add capcity method , canTakeVehicles , addVehicle

src/Street.java

@@ -5,6 +5,7 @@ public class Street {
     private double length;
     private int numberOfLanes;
     private ArrayList<Vehicle> vehicles;
+  
 
     public Street(double length, int numberOfLanes) {
         setLength(length);
@@ -37,4 +38,22 @@ public class Street {
     public ArrayList<Vehicle> getVehicles() {
         return vehicles;
     }
+    
+    public double capcity() {
+    	double totalLength =  length * numberOfLanes;
+    	//TODO  return (total length - (length of cars + padding))
+    	return 0;
+    }
+    
+    public boolean canTakeVehicles( Vehicle vehicle ) {
+    	if ( vehicle.getVehicleSize() > capcity() )
+    		return false;
+    	else
+    		return true;
+    }
+   /* 
+    public void addVehicle( Vehicle vehicle ) {
+    	//TODO
+    }
+  */
 }