diff --git a/hutool-core/src/main/java/cn/hutool/core/stream/FastStream.java b/hutool-core/src/main/java/cn/hutool/core/stream/FastStream.java
index 72d06776f..7bfd730d8 100644
--- a/hutool-core/src/main/java/cn/hutool/core/stream/FastStream.java
+++ b/hutool-core/src/main/java/cn/hutool/core/stream/FastStream.java
@@ -8,6 +8,7 @@ import cn.hutool.core.lang.mutable.MutableInt;
 import cn.hutool.core.lang.mutable.MutableObj;
 import cn.hutool.core.map.MapUtil;
 import cn.hutool.core.text.StrUtil;
+import cn.hutool.core.util.ArrayUtil;
 
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
@@ -60,10 +61,7 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 		this.stream = stream;
 	}
 
-	@SafeVarargs
-	private static <E> Stream<E> ofStream(E... values) {
-		return Objects.isNull(values) ? Stream.empty() : Arrays.stream(values);
-	}
+	// --------------------------------------------------------------- Static method start
 
 	/**
 	 * 返回{@code FastStream}的建造器
@@ -99,7 +97,7 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 	}
 
 	/**
-	 * 返回包含单个元素的串行流, 如果值为null, 则返回空的流, 不抛出异常
+	 * 返回包含单个元素的串行流
 	 *
 	 * @param t   单个元素
 	 * @param <T> 元素类型
@@ -120,7 +118,7 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 	@SafeVarargs
 	@SuppressWarnings("varargs")
 	public static <T> FastStream<T> of(T... values) {
-		return new FastStream<>(ofStream(values));
+		return ArrayUtil.isEmpty(values) ? FastStream.empty() : new FastStream<>(Stream.of(values));
 	}
 
 	/**
@@ -280,6 +278,8 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 		return Opt.ofBlankAble(str).map(CharSequence::toString).map(s -> s.split(regex)).map(FastStream::of).orElseGet(FastStream::empty);
 	}
 
+	// --------------------------------------------------------------- Static method end
+
 	/**
 	 * 过滤元素，返回与指定断言匹配的元素组成的流
 	 * 这是一个无状态中间操作
@@ -716,10 +716,10 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 	 * @param <A>       给定的数组类型
 	 * @return 包含此流元素的指定的数组
 	 * @throws ArrayStoreException 如果元素转换失败，例如不是该元素类型及其父类，则抛出该异常
+	 *                             <p>
 	 *                             例如以下代码编译正常，但运行时会抛出 {@link ArrayStoreException}
-	 *                             <pre>{@code
-	 *                                                         String[] strings = Stream.<Integer>builder().add(1).build().toArray(String[]::new);
-	 *                                                         }</pre>
+	 *                             <pre>{@code String[] strings = Stream.<Integer>builder().add(1).build().toArray(String[]::new); }</pre>
+	 *                             <p>
 	 */
 	@Override
 	public <A> A[] toArray(IntFunction<A[]> generator) {
@@ -1094,7 +1094,7 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 	 * @return 流
 	 */
 	public FastStream<T> push(T obj) {
-		return FastStream.concat(this.stream, Stream.of(obj));
+		return FastStream.concat(this.stream, of(obj));
 	}
 
 	/**
@@ -1105,7 +1105,7 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 	 */
 	@SuppressWarnings("unchecked")
 	public FastStream<T> push(T... obj) {
-		return FastStream.concat(this.stream, ofStream(obj));
+		return FastStream.concat(this.stream, of(obj));
 	}
 
 	/**
@@ -1114,8 +1114,8 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 	 * @param obj 元素
 	 * @return 流
 	 */
-	public FastStream<T> addFirst(T obj) {
-		return FastStream.concat(Stream.of(obj), this.stream);
+	public FastStream<T> unshift(T obj) {
+		return FastStream.concat(of(obj), this.stream);
 	}
 
 	/**
@@ -1125,8 +1125,8 @@ public class FastStream<T> implements Stream<T>, Iterable<T> {
 	 * @return 流
 	 */
 	@SafeVarargs
-	public final FastStream<T> addFirst(T... obj) {
-		return FastStream.concat(ofStream(obj), this.stream);
+	public final FastStream<T> unshift(T... obj) {
+		return FastStream.concat(of(obj), this.stream);
 	}
 
 	/**
diff --git a/hutool-core/src/test/java/cn/hutool/core/stream/FastStreamTest.java b/hutool-core/src/test/java/cn/hutool/core/stream/FastStreamTest.java
index 26d985094..9091ec6a0 100644
--- a/hutool-core/src/test/java/cn/hutool/core/stream/FastStreamTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/stream/FastStreamTest.java
@@ -100,7 +100,8 @@ public class FastStreamTest {
 				put("1", 1);
 				put("2", 2);
 				put("3", 3);
-			}}, identityMap);
+			}
+		}, identityMap);
 	}
 
 	@Test
@@ -115,7 +116,8 @@ public class FastStreamTest {
 						put("1", singletonList(1));
 						put("2", singletonList(2));
 						put("3", singletonList(3));
-					}}, group);
+					}
+				}, group);
 	}
 
 	@Test
@@ -230,9 +232,9 @@ public class FastStreamTest {
 	}
 
 	@Test
-	public void testAddFirst() {
+	public void testUnshift() {
 		List<Integer> list = Arrays.asList(2, 3);
-		List<Integer> unshift = FastStream.of(list).addFirst(1).toList();
+		List<Integer> unshift = FastStream.of(list).unshift(1).toList();
 		Assert.assertEquals(Arrays.asList(1, 2, 3), unshift);
 	}