An internationalized multi-language instance of Java IO stream

http://www.verejava.com/?id=16994875552823

/** Title: Civil Aviation Airline Ticket User Login verification System 1. Keyboard input Select English or Chinese system (1: Chinese, 2: English) 2. Keyboard Enter user name and password 3. The user name and password entered cannot be judged to be null 4. Login to enter the user name and password to verify the idea: 1. Abstract class: 1.1 User 1.2 User management class (Usermanager) 2. Find out the class relationship: 2.1 User--Usermanager 3. Find the Class attribute: 3.1 User (username, password) 4. Find out how: 4.1 User Login Authentication Usermanager{boolean islogin (user user)}*/import java.util.scanner;import java.util.locale;impo RT Java.util.resourcebundle;import Java.text.messageformat;public class testlocaleapplication{public static void main    (string[] args)        {Scanner in=new Scanner (system.in);        SYSTEM.OUT.PRINTLN ("Please choose Chinese or English environment (1: Chinese, 2: English)");        int Number=integer.parseint (In.nextline ());        Create the corresponding national language locale Locale=localefactory.createlocale (number) based on the numbers entered;        ResourceBundle bundle=resourcebundle.getbundle ("Validation", locale);        System.out.println (bundle.getstring ("Inputusername")); String UsernAme=in.nextline ();        System.out.println (bundle.getstring ("Inputpassword"));        String Password=in.nextline (); Input validation if (username==null| |            Username.equals ("")) {System.out.println ("bundle.getstring") ("Validusername");        Return } if (password==null| |            Password.equals ("")) {System.out.println ("bundle.getstring") ("VALIDPASSOWRD");        return;        }//Verify login user user=new user (Username,password);        Usermanager um=new Usermanager (); if (um.islogin (user)) {System.out.println (Messageformat.format (bundle.getstring ("loginsuccess"), username        , username));        } else {System.out.println (bundle.getstring ("Loginfail"));    }}}class user{private String username;    private String password;        Public User (String username,string password) {this.username=username;    This.password=password; } Public String GetUserName () {return this.username;    } public void Setusername (String username) {this.username=username;    } public String GetPassword () {return this.password;    } public void SetPassword (String password) {This.password=password; }}class usermanager{/** User Login Verification */public boolean islogin (user user) {if (User!=null&&us        Er.getusername (). Equals ("admin") &&user.getpassword (). Equals ("1")) {return true;    } return false; }}/** Create a factory for language locale class */class localefactory{/** based on input (1: Create Chinese locale, 2: English locale) */public static L        Ocale Createlocale (int number) {if (number==1) return new Locale ("zh", "CN");        if (number==2) return new Locale ("en", "US");    return null; }}

http://www.verejava.com/?id=16994875552823

An internationalized multi-language instance of Java IO stream