Kills older java process that are in the server

killOldersJava

killOldersJava(){
        javaProcessNumer=`ps -ej | grep java | wc -l`
        while [ $javaProcessNumer -gt 1 ]
        do
                PID=`ps -ej --sort=start_time | grep java | head -n1 | awk '{ print $1 }'`
                echo "More than one java process, killing the older PID=$PID"
                kill -9 $PID
                javaProcessNumer=`ps -ej | grep java | wc -l`
        done
        PID=`ps -ej --sort=start_time | grep java | head -n1 | awk '{ print $1 }'`
        echo "Only one java process PID=$PID , nothing to kill"
}