ps6
Interface Directions

All Superinterfaces:

Iterable<String>

public interface Directions
extends Iterable<String>

A Directions is a description of how to travel from one Address to another.

Specification Fields

• start : Address // starting point
• end : Address // destination
• length : double // travelling distance, in miles (not rounded)
• directions : sequence[String] // directions for // travelling from start to end. Each // String in the sequence must be one // line of directions, in the format // specified in PS6 // text based interface, // excluding the first line which // states where you start and the // final line which gives the length/time // of the trip. The strings must // not include newlines at their // ends. The order of the Strings in the // sequence must correspond to the order // of the lines in the directions from // start to end.

Method Summary

Address	getEnd()
double	getLength()
Address	getStart()
Iterator<String>	iterator()

Method Detail

getLength

double getLength()

Returns:

this.length.

iterator

Iterator<String> iterator()

Specified by:

iterator in interface Iterable<String>

Returns:

an Iterator of Strings over this.directions

getStart

Address getStart()

Returns:

this.start

getEnd

Address getEnd()

Returns:

this.end