FileSystemUtils.performCommand(String[], int, Duration): Use Locale.ROOT

instead of ENGLISH.

Author: garydgregory

src/changes/changes.xml

@@ -227,6 +227,9 @@ The <action> type attribute can be add,update,fix,remove.
       <action dev="ggregory" type="fix" due-to="Gary Gregory">
         Serialization is deprecated and will be removed in 3.0.
       </action>
+      <action dev="ggregory" type="fix" due-to="Gary Gregory">
+        FileSystemUtils.performCommand(String[], int, Duration): Use Locale.getDefault() instead of ENGLISH.
+      </action>
       <!-- ADD -->
       <action type="add" dev="ggregory" due-to="Gary Gregory">
         Add GitHub coverage.yml.

src/main/java/org/apache/commons/io/FileSystemUtils.java

@@ -485,7 +485,7 @@ List<String> performCommand(final String[] cmdAttribs, final int max, final Dura
         // http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4801027
         // http://forum.java.sun.com/thread.jspa?threadID=533029&messageID=2572018
         // however, it's still not perfect as the JDK support is so poor
-        // (see commons-exec or Ant for a better multithreaded multi-os solution)
+        // (see commons-exec or Ant for a better multithreaded multi-OS solution)
 
         final List<String> lines;
         Process proc = null;
@@ -501,10 +501,10 @@ List<String> performCommand(final String[] cmdAttribs, final int max, final Dura
             in = proc.getInputStream();
             out = proc.getOutputStream();
             err = proc.getErrorStream();
-            // default charset is most likely appropriate here
+            // default Charset is most likely appropriate here
             inr = new BufferedReader(new InputStreamReader(in, Charset.defaultCharset()));
 
-            lines = inr.lines().limit(max).map(line -> line.toLowerCase(Locale.ENGLISH).trim()).collect(Collectors.toList());
+            lines = inr.lines().limit(max).map(line -> line.toLowerCase(Locale.getDefault()).trim()).collect(Collectors.toList());
 
             proc.waitFor();