/*
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*/
package hw3;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
*
* @author
*/
public class Hw3 {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
//instructions
System.out.print("The password must contain 8 characters, at least 1
number, 1 upper case letter, 1 lower case letter, and a special character\n");
//inputs
Scanner input = new Scanner(System.in);
System.out.print("Please enter a Password: ");
String password = input.next();
input.close();
//condition
if (valid(password)) {
System.out.println("The password is valid ");
} else {
System.out.println("The password is Invalid.");
}
}
//method
public static boolean valid(String password) {
//condition
if (password.length() < 8) {
return false;
} else {
// intializing variables inside
char n;
//String specialC ="!@#$%^&*_-";
boolean lower_Case = true;
boolean upper_Case = true;
boolean letter = true;
boolean digit = true;
boolean special_C = true;
boolean result = true;
for (int count = 0; count < password.length(); count++) {
n = password.charAt(count);
if (Character.isLowerCase(n)) {
lower_Case = true;

break;
} else {
System.out.print("! Missing a Lower Case letter");
}
if (Character.isUpperCase(n)) {
upper_Case = true;
break;
} else {
System.out.print("! Missing an Upper case letter");
}
if (Character.isLetter(n)) {
letter = true;
} else {
System.out.print("! Missing a Letter");
break;
}
if (Character.isDigit(n)) {
digit = true;
} else {
System.out.print("! Missing a Digit");
break;
}
String str = "!@#$%^&*_-";
if (password.equals(str)) {
special_C = true;
} else {
System.out.print("! Missing a Special Charater ");
}
break;

}
result = lower_Case && upper_Case && letter && digit && special_C;
return result;
//
}
result = lower_Case && upper_Case && letter && digit && special_C;
return result;

//
//
}

}
}