Class TextCallbackHandler

java.lang.Object

com.sun.security.auth.callback.TextCallbackHandler

All Implemented Interfaces:: CallbackHandler

public class TextCallbackHandler extends Object implements CallbackHandler

Prompts and reads from the command line for answers to authentication questions. This can be used by a JAAS application to instantiate a CallbackHandler

Since:

1.4

See Also:

Constructor Summary

Constructor	Description
`TextCallbackHandler()`	Creates a callback handler that prompts and reads from the command line for answers to authentication questions.

Method Summary

Modifier and Type	Method	Description
`void`	`handle(Callback[] callbacks)`	Handles the specified set of callbacks.

Methods declared in class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Modifier and Type	Method	Description
`protected Object`	`clone()`	Creates and returns a copy of this object.
`boolean`	`equals(Object obj)`	Indicates whether some other object is "equal to" this one.
`protected void`	`finalize()`	Deprecated, for removal: This API element is subject to removal in a future version. Finalization is deprecated and subject to removal in a future release.
`final Class<?>`	`getClass()`	Returns the runtime class of this `Object`.
`int`	`hashCode()`	Returns a hash code value for this object.
`final void`	`notify()`	Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()`	Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()`	Returns a string representation of the object.
`final void`	`wait()`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
`final void`	`wait(long timeoutMillis)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait(long timeoutMillis, int nanos)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

Constructor Details

TextCallbackHandler

public TextCallbackHandler()

Creates a callback handler that prompts and reads from the command line for answers to authentication questions. This can be used by JAAS applications to instantiate a CallbackHandler.

Method Details

handle

public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException

Handles the specified set of callbacks.

Specified by:: handle in interface CallbackHandler
Parameters:: callbacks - the callbacks to handle
Throws:: IOException - if an input or output error occurs.; UnsupportedCallbackException - if the callback is not an instance of NameCallback or PasswordCallback

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