41 lines
1.0 KiB
Java
41 lines
1.0 KiB
Java
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import java.util.ArrayList;
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public class Street {
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private double length;
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private int numberOfLanes;
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private ArrayList<Vehicle> vehicles;
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public Street(double length, int numberOfLanes) {
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setLength(length);
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setNumberOfLanes(numberOfLanes);
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}
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public Street(double length, int numberOfLanes, ArrayList<Vehicle> vehicles) {
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this(length, numberOfLanes);
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this.vehicles = vehicles;
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}
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private void setLength(double length) {
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if (length >= 0) this.length = length;
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else throw new IllegalArgumentException("Can not make a negative length street");
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}
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private void setNumberOfLanes(int numberOfLanes) {
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if (numberOfLanes >= 1) this.numberOfLanes = numberOfLanes;
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else throw new IllegalArgumentException("Street can not have less then 1 lane");
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}
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public double getLength() {
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return length;
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}
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public int getNumberOfLanes() {
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return numberOfLanes;
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}
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public ArrayList<Vehicle> getVehicles() {
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return vehicles;
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}
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}
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