Fix some check style issues

1 files changed, 9 insertions, 5 deletions

diff --git a/src/org/traccar/helper/Hashing.java b/src/org/traccar/helper/Hashing.java
index beb674b00..1f01d9102 100644
--- a/src/org/traccar/helper/Hashing.java
+++ b/src/org/traccar/helper/Hashing.java
@@ -15,12 +15,12 @@
  */
 package org.traccar.helper;
 
-import javax.crypto.SecretKeyFactory;
-import javax.crypto.spec.PBEKeySpec;
 import java.security.GeneralSecurityException;
 import java.security.SecureRandom;
+import javax.crypto.SecretKeyFactory;
+import javax.crypto.spec.PBEKeySpec;
 
-public class Hashing {
+public final class Hashing {
 
     public static final int ITERATIONS = 1000;
     public static final int SALT_SIZE = 24;
@@ -45,6 +45,9 @@ public class Hashing {
         }
     }
 
+    private Hashing() {
+    }
+
     private static byte[] function(char[] password, byte[] salt) {
         try {
             PBEKeySpec spec = new PBEKeySpec(password, salt, ITERATIONS, HASH_SIZE * Byte.SIZE);
@@ -55,10 +58,11 @@ public class Hashing {
         }
     }
 
-    private static final SecureRandom random = new SecureRandom();
+    private static final SecureRandom RANDOM = new SecureRandom();
 
     public static HashingResult createHash(String password) {
-        byte[] salt = new byte[SALT_SIZE]; random.nextBytes(salt);
+        byte[] salt = new byte[SALT_SIZE];
+        RANDOM.nextBytes(salt);
         byte[] hash = function(password.toCharArray(), salt);
         return new HashingResult(
                 ChannelBufferTools.convertByteArray(hash),