public class HelloBlogger {
  public static void main(String [] args) {
    System.out.println("Hello Blogger!!");
  }
}

sdf

private static final HashMap allMessageTypes =
new HashMap();

if (args.length != 1) {
 System.out.println("Usage: java Aal0FileReader ");
 System.exit(1);
}

test

TEst ets

if (args.length != 1) {
System.out.println("Usage: java Aal0FileReader ");
System.exit(1);
}