Simple shell script running java project

#!/bin/sh
#停止java项目
echo "--------Stop java--------"

pid=`ps -ef | grep zjzdd-app-1.0-SNAPSHOT.jar | grep -v grep |awk '{print $2}'`
if [ $pid ]; then 
    echo :App  is  running pid=$pid
    kill -9 $pid
fi

echo "--------Stop java End--------"
#启动java项目
echo "--------Start java--------"
nohup java -jar zjzdd-app-1.0-SNAPSHOT.jar --spring.profiles.active=prod  &
tail -f nohup.out