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# Class Collections

public class Collections
extends Object
Utility methods that operate on collections.

## Fields

EMPTY_LIST |
EMPTY_MAP |
EMPTY_SET |

## Methods

binarySearch(List, Object) | Perform a binary search on a sorted List, using natural ordering.
binarySearch(List, Object, Comparator) | Perform a binary search on a sorted List, using a user-specified comparison function.
reverse(List) |
sort(List) |
sort(List, Comparator) |