ZOOKEEPER-3475: Enable Checkstyle configuration on zookeeper-server

- [x] org/apache/zookeeper
- [x] org/apache/zookeeper/admin
- [x] org/apache/zookeeper/cli
- [x] org/apache/zookeeper/client
- [x] org/apache/zookeeper/common
- [x] org/apache/zookeeper/jmx
- [x] org/apache/zookeeper/metrics
- [x] org/apache/zookeeper/metrics/impl
- [x] org/apache/zookeeper/server
- [x] org/apache/zookeeper/server/admin
- [x] org/apache/zookeeper/server/auth
- [x] org/apache/zookeeper/server/command
- [x] org/apache/zookeeper/server/metric
- [x] org/apache/zookeeper/server/persistence
- [x] org/apache/zookeeper/server/quorum
- [x] org/apache/zookeeper/server/quorum/auth
- [x] org/apache/zookeeper/server/quorum/flexible
- [x] org/apache/zookeeper/server/util
- [x] org/apache/zookeeper/server/watch
- [x] org/apache/zookeeper/test
- [x] org/apache/zookeeper/util
- [x] org/apache/zookeeper/version/util

Author: tison <wander4096@gmail.com>

Reviewers: Brian Nixon <nixon@fb.com>, Enrico Olivelli <eolivelli@gmail.com>, Michael Han <hanm@apache.org>

Closes #1049 from TisonKun/ZOOKEEPER-3475

1 files changed, 6 insertions, 4 deletions

diff --git a/zookeeper-server/src/test/java/org/apache/zookeeper/server/ToStringTest.java b/zookeeper-server/src/test/java/org/apache/zookeeper/server/ToStringTest.java
index f19469b17..e1349a3cd 100644
--- a/zookeeper-server/src/test/java/org/apache/zookeeper/server/ToStringTest.java
+++ b/zookeeper-server/src/test/java/org/apache/zookeeper/server/ToStringTest.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,9 +18,9 @@
 
 package org.apache.zookeeper.server;
 
+import static org.junit.Assert.assertNotSame;
 import org.apache.zookeeper.ZKTestCase;
 import org.apache.zookeeper.proto.SetDataRequest;
-import org.junit.Assert;
 import org.junit.Test;
 
 /**
@@ -28,11 +28,13 @@ import org.junit.Test;
  * fail.
  */
 public class ToStringTest extends ZKTestCase {
-    /** Verify jute - which we've had particular problems with in the past 
+
+    /** Verify jute - which we've had particular problems with in the past
      * wrt null fields */
     @Test
     public void testJuteToString() {
         SetDataRequest req = new SetDataRequest(null, null, 0);
-        Assert.assertNotSame("ERROR", req.toString());
+        assertNotSame("ERROR", req.toString());
     }
+
 }