Merge pull request #3222 from JohnSimith/v6-dev

fix 启动server完成之后 1秒钟内启动client报错

hutool-socket/src/test/java/org/dromara/hutool/socket/aio/AioClientTest.java

@@ -19,6 +19,12 @@ public class AioClientTest {
 				Console.log("OK");
 			}
 		});
+		//线程休息1秒，然后client 和 server 初始化完再连接
+		try {
+			Thread.sleep(1000);
+		} catch (InterruptedException e) {
+			throw new RuntimeException(e);
+		}
 
 		client.write(ByteBuffer.wrap("Hello".getBytes()));
 		client.read();