提示ServerSocket serverSocket=new ServerSocket(8888);錯誤錯誤原因如下
java.net.BindException: Address already in use: JVM_Bind
at java.net.DualStackPlainSocketImpl.bind0(Native Method)
at java.net.DualStackPlainSocketImpl.socketBind(Unknown Source)
at java.net.AbstractPlainSocketImpl.bind(Unknown Source)
at java.net.PlainSocketImpl.bind(Unknown Source)
at java.net.ServerSocket.bind(Unknown Source)
at java.net.ServerSocket.<init>(Unknown Source)
at java.net.ServerSocket.<init>(Unknown Source)
at socket.Server.main(Server.java:18)
2018-07-01
這說明你之前已經開啟了一個服務器的線程，端口號被占用了，關閉開啟的服務器線程，然后重新打開就可以了