HADOOP-17683. Update commons-io to 2.8.0 (#2974)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Akira Ajisaka <aajisaka@apache.org>
Signed-off-by: Wei-Chiu Chuang <weichiu@apache.org>

LICENSE-binary

@@ -249,7 +249,7 @@ commons-cli:commons-cli:1.2
 commons-codec:commons-codec:1.11
 commons-collections:commons-collections:3.2.2
 commons-daemon:commons-daemon:1.0.13
-commons-io:commons-io:2.5
+commons-io:commons-io:2.8.0
 commons-lang:commons-lang:2.6
 commons-logging:commons-logging:1.1.3
 commons-net:commons-net:3.6

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileUtil.java

@@ -604,18 +604,12 @@ public class FileUtil {
       return dir.length();
     } else {
       File[] allFiles = dir.listFiles();
-      if(allFiles != null) {
-         for (int i = 0; i < allFiles.length; i++) {
-           boolean isSymLink;
-           try {
-             isSymLink = org.apache.commons.io.FileUtils.isSymlink(allFiles[i]);
-           } catch(IOException ioe) {
-             isSymLink = true;
-           }
-           if(!isSymLink) {
-             size += getDU(allFiles[i]);
-           }
-         }
+      if (allFiles != null) {
+        for (File f : allFiles) {
+          if (!org.apache.commons.io.FileUtils.isSymlink(f)) {
+            size += getDU(f);
+          }
+        }
       }
       return size;
     }

hadoop-project/pom.xml

@@ -119,7 +119,7 @@
     <commons-collections.version>3.2.2</commons-collections.version>
     <commons-compress.version>1.19</commons-compress.version>
     <commons-csv.version>1.0</commons-csv.version>
-    <commons-io.version>2.5</commons-io.version>
+    <commons-io.version>2.8.0</commons-io.version>
     <commons-lang3.version>3.7</commons-lang3.version>
     <commons-logging.version>1.1.3</commons-logging.version>
     <commons-logging-api.version>1.1</commons-logging-api.version>