Update PasswordGen.java

separated main and generatePassword function

Author: Akshay Sharma

Others/PasswordGen.java

@@ -5,13 +5,19 @@
 
 /*
     Creates a random password from ASCII letters
+    Given password length bounds
     
     author: AKS1996
-	date: 2017-10-22
+    date: 2017-10-25
 */
 
 class PasswordGen {
     public static void main(String args[]){
+	String password = generatePassword(8,16);
+	System.out.print("Password: " + password);
+    }
+	
+    static String generatePassword(int min_length, int max_length){
         Random random = new Random();
 
         String upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
@@ -27,16 +33,13 @@ public static void main(String args[]){
 
         // Inbuilt method to randomly shuffle a elements of a list
         Collections.shuffle(letters);
-
-        int min_length = 8;
-        int max_length = 16;
         String password = "";
 
         // Note that size of the password is also random
         for(int i = random.nextInt(max_length-min_length) + min_length; i>0; --i) {
             password += letters.get(random.nextInt(letters.size()));
         }
 
-        System.out.print("Password: " + password);
+        return password;
     }
 }