diff --git a/hutool-extra/src/test/java/cn/hutool/extra/tokenizer/TokenizerUtilTest.java b/hutool-extra/src/test/java/cn/hutool/extra/tokenizer/TokenizerUtilTest.java
index 875d8880f..4f5e858ea 100644
--- a/hutool-extra/src/test/java/cn/hutool/extra/tokenizer/TokenizerUtilTest.java
+++ b/hutool-extra/src/test/java/cn/hutool/extra/tokenizer/TokenizerUtilTest.java
@@ -25,75 +25,75 @@ public class TokenizerUtilTest {
 	@Test
 	public void createEngineTest() {
 		// 默认分词引擎，此处为Ansj
-		TokenizerEngine engine = TokenizerUtil.createEngine();
-		Result result = engine.parse(text);
+		final TokenizerEngine engine = TokenizerUtil.createEngine();
+		final Result result = engine.parse(text);
 		checkResult(result);
 	}
 
 	@Test
 	public void hanlpTest() {
-		TokenizerEngine engine = new HanLPEngine();
-		Result result = engine.parse(text);
-		String resultStr = IterUtil.join(result, " ");
+		final TokenizerEngine engine = new HanLPEngine();
+		final Result result = engine.parse(text);
+		final String resultStr = IterUtil.join(result, " ");
 		Assert.assertEquals("这 两 个 方法 的 区别 在于 返回 值", resultStr);
 	}
 
 	@Test
 	public void ikAnalyzerTest() {
-		TokenizerEngine engine = new IKAnalyzerEngine();
-		Result result = engine.parse(text);
-		String resultStr = IterUtil.join(result, " ");
+		final TokenizerEngine engine = new IKAnalyzerEngine();
+		final Result result = engine.parse(text);
+		final String resultStr = IterUtil.join(result, " ");
 		Assert.assertEquals("这两个 方法 的 区别 在于 返回值", resultStr);
 	}
 
 	@Test
 	public void jcsegTest() {
-		TokenizerEngine engine = new JcsegEngine();
-		Result result = engine.parse(text);
+		final TokenizerEngine engine = new JcsegEngine();
+		final Result result = engine.parse(text);
 		checkResult(result);
 	}
 
 	@Test
 	public void jiebaTest() {
-		TokenizerEngine engine = new JiebaEngine();
-		Result result = engine.parse(text);
-		String resultStr = IterUtil.join(result, " ");
+		final TokenizerEngine engine = new JiebaEngine();
+		final Result result = engine.parse(text);
+		final String resultStr = IterUtil.join(result, " ");
 		Assert.assertEquals("这 两个 方法 的 区别 在于 返回值", resultStr);
 	}
 
 	@Test
 	public void mmsegTest() {
-		TokenizerEngine engine = new MmsegEngine();
-		Result result = engine.parse(text);
+		final TokenizerEngine engine = new MmsegEngine();
+		final Result result = engine.parse(text);
 		checkResult(result);
 	}
 
 	@Test
 	public void smartcnTest() {
-		TokenizerEngine engine = new SmartcnEngine();
-		Result result = engine.parse(text);
-		String resultStr = IterUtil.join(result, " ");
+		final TokenizerEngine engine = new SmartcnEngine();
+		final Result result = engine.parse(text);
+		final String resultStr = IterUtil.join(result, " ");
 		Assert.assertEquals("这 两 个 方法 的 区别 在于 返回 值", resultStr);
 	}
 
 	@Test
 	public void wordTest() {
-		TokenizerEngine engine = new WordEngine();
-		Result result = engine.parse(text);
-		String resultStr = IterUtil.join(result, " ");
+		final TokenizerEngine engine = new WordEngine();
+		final Result result = engine.parse(text);
+		final String resultStr = IterUtil.join(result, " ");
 		Assert.assertEquals("这两个 方法 的 区别 在于 返回值", resultStr);
 	}
 
 	@Test
 	public void mynlpTest() {
-		TokenizerEngine engine = new MynlpEngine();
-		Result result = engine.parse(text);
-		String resultStr = IterUtil.join(result, " ");
+		final TokenizerEngine engine = new MynlpEngine();
+		final Result result = engine.parse(text);
+		final String resultStr = IterUtil.join(result, " ");
 		Assert.assertEquals("这 两个 方法 的 区别 在于 返回 值", resultStr);
 	}
 
-	private void checkResult(Result result) {
-		String resultStr = IterUtil.join(result, " ");
+	private void checkResult(final Result result) {
+		final String resultStr = IterUtil.join(result, " ");
 		Assert.assertEquals("这 两个 方法 的 区别 在于 返回 值", resultStr);
 	}
 }