Class Counter

java.lang.Object

org.apache.commons.text.similarity.Counter

final class Counter
extends Object

Java implementation of Python's collections Counter module.

It counts how many times each element provided occurred in an array and returns a map with the element as key and the count as value.

Since:

1.0

See Also:

• https://docs.python.org/dev/library/collections.html#collections.Counter

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Counter()	No instance needed.

Method Summary

Modifier and Type	Method	Description
static Map<CharSequence, Integer>	of(CharSequence[] tokens)	Counts how many times each element provided occurred in an array and returns a map with the element as key and the count as value.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Counter

private Counter()

No instance needed.

Method Details

of

public static Map<CharSequence, Integer> of(CharSequence[] tokens)

Counts how many times each element provided occurred in an array and returns a map with the element as key and the count as value.

Parameters:

tokens - array of tokens.

Returns:

a map, where the elements are key, and the count the value.