The 8080 port is occupied under win processing method

D:\jv\bin>netstat -ao|findstr 8080
  TCP 0.0.0.0:8080 WIN-Q3UOKE6DLKI:0 LISTENING 4644
^C^C
D:\jv\bin>tasklist /fi "pid eq 4644"

image name PID session name session# memory usage
================================= ============= === =========== ============
javaw.exe 4644 Console 1 102,084 K

D:\jv\bin>taskkill /PID 4644
Error: Unable to kill PID for 4644 processes.
Reason: The process can only be terminated forcefully (with the /F option).

D:\jv\bin>taskkill /PID /F 4644
Error: Invalid syntax. A value for '/PID' is required.
Type "TASKKILL /?" for usage.

D:\jv\bin>taskkill /F 4644
Error: Invalid argument/option - '4644'.
Type "TASKKILL /?" for usage.

D:\jv\bin>taskkill /F /pid 4644
Success: Process with PID 4644 terminated.