BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
// 72 字符
String password1 = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
// 73 字符
String password2 = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaab";
String encodedPassword1 = passwordEncoder.encode(password1);
boolean matches = passwordEncoder.matches(password2, encodedPassword1);
System.out.println("encodedPassword1: " + encodedPassword1);
System.out.println("matches: " + matches);

encodedPassword1: $2a$10$A5OpVKgjEZzmy6UNsqzkjuG2xGET1wp3b/9ET5dz/tHQ3eRvyXSSO
matches: true

hashpw(sha256('password'), salt);