ArrayUtil (JGraphT : a free Java graph library)

java.lang.Object
- org.jgrapht.util.ArrayUtil

```
public class ArrayUtil
extends java.lang.Object
```
Utility class to simplify handling of arrays.

Author:

Hannes Wellmann

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static void`	`reverse(int[] arr, int from, int to)`	Reverses the order of the elements in the specified range within the given array.
`static <V> void`	`reverse(V[] arr, int from, int to)`	Reverses the order of the elements in the specified range within the given array.
`static <V> void`	`swap(V[] arr, int i, int j)`	Swaps the two elements at the specified indices in the given array.

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

- Method Detail
  - reverse
```
public static final <V> void reverse(V[] arr,
                                     int from,
                                     int to)
```
    Reverses the order of the elements in the specified range within the given array.
    
    Type Parameters:
    
    V - the type of elements in the array
    
    Parameters:
    
    arr - the array
    
    from - the index of the first element (inclusive) inside the range to reverse
    
    to - the index of the last element (inclusive) inside the range to reverse
  - reverse
```
public static final void reverse(int[] arr,
                                 int from,
                                 int to)
```
    Reverses the order of the elements in the specified range within the given array.
    
    Parameters:
    
    arr - the array
    
    from - the index of the first element (inclusive) inside the range to reverse
    
    to - the index of the last element (inclusive) inside the range to reverse
  - swap
```
public static final <V> void swap(V[] arr,
                                  int i,
                                  int j)
```
    Swaps the two elements at the specified indices in the given array.
    
    Type Parameters:
    
    V - the type of elements in the array
    
    Parameters:
    
    arr - the array
    
    i - the index of the first element
    
    j - the index of the second element