Execute external command which does not need standard input/output in Java
Execute external command which does not need standard input/output.
In this sample, execute touch command on Linux to create a file "panda.txt", by Java.
Command.java 
public class Command {
    public static void main(String[] args) {
        try {
            Process process = Runtime.getRuntime().exec("touch panda.txt");
        } catch (java.io.IOException e) {
            e.printStackTrace();
        }
    }
}
Result 
$ ls
Command.java
$ javac Command.java
$ java Command
$ ls
Command.java  panda.txt