(commons-statistics) 01/02: Checkstyle: Final class should be final

[aherbert]

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aherbert pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-statistics.git

commit 32afdae232e682bf295e1e1a1c44537ba5b5073c
Author: Alex Herbert <aherb...@apache.org>
AuthorDate: Sat Nov 18 08:12:35 2023 +0000

    Checkstyle: Final class should be final
---
 .../test/java/org/apache/commons/statistics/descriptive/TestHelper.java | 2 +-
 .../apache/commons/statistics/distribution/ExtendedPrecisionTest.java   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git 
a/commons-statistics-descriptive/src/test/java/org/apache/commons/statistics/descriptive/TestHelper.java
 
b/commons-statistics-descriptive/src/test/java/org/apache/commons/statistics/descriptive/TestHelper.java
index f7a84c8..0859b07 100644
--- 
a/commons-statistics-descriptive/src/test/java/org/apache/commons/statistics/descriptive/TestHelper.java
+++ 
b/commons-statistics-descriptive/src/test/java/org/apache/commons/statistics/descriptive/TestHelper.java
@@ -39,7 +39,7 @@ final class TestHelper {
      * A {@link DoubleTolerance} that considers finite values equal using the 
{@code ==} operator,
      * and all non-finite values equal.
      */
-    private static class EqualsNonFinite implements DoubleTolerance, 
Supplier<String> {
+    private static final class EqualsNonFinite implements DoubleTolerance, 
Supplier<String> {
         /** An instance. */
         static final EqualsNonFinite INSTANCE = new EqualsNonFinite();
 
diff --git 
a/commons-statistics-distribution/src/test/java/org/apache/commons/statistics/distribution/ExtendedPrecisionTest.java
 
b/commons-statistics-distribution/src/test/java/org/apache/commons/statistics/distribution/ExtendedPrecisionTest.java
index 25011ee..8f7a25b 100644
--- 
a/commons-statistics-distribution/src/test/java/org/apache/commons/statistics/distribution/ExtendedPrecisionTest.java
+++ 
b/commons-statistics-distribution/src/test/java/org/apache/commons/statistics/distribution/ExtendedPrecisionTest.java
@@ -53,7 +53,7 @@ class ExtendedPrecisionTest {
      * Class to compute the root mean squared error (RMS).
      * @see <a 
href="https://en.wikipedia.org/wiki/Root_mean_square";>Wikipedia: RMS</a>
      */
-    private static class RMS {
+    private static final class RMS {
         private double ss;
         private double max;
         private int n;