в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

Admin: 1 версия

2010-05-31T14:32:39Z

1 версия

Новая страница

== Console: format(String fmt, Object... args) ==



<source lang="java">

import java.io.Console;
import java.io.IOException;
import java.util.Arrays;
public class Main {
public static void main(String args[]) throws IOException {
Console c = System.console();
if (c == null) {
System.err.println("No console.");
System.exit(1);
}
String login = c.readLine("Enter your login: ");
char[] oldPassword = c.readPassword("Enter your old password: ");
if (verify(login, oldPassword)) {
boolean noMatch;
do {
char[] newPassword1 = c.readPassword("Enter your new password: ");
char[] newPassword2 = c.readPassword("Enter new password again: ");
noMatch = !Arrays.equals(newPassword1, newPassword2);
if (noMatch) {
c.format("Passwords don"t match. Try again.%n");
} else {
change(login, newPassword1);
c.format("Password for %s changed.%n", login);
}
Arrays.fill(newPassword1, " ");
Arrays.fill(newPassword2, " ");
} while (noMatch);
}
Arrays.fill(oldPassword, " ");
}
// Dummy verify method.
static boolean verify(String login, char[] password) {
return true;
}
// Dummy change method.
static void change(String login, char[] password) {
}
}

</source>



== Console: readLine(String fmt, Object... args) ==



<source lang="java">

import java.io.Console;
import java.io.IOException;
import java.util.Arrays;
public class Main {
public static void main(String args[]) throws IOException {
Console c = System.console();
if (c == null) {
System.err.println("No console.");
System.exit(1);
}
String login = c.readLine("Enter your login: ");
char[] oldPassword = c.readPassword("Enter your old password: ");
if (verify(login, oldPassword)) {
boolean noMatch;
do {
char[] newPassword1 = c.readPassword("Enter your new password: ");
char[] newPassword2 = c.readPassword("Enter new password again: ");
noMatch = !Arrays.equals(newPassword1, newPassword2);
if (noMatch) {
c.format("Passwords don"t match. Try again.%n");
} else {
change(login, newPassword1);
c.format("Password for %s changed.%n", login);
}
Arrays.fill(newPassword1, " ");
Arrays.fill(newPassword2, " ");
} while (noMatch);
}
Arrays.fill(oldPassword, " ");
}
// Dummy verify method.
static boolean verify(String login, char[] password) {
return true;
}
// Dummy change method.
static void change(String login, char[] password) {
}
}

</source>



== Console: readPassword(String fmt, Object... args) ==



<source lang="java">

import java.io.Console;
import java.io.IOException;
import java.util.Arrays;
public class Main {
public static void main(String args[]) throws IOException {
Console c = System.console();
if (c == null) {
System.err.println("No console.");
System.exit(1);
}
String login = c.readLine("Enter your login: ");
char[] oldPassword = c.readPassword("Enter your old password: ");
if (verify(login, oldPassword)) {
boolean noMatch;
do {
char[] newPassword1 = c.readPassword("Enter your new password: ");
char[] newPassword2 = c.readPassword("Enter new password again: ");
noMatch = !Arrays.equals(newPassword1, newPassword2);
if (noMatch) {
c.format("Passwords don"t match. Try again.%n");
} else {
change(login, newPassword1);
c.format("Password for %s changed.%n", login);
}
Arrays.fill(newPassword1, " ");
Arrays.fill(newPassword2, " ");
} while (noMatch);
}
Arrays.fill(oldPassword, " ");
}
// Dummy verify method.
static boolean verify(String login, char[] password) {
return true;
}
// Dummy change method.
static void change(String login, char[] password) {
}
}

</source>

← Предыдущая	Версия 17:43, 31 мая 2010
(нет различий)

Java by API/java.io/Console - История изменений

в 17:43, 31 мая 2010

Admin: 1 версия