socket客户端连接问题？

Question

项目使用的是Spring-boot 服务器使用的是Centos7，项目部署在Docker中 问题：现在我在项目中使用了socket，设置端口号8089，现在客户端无法连接上，端口已经打开了，并且docker中做了端口映射，但是客户端还是无法连接...??   1 /$ netstat -ntlp 2 Active Internet connections (only servers) 3 Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name 4 tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 1411/sshd 5 tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN 2351/master 6 tcp6 0 0 :::3306 :::* LISTEN 11457/docker-proxy 7 tcp6 0 0 :::6379 :::* LISTEN 11680/docker-proxy 8 tcp6 0 0 :::8080 :::* LISTEN 14386/docker-proxy 9 tcp6 0 0 :::80 :::* LISTEN 11748/docker-proxy 10 tcp6 0 0 :::22 :::* LISTEN 1411/sshd 11 tcp6 0 0 :::8089 :::* LISTEN 14377/docker-proxy 12 tcp6 0 0 ::1:25 :::* LISTEN 2351/master 0.0.0.0:8080->8080/tcp, 0.0.0.0:8089->8089/tcp Exception in thread "main" java.net.ConnectException: Connection timed out: connect at java.net.DualStackPlainSocketImpl.connect0(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:589) at java.net.Socket.connect(Socket.java:538) at java.net.Socket.<init>(Socket.java:434) at java.net.Socket.<init>(Socket.java:211) at socketTest.Test.main(Test.java:15)