diff --git a/underfs/swift/src/main/java/tachyon/underfs/swift/SwiftUnderFileSystemUtils.java b/underfs/swift/src/main/java/tachyon/underfs/swift/SwiftUnderFileSystemUtils.java
index <HASH>..<HASH> 100644
--- a/underfs/swift/src/main/java/tachyon/underfs/swift/SwiftUnderFileSystemUtils.java
+++ b/underfs/swift/src/main/java/tachyon/underfs/swift/SwiftUnderFileSystemUtils.java
@@ -22,9 +22,11 @@ import tachyon.conf.TachyonConf;
 public class SwiftUnderFileSystemUtils {
 
   /**
-   * Replace default key with user provided key
-   * @param conf
-   * @param key
+   * Replaces default key with user provided key.
+   *
+   * @param conf the Hadoop configuration
+   * @param tachyonConf the Tachyon configuration
+   * @param key the key to add
    */
   public static void addKey(Configuration conf, TachyonConf tachyonConf, String key) {
     if (System.getProperty(key) != null && conf.get(key) == null) {
Fixing "mvn site" warnings and cleaning up JavaDoc style in tachyon.underfs.swift.