passwordchecker

Hi, i need help with intro to java assignment in netbeans application.To implement a program that checks the validity of a password entered. Using user input and string methods. My coding is correct except, see what happen when I write a password that doesn’t start with G. it says
Please enter a password:
eghtykiuo
Well done. You entered a valid password. 
it needs to be corrected to your password doesnt start with ‘G’