Start Program like this:
// Chapter 7 Validate Password
import java.util.*;
public class ch7
{
public static void main(String[] args)
{
// Define variables
Scanner input = new Scanner(System.in);
String userPassword; // for input
int userPasswordLength;
int numUppercaseLetters = 0; // counter for uppercase
int numLowercaseLetters = 0; // counter for lowerase
int numNumbers = 0; // counter for digits
boolean passwordIsInvalid = true; // changes to false when password is valid
// continue looping as long as password is invalid
while(passwordIsInvalid)
{
System.out.print("Please enter password >> ");
userPassword = input.nextLine();
userPasswordLength = userPassword.length(); // get the length of the password
// loop thru the password character by character
for(int i = 0; i < userPasswordLength; i++)
{
char ch = userPassword.charAt(i); // get one character at a time
// is character uppercase?
if(Character.isUpperCase(ch))
numUppercaseLetters++; // add 1 to counter ixample of Program Run: Phe
password was invalid. It did not have enough of the following : uppercase letters, iust be at least
2 lowercase letters, must be at least 3 digits, must be at least 3 Please enter password >> coast
The password was invalid. It did not have enough of the following: uppercase letters, wust be at
least 2 Please enter password >> coast2 The password was invalid. It did not have enough of the
following: Please enter password cCoastz Valid password.
Start Program like this Chapter 7 Validate Password import.pdf
1. Start Program like this:
// Chapter 7 Validate Password
import java.util.*;
public class ch7
{
public static void main(String[] args)
{
// Define variables
Scanner input = new Scanner(System.in);
String userPassword; // for input
int userPasswordLength;
int numUppercaseLetters = 0; // counter for uppercase
int numLowercaseLetters = 0; // counter for lowerase
int numNumbers = 0; // counter for digits
boolean passwordIsInvalid = true; // changes to false when password is valid
// continue looping as long as password is invalid
while(passwordIsInvalid)
{
System.out.print("Please enter password >> ");
userPassword = input.nextLine();
userPasswordLength = userPassword.length(); // get the length of the password
// loop thru the password character by character
for(int i = 0; i < userPasswordLength; i++)
{
char ch = userPassword.charAt(i); // get one character at a time
// is character uppercase?
if(Character.isUpperCase(ch))
numUppercaseLetters++; // add 1 to counter ixample of Program Run: Phe
password was invalid. It did not have enough of the following : uppercase letters, iust be at least
2 lowercase letters, must be at least 3 digits, must be at least 3 Please enter password >> coast
The password was invalid. It did not have enough of the following: uppercase letters, wust be at
least 2 Please enter password >> coast2 The password was invalid. It did not have enough of the
following: Please enter password cCoastz Valid password
![Start Program like this:
// Chapter 7 Validate Password
import java.util.*;
public class ch7
{
public static void main(String[] args)
{
// Define variables
Scanner input = new Scanner(System.in);
String userPassword; // for input
int userPasswordLength;
int numUppercaseLetters = 0; // counter for uppercase
int numLowercaseLetters = 0; // counter for lowerase
int numNumbers = 0; // counter for digits
boolean passwordIsInvalid = true; // changes to false when password is valid
// continue looping as long as password is invalid
while(passwordIsInvalid)
{
System.out.print("Please enter password >> ");
userPassword = input.nextLine();
userPasswordLength = userPassword.length(); // get the length of the password
// loop thru the password character by character
for(int i = 0; i < userPasswordLength; i++)
{
char ch = userPassword.charAt(i); // get one character at a time
// is character uppercase?
if(Character.isUpperCase(ch))
numUppercaseLetters++; // add 1 to counter ixample of Program Run: Phe
password was invalid. It did not have enough of the following : uppercase letters, iust be at least
2 lowercase letters, must be at least 3 digits, must be at least 3 Please enter password >> coast
The password was invalid. It did not have enough of the following: uppercase letters, wust be at
least 2 Please enter password >> coast2 The password was invalid. It did not have enough of the
following: Please enter password cCoastz Valid password](https://image.slidesharecdn.com/startprogramlikethischapter7validatepasswordimport-230331143654-cc4137a9/85/start-program-like-this-chapter-7-validate-password-importpdf-1-320.jpg)
