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Smelter.java
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Smelter.java
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import java.util.Random;
import java.util.stream.DoubleStream;
public class Smelter extends Builder implements Runnable {
private int ID;
private int interval;
private int incomingStorageCapacity;
private int outgoingStorageCapacity;
private int ingotType;
private int oresInIncomingStorage;
private int ingotsInOutgoingStorage;
private boolean isActive;
public Smelter(int id, int interval, int incomingStorageCapacity, int outgoingStorageCapacity, int ingotType) {
this.ID = id;
this.interval = interval;
this.incomingStorageCapacity = incomingStorageCapacity;
this.outgoingStorageCapacity = outgoingStorageCapacity;
this.ingotType = ingotType;
this.oresInIncomingStorage = 0;
this.ingotsInOutgoingStorage = 0;
this.isActive = true;
}
public int getID() {
return ID;
}
public void setID(int ID) {
this.ID = ID;
}
public int getInterval() {
return interval;
}
public void setInterval(int interval) {
this.interval = interval;
}
public int getIncomingStorageCapacity() {
return incomingStorageCapacity;
}
public void setIncomingStorageCapacity(int incomingStorageCapacity) {
this.incomingStorageCapacity = incomingStorageCapacity;
}
public int getOutgoingStorageCapacity() {
return outgoingStorageCapacity;
}
public void setOutgoingStorageCapacity(int outgoingStorageCapacity) {
this.outgoingStorageCapacity = outgoingStorageCapacity;
}
public int getIngotType() {
return ingotType;
}
public void setIngotType(int ingotType) {
this.ingotType = ingotType;
}
public boolean DecreaseIngots() {
this.getLock().lock();
if (this.ingotsInOutgoingStorage > 0) {
this.ingotsInOutgoingStorage--;
this.getLock().unlock();
return true;
} else {
this.getLock().unlock();
return false;
}
}
public boolean checkActiveTransporters() {
for (int i = 0; i < Simulator.getInstance().getTransporters().size(); i++) {
if (Simulator.getInstance().getTransporters().get(i).getTargetSmelterID() == ID && Simulator.getInstance().getTransporters().get(i).isActive()) {
return true;
}
}
return false;
}
private boolean isOutgoingFull() {
return this.ingotsInOutgoingStorage == this.outgoingStorageCapacity;
}
@Override
public void run() {
HW2Logger.getInstance().Log(0, ID, 0, 0, Action.SMELTER_CREATED);
this.isActive = true;
while ((this.ingotType == 0 && this.oresInIncomingStorage >= 1) || (this.ingotType == 1 && this.oresInIncomingStorage >= 2) || this.checkActiveTransporters()) {
this.WaitCanProduce();
HW2Logger.getInstance().Log(0, ID, 0, 0, Action.SMELTER_STARTED);
this.SleepForSmelting();
if(this.ingotType == 0){
this.oresInIncomingStorage--;
}
else{ //ingotType == 1
this.oresInIncomingStorage-=2;
}
this.ingotsInOutgoingStorage++;
HW2Logger.getInstance().Log(0, ID, 0, 0, Action.SMELTER_FINISHED);
this.IngotProduced();
}
this.SmelterStopped();
HW2Logger.getInstance().Log(0, ID, 0, 0, Action.SMELTER_STOPPED);
}
//IRON: 0
//COPPER: 1
private void SmelterStopped() {
this.getLock().lock();
this.isActive = false;
this.getAnItemProduced().signalAll(); //for those transporters waiting the next load.
this.getLock().unlock();
}
private void IngotProduced() {
this.getLock().lock();
this.getAnItemProduced().signal();
this.AvailableSpaceForUnload().signalAll();
this.getLock().unlock();
}
private boolean ActiveTransportersWillTake(){
for (int i = 0; i < Simulator.getInstance().getTransporters().size(); i++) {
if (Simulator.getInstance().getTransporters().get(i).getSourceSmelterID() == ID && Simulator.getInstance().getTransporters().get(i).isActive()) {
return true;
}
}
return false;
}
private void WaitCanProduce() {//problem
//iron, need 1 ore for iron ingot.//copper, need 2 ores for copper ingot.
while (isOutgoingFull()) {//or if?
this.getLock().lock();
try {
this.getAnItemTakenCondition().await();
} catch (InterruptedException e) {
e.printStackTrace();
} finally {
this.getLock().unlock();
}
}
while ( this.checkActiveTransporters() && ((this.ingotType == 0 && this.oresInIncomingStorage < 1) || (this.ingotType == 1 && this.oresInIncomingStorage < 2)) ) {
this.getLock().lock();
try {
this.MaterialArrived().await();
} catch (InterruptedException e) {
e.printStackTrace();
} finally {
this.getLock().unlock();
}
//unlock here?
}
}
public void SleepForSmelting() {
//Sleep a value in range of Interval ± (Interval × 0.01) milliseconds for mining
//duration
Random random = new Random(System.currentTimeMillis());
DoubleStream stream;
stream = random.doubles(1, interval - interval * 0.01, interval + interval * 0.01);
try {
Thread.sleep((long) stream.findFirst().getAsDouble());
} catch (InterruptedException e) {
e.printStackTrace();
}
}
@Override
public int OutStorageCount() {
return this.ingotsInOutgoingStorage;
}
@Override
public int InStorageCount() {
return this.oresInIncomingStorage;
}
@Override
public int OutStorageCapacity() {
return this.outgoingStorageCapacity;
}
@Override
public int InStorageCapacity() {
return this.incomingStorageCapacity;
}
@Override
public boolean isEmpty() { //wait while checking this i.e. while no product has builded yet to take.
return (this.ingotsInOutgoingStorage == 0);
}
@Override
public boolean isFull() { //wait while checking this i.e. while there is no space to put materials.
return (this.oresInIncomingStorage == this.incomingStorageCapacity);
}
@Override
public boolean isActive() {
return this.isActive;
}
@Override
public boolean decreaseItem() {
return this.DecreaseIngots();
}
@Override
public boolean increaseItem() {
this.getLock().lock();
if (!this.isFull()) {
this.oresInIncomingStorage++;
this.getLock().unlock();
return true;
} else {
this.getLock().unlock();
return false;
}
}
@Override
public Type typeOfBuilder() {
return Type.SMELTER;
}
}