = java.lang.Integer.parseInt(args[0]);
int b = java.lang.Integer.parseInt(args[1]);
int c = java.lang.Integer.parseInt(args[2]);
int mask = 1, div = 3;
int x, y, z;
// a--; b--; c--;
for (int i = 0; i < 4; i++) {
x = (a % div);
y = (b % div);
z = (c % div);
System.out.println(
"mask: " + mask + " div: " + div + " x: " + x + " y: " + y + " z: " + z);
x /= mask;
y /= mask;
z /= mask;
if (!(x == y && x == z) && !(x != y && x != z && y != z)) {
System.out.println(
"mask: " + mask + " div: " + div + " x: " + x + " y: " + y + " z: " + z);
return;
}
mask *= 3;
div *= 3;
}
return;
/*
if (IsSet(java.lang.Integer.parseInt(args[0]),
java.lang.Integer.parseInt(args[1]),
java.lang.Integer.parseInt(args[2])))
{
System.out.println("YES");
} else
{
System.out.println("NO");
}
Cards c = new Cards(21);
for (int j = 0; j < 2; j++)
for (int i = 0; i < 21; i++)
{
System.out.println(i + " " + c.NextCard());
}
*/
}
}
}
/*Scans all equipments and identifies the ones that need to be moved */
private void scanEquipments() {
double timeDiff = 0;
int orderToMove = -1;
double[] arrivalFrequencies = {ARRIVAL1, ARRIVAL2, ARRIVAL3};
/*In the available state, the scan should not happen on the equipment as it's external customer demand and we should record a "lost sale" when there is no equipment*/
for (int counter = 0; counter < TYPES; counter++) {
// System.out.println("I am computing for arrival frequency "+arrivalFrequencies[counter]+ "
// and the corresponding time is "+orderTimes.get(counter));
if (orderTimes.get(counter) < System.currentTimeMillis() - t0) {
System.out.println("Time is " + System.currentTimeMillis());
orderTimes.set(
counter, System.currentTimeMillis() + nextRandomTime(arrivalFrequencies[counter]) - t0);
System.out.println(
"I have just computed a new exit time for state 1 and type "
+ counter
+ " = "
+ orderTimes.get(counter));
orderToMove =
checkOrder(
1,
counter + 1); // checks the order of the type being moved in the available arraylist
if (orderToMove >= 0) {
Equipment e = availEquipment.get(orderToMove);
timeDiff =
nextRandomTime(
RENTALFREQUENCY[
e.type
- 1]); // Equipment is moving to rent - so its next timeOut should be that
// of rent
e.timeOut = System.currentTimeMillis() + timeDiff - t0;
moveEquip(1, orderToMove);
sales = sales + RATES[counter];
salesLabel.setLabel("SALES : $" + sales);
} else {
System.out.println("You just lost a sale");
int ls = lostSales.get(counter);
lostSales.set(counter, ls + 1);
switch (counter) {
case 0:
lostSalesLabel1.setLabel("Lost Sales HR = " + ls + 1);
break;
case 1:
lostSalesLabel2.setLabel("Lost Sales MR = " + ls + 1);
break;
case 2:
lostSalesLabel3.setLabel("Lost Sales LR = " + ls + 1);
break;
}
}
}
}
for (Equipment e : rentEquipment) {
orderToMove = scan(e);
if (orderToMove >= 0) {
/*Entering this loop means there is an equipment to move */
timeDiff =
nextRandomTime(
SHOPFREQUENCY[
e.type - 1]); // Equipment is moving to shop so its next timeOut is that of shop
// System.out.println("Rental frequency is "+RENTALFREQUENCY[e.type-1]+" and timeDiff is
// "+timeDiff);
e.timeOut = System.currentTimeMillis() + timeDiff - t0;
System.out.println("the new timeOut is " + e.timeOut);
break;
}
}
if (orderToMove >= 0) {
moveEquip(2, orderToMove);
// System.out.println("I have just moved equipment from state 2 and of order "+orderToMove);
// placeEquipments();
}
for (Equipment e : shopEquipment) {
orderToMove = scan(e);
if (orderToMove >= 0) {
/*Entering this loop means there is an equipment to move */
e.timeOut = 0; // Doesn't matter what the time-out is as it's not governed by the equipment
break;
}
}
if (orderToMove >= 0) {
moveEquip(3, orderToMove);
// placeEquipments();
}
}
