Class NameCallback

java.lang.Object

javax.security.auth.callback.NameCallback

All Implemented Interfaces:

Serializable, Callback

public class NameCallback
extends Object
implements Callback, Serializable

Underlying security services instantiate and pass a NameCallback to the handle method of a CallbackHandler to retrieve name information.

Since:

1.4

See Also:

• CallbackHandler
• Serialized Form

Constructor Summary

Constructors

Constructor	Description
NameCallback(String prompt)	Construct a NameCallback with a prompt.
NameCallback(String prompt, String defaultName)	Construct a NameCallback with a prompt and default name.

Method Summary

Modifier and Type	Method	Description
String	getDefaultName()	Get the default name.
String	getName()	Get the retrieved name.
String	getPrompt()	Get the prompt.
void	setName(String name)	Set the retrieved name.

Methods declared in class Object

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

Modifier and Type	Method	Description
protected Object	clone()	Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
boolean	equals(Object o)	Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
protected void	finalize()	Deprecated, for removal: This API element is subject to removal in a future version. May cause performance issues, deadlocks and hangs.
final Class<? extends Object>	getClass()	Answers the unique instance of java.lang.Class which represents the class of the receiver.
int	hashCode()	Answers an integer hash code for the receiver.
final void	notify()	Causes one thread which is waiting on the receiver to be made ready to run.
final void	notifyAll()	Causes all threads which are waiting on the receiver to be made ready to run.
String	toString()	Answers a string containing a concise, human-readable description of the receiver.
final void	wait()	Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
final void	wait(long time)	Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
final void	wait(long time, int frac)	Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.

Constructor Details

NameCallback

public NameCallback(String prompt)

Construct a NameCallback with a prompt.

Parameters:

prompt - the prompt used to request the name.

Throws:

IllegalArgumentException - if prompt is null or if prompt has a length of 0.

NameCallback

public NameCallback(String prompt,
 String defaultName)

Construct a NameCallback with a prompt and default name.

Parameters:

prompt - the prompt used to request the information.

defaultName - the name to be used as the default name displayed with the prompt.

Throws:

IllegalArgumentException - if prompt is null, if prompt has a length of 0, if defaultName is null, or if defaultName has a length of 0.

Method Details

getPrompt

public String getPrompt()

Get the prompt.

Returns:

the prompt.

getDefaultName

public String getDefaultName()

Get the default name.

Returns:

the default name, or null if this NameCallback was not instantiated with a defaultName.

setName

public void setName(String name)

Set the retrieved name.

Parameters:

name - the retrieved name (which may be null).

See Also:

• getName()

getName

public String getName()

Get the retrieved name.

Returns:

the retrieved name (which may be null)

See Also:

• setName(String)