Get all the current process and print out id of each

CurrentAllProcess.java

package com.knoldus;

import java.util.stream.Stream;

public class CurrentAllProcess {

        public static void main(String[] args) throws Exception {

            final Stream<ProcessHandle> currentProcesses = ProcessHandle.allProcesses();
            currentProcesses.filter(ProcessHandle::isAlive).forEach(processHandle ->
                    System.out.println(processHandle.pid()));
        }
    }