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: "******"Enter your old password: "******"Enter new password: "******"Reenter new password: "******"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);
}
String op = new String(oldPassword);
System.out.println("oldPassword: "******"Unicode character at password position " + i + ": " + op.codePointAt(i));
i++;
}
Arrays.fill(oldPassword, ' ');
String op2 = new String(oldPassword);
System.out.println("oldPassword: " + op2 + op2.length());
}
public static void main(String[] args) {
Console console = System.console();
if (console == null) {
System.err.println("No console.");
System.exit(1);
}
while (true) {
Pattern pattern = Pattern.compile(console.readLine("%nEnter your regex: "));
Matcher matcher = pattern.matcher(console.readLine("Enter input string to search: "));
boolean found = false;
while (matcher.find()) {
console.format(
"I found the text" + " \"%s\" starting at " + "index %d and ending at index %d.%n",
matcher.group(), matcher.start(), matcher.end());
found = true;
}
if (!found) {
console.format("No match found.%n");
}
}
}
@Override
public TextDevice printf(String fmt, Object... params) throws ConsoleException {
console.format(fmt, params);
return this;
}
@Override
public synchronized void handle(Callback[] callbacks)
throws IOException, UnsupportedCallbackException {
final Console console = System.console();
if (console == null) throw new IOException("Console not available");
for (Callback callback : callbacks) {
if (callback instanceof PasswordCallback) {
final PasswordCallback password = (PasswordCallback) callback;
final String prompt = getDefault(password.getPrompt(), "Enter password");
char[] answer = console.readPassword("\u001b[34m%s\u001b[0m: ", prompt);
if (answer == null) throw new EOFException();
password.setPassword(answer);
} else if (callback instanceof NameCallback) {
final NameCallback name = (NameCallback) callback;
final String prompt = getDefault(name.getPrompt(), "Enter name");
final String defaultName = name.getDefaultName();
if (defaultName == null)
while (true) {
final String answer = console.readLine("\u001b[34m%s\u001b[0m: ", prompt);
if (answer == null) throw new EOFException();
if (answer.length() == 0) continue;
name.setName(answer);
break;
}
else {
final String answer =
console.readLine(
"\u001b[34m%s\u001b[0m [\u001b[36m%s\u001b[0m]: ", prompt, defaultName);
if (answer == null) throw new EOFException();
if (answer.length() == 0) name.setName(defaultName);
else name.setName(answer);
}
} else if (callback instanceof TextInputCallback) {
final TextInputCallback input = (TextInputCallback) callback;
final String prompt = getDefault(input.getPrompt(), "Enter value");
final String defaultText = input.getDefaultText();
if (defaultText == null)
while (true) {
final String answer = console.readLine("\u001b[34m%s\u001b[0m: ", prompt);
if (answer == null) throw new EOFException();
if (answer.length() == 0) continue;
input.setText(answer);
break;
}
else {
final String answer =
console.readLine(
"\u001b[34m%s\u001b[0m [\u001b[36m%s\u001b[0m]: ", prompt, defaultText);
if (answer == null) throw new EOFException();
if (answer.length() == 0) input.setText(defaultText);
else input.setText(answer);
}
} else if (callback instanceof TextOutputCallback) {
final TextOutputCallback output = (TextOutputCallback) callback;
final String message = output.getMessage();
switch (output.getMessageType()) {
case TextOutputCallback.INFORMATION:
console.format("\u001b[32m%s\u001b[0m\n", message);
break;
case TextOutputCallback.WARNING:
console.format("\u001b[33mWARNING: %s\u001b[0m\n", message);
break;
case TextOutputCallback.ERROR:
console.format("\u001b[31mERROR: %s\u001b[0m\n", message);
break;
default:
console.format("\u001b[35m??? [%d]: %s\u001b[0m\n", output.getMessageType(), message);
break;
}
} else {
throw new UnsupportedCallbackException(callback, "Callback type not supported");
}
}
}
