Question
In java how would I write the following? move method following modification 1. boolean method 1. returns true if moved allowed 2. returns false if
In java how would I write the following?
move method
following modification
1. boolean method
1. returns true if moved allowed
2. returns false if moved not allowed.
2. Calls addFlightToHistory for all travelers on board
4. public String toString()
1. returns a nicely formatted String (see below) that
represents the Spaceship object information as well as
a list of all Travelers.
2. Display a list of all Travelers on the flight (hint call the
toString on each Travelers object in the array)
Spaceship [name=Behemoth, current=RING, destination=EARTH, capacity=20,
travelers=10, tripLength = 20]
Crew [name=Klaes Ashford, id=3, current=BELT, position = Captain, flight hours = 6728]
Passenger [name=Klaes Ashford, id=3, current=BELT, seat=FIRST, cost = $1499.99,
rewardsPoints = 3459]
my code:
import java.util.*;
public class Spaceship
{
private String name;
private int capacity;
private int numTraverlers;
private ArrayList
private Location current;
private Location destination;
private int tripLength;
public Spaceship()
{
this.name = null;
this.current = null;
this.destination = null;
this.tripLength = 0;
this.capacity = 10;
this.travelers = new ArrayList<>(capacity);
}
public Spaceship(String name)
{
this.name = name;
this.current = null;
this.destination = null;
this.tripLength = 0;
this.capacity = 10;
this.travelers = new ArrayList<>(capacity);
}
public Spaceship(String name, Location current, int capacity)
{
this.name = name;
this.current = null;
this.destination = null;
this.tripLength = 0;
this.capacity = 10;
this.travelers = new ArrayList<>(capacity);
}
public Spaceship(String name, int capacity, Location current, Location destination, int tripLength)
{
this.name = name;
this.capacity = capacity;
this.current = current;
this.destination = destination;
this.tripLength = tripLength;
travelers = new ArrayList<>(capacity);
}
public String getName()
{
return name;
}
public int getCapacity()
{
return capacity;
}
public Location getCurrent()
{
return current;
}
public Location getDestination()
{
return destination;
}
public int getTripLength()
{
return tripLength;
}
public void setTripLength(int tripLength)
{
this.tripLength = tripLength;
}
public void setName(String name)
{
this.name = name;
}
public void setCapacity(int capacity)
{
this.capacity = capacity;
}
public void setCurrent(Location current)
{
this.current = current;
}
public void setDestination(Location destination)
{
this.destination = destination;
}
public boolean board(Traveler t)
{
if(numTraverlers { travelers.add(t); numTraverlers++; return true; } return false; } public boolean leave(Traveler t) { if(isOnBoard(t)) { travelers.remove(t); numTraverlers--; return true; } return false; } public boolean isOnBoard(Traveler t) { if(travelers.contains(t)) { return true; } return false; } public void move() { current = destination; destination = null; for(Traveler t:travelers) { t.setLocation(current); } travelers.clear(); } public String toString() { for(int i = 0; i <= numTraverlers; i++) { } return System.out.printf("Spaceship [name = %s, current = " + + ", destination = " + destination + ", capacity = " + capacity + ", passengers = " + numTraverlers + ", trip length = " + tripLength + "]", getName(),); } }
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