Journey.NextSteps

java.lang.Object
- worldBuilder.Journey.NextSteps

Enclosing class:

Journey
```
public class Journey.NextSteps
extends java.lang.Object
```
this is a (lowest) cost-ordered queue of possible next steps in our outward journeys. Processing steps in this order enables us to find the lowest cost routes and crossings.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  NextSteps()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  void add(Journey step)
  add another possible step to the queue of options
  
  Journey next()
  - Methods inherited from class java.lang.Object
    equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - NextSteps
```
public NextSteps()
```
- Method Detail
  - next
```
public Journey next()
```
    Returns:
    
    the next (lowest cost) Journey step from the queue
  - add
```
public void add(Journey step)
```
    add another possible step to the queue of options
    
    Parameters:
    
    step - Journey to be added to the queue