This is how you make your own terminal like a BOSS !!

Mycontrol.java

//Your temporary Terminal.

import java.io.*;
import java.util.Scanner;
public class Mycontrol{
	public static void main(String[] args){
	    try{
		    Scanner sc=new Scanner(System.in);
		    System.out.println("Enter a command");
		    String cmd= sc.next();
		    Runtime run= Runtime.getRuntime();
		    Process pr= run.exec(cmd);
		    pr.waitFor();
		    BufferedReader buf= new BufferedReader(new InputStreamReader(pr.getInputStream()));
		    String line= " ";
		    while((line=buf.readLine())!=null){
			    System.out.println(line);
		    }
	    }
	    catch(Exception e){
	        System.out.println("Command not found");
	    }
	}
}