PerceptionIterableSet (Open Traffic Sim road classes 1.04.02 API)

java.lang.Object
- org.opentrafficsim.road.gtu.lane.perception.PerceptionIterableSet<H>

Type Parameters:

H - headway type

All Implemented Interfaces:

java.lang.Iterable<H>, PerceptionIterable<H>
```
public class PerceptionIterableSet<H extends Headway>
extends java.lang.Object
implements PerceptionIterable<H>
```
Simple implementation of PerceptionIterable which wraps a set. Constructors are available for an empty set, a single-valued set, or a sorted set.
Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Version:

$Revision$, $LastChangedDate$, by $Author$, initial version 26 feb. 2018

Author:

Alexander Verbraeck, Peter Knoppers, Wouter Schakel

Constructor Summary

Constructors
Constructor	Description
`PerceptionIterableSet()`	Creates an empty iterable.
`PerceptionIterableSet(H headway)`	Creates a single-value iterable.
`PerceptionIterableSet(java.util.SortedSet<H> headways)`	Creates an iterable from a sorted set.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`H`	`first()`	Returns the first element.
`boolean`	`isEmpty()`	Returns whether this iterable is empty.
`java.util.Iterator<H>`	`iterator()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.lang.Iterable
forEach, spliterator

- Constructor Detail
  - PerceptionIterableSet
```
public PerceptionIterableSet()
```
    Creates an empty iterable.
  - PerceptionIterableSet
```
public PerceptionIterableSet(H headway)
```
    Creates a single-value iterable.
    
    Parameters:
    
    headway - H; headway
  - PerceptionIterableSet
```
public PerceptionIterableSet(java.util.SortedSet<H> headways)
```
    Creates an iterable from a sorted set.
    
    Parameters:
    
    headways - SortedSet<H>; set of headway
- Method Detail
  - iterator
```
public java.util.Iterator<H> iterator()
```
    Specified by:
    
    iterator in interface java.lang.Iterable<H extends Headway>
  - first
```
public H first()
```
    Returns the first element.
    
    Specified by:
    
    first in interface PerceptionIterable<H extends Headway>
    
    Returns:
    
    H; first element
  - isEmpty
```
public boolean isEmpty()
```
    Returns whether this iterable is empty.
    
    Specified by:
    
    isEmpty in interface PerceptionIterable<H extends Headway>
    
    Returns:
    
    whether this iterable is empty