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commit a3463056c07e275ba825399e91d5141441e013ef Author: Gary Gregory <[email protected]> AuthorDate: Sun Sep 29 15:55:24 2024 -0400 Use Java 8 APIs --- .../org/apache/commons/text/similarity/Counter.java | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/src/main/java/org/apache/commons/text/similarity/Counter.java b/src/main/java/org/apache/commons/text/similarity/Counter.java index 9170f6d2..983ae6ba 100644 --- a/src/main/java/org/apache/commons/text/similarity/Counter.java +++ b/src/main/java/org/apache/commons/text/similarity/Counter.java @@ -18,12 +18,13 @@ package org.apache.commons.text.similarity; import java.util.HashMap; import java.util.Map; +import java.util.stream.Stream; /** * Java implementation of Python's collections Counter module. * * <p>It counts how many times each element provided occurred in an array and - * returns a dict with the element as key and the count as value.</p> + * returns a map with the element as key and the count as value.</p> * * @see <a href="https://docs.python.org/dev/library/collections.html#collections.Counter";> * https://docs.python.org/dev/library/collections.html#collections.Counter</a> @@ -34,18 +35,15 @@ final class Counter { /** * Counts how many times each element provided occurred in an array and - * returns a dict with the element as key and the count as value. + * returns a map with the element as key and the count as value. * - * @param tokens array of tokens - * @return dict, where the elements are key, and the count the value + * @param tokens array of tokens. + * @return a map, where the elements are key, and the count the value. */ public static Map<CharSequence, Integer> of(final CharSequence[] tokens) { - final Map<CharSequence, Integer> innerCounter = new HashMap<>(); - for (final CharSequence token : tokens) { - final Integer integer = innerCounter.get(token); - innerCounter.put(token, integer != null ? integer + 1 : 1); - } - return innerCounter; + final Map<CharSequence, Integer> map = new HashMap<>(); + Stream.of(tokens).forEach(token -> map.compute(token, (k, v) -> v != null ? v + 1 : 1)); + return map; } /**
