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PasswordValidation.java

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package String;

import java.util.Scanner;

public class PasswordValidation {

static final String SPECIAL_CHARACTERS = "!,#,$,%,^,&,*,|";

static String password;

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

System.out.print("Enter the Password: ");

password = sc.nextLine();

sc.close();

if (isValidPassword(password)) {

System.out.println("Password is in correct format!");

} else {

System.out.println("Not a valid password!");

}

}

public static boolean isValidPassword(String pass) {

boolean loCase = false;

int isDigit = 0;

boolean spChar= false;

if (pass.length() < 8) {

return false;

} else {

for (int i = 0; i < pass.length(); i++) {

if (pass.matches(".+[a-z].+")) {

loCase = true;

}

if (pass.matches(".+[1-9].+")) {

isDigit++;

}

if (SPECIAL_CHARACTERS.contains(pass.substring(i, i+1))) {

spChar=true;

}

}

}

return loCase && (isDigit >= 2) && !spChar;

}

}