linux shell bash java start stop restart status 脚本_usage: sh x-pdf.sh [start|stop|restart|status]

linux shell bash java start stop restart status 脚本

#这里放java要执行的mainclass, 例: java appName
appName="com.mycompany.gylm.task.newmember.double_elevent.TaskStartup"


#查找进程之前是否已存在
appId=$(jcmd | grep ${appName}|awk '{print $1}' )  
#echo "appName: ${appName}"  
#echo "appId: ${appId}"  

status(){  
  echo "java process pid: $appId, appName : $appName"  
}  

stop(){  
if [ ! $appId  ]; then  
        echo "can not find pid $appName"  
else  
        echo "kill java pid: $appId"  
        kill -9 $appId  
        echo "kill done"  
        echo "" > pid_${appName}

fi  
} 

start(){ 
appId=$(jcmd | grep ${appName}|awk '{print $1}' )
if [ $appId  ]; then  
	echo "java process pid: $appId, appName : $appName, exists, pls confirm and kill first by manual"  
	exit 1
fi 

java -cp "conf/:lib/*:*" $(echo ${appName}) > lizw.log 2>&1 &
#java -cp "conf/:lib/*:*" `echo ${appName}` > lizw.log 2>&1 &
echo $appName' pid is : '$!
echo $! > pid_${appName}
}

restart(){
	stop
	start
}

#根据输入参数，选择执行对应方法，不输入则执行使用说明  
case "$1" in
  "start")
    start
    ;;
  "stop")
    stop
    ;;
  "status")
    status
    ;;
  "restart")
    restart
    ;;
  *)
    usage
    ;;
esac

#使用说明，用来提示输入参数  
usage() {  
    echo "Usage: sh run.sh [start|stop|restart|status]"  
    exit 1  
}  

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