J.6 Collections Methods

Class Collections provides several high-performance algorithms (Fig. J.5) for manipulating collection elements. The algorithms are implemented as static methods. The methods sort, binarySearch, reverse, shuffle, fill and copy operate on Lists. Methods min, max and addAll operate on Collections.

Fig. J.5 Some methods of class Collections.

Method Description
sort Sorts the elements of a List.
binarySearch Locates an object in a List.
reverse Reverses the elements of a List.
shuffle Randomly orders a List’s elements.
fill Sets every List element to refer to a specified object.
copy Copies references from one List into another.
min Returns the smallest element in a Collection.
max Returns the largest ...

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