org.apache.commons.vfs2.util
Class UserAuthenticatorUtils

java.lang.Object
  org.apache.commons.vfs2.util.UserAuthenticatorUtils

public final class UserAuthenticatorUtils
extends Object

Some helper methods used for authentication.

Author:

Commons VFS team

Method Summary

static UserAuthenticationData	authenticate(FileSystemOptions opts, UserAuthenticationData.Type[] authenticatorTypes) if there is a authenticator the authentication will take place, else null will be reutrned.
static UserAuthenticationData	authenticate(UserAuthenticator auth, UserAuthenticationData.Type[] authenticatorTypes) if there is a authenticator the authentication will take place, else null will be reutrned.
static void	cleanup(UserAuthenticationData authData) cleanup the data in the UerAuthenticationData (null safe).
static char[]	getData(UserAuthenticationData data, UserAuthenticationData.Type type, char[] overriddenValue) gets data of given type from the UserAuthenticationData or null if there is no data or data of this type available.
static char[]	toChar(String string) Converts a string to a char array (null safe).
static String	toString(char[] data) converts the given data to a string (null safe).

Methods inherited from class java.lang.Object

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

Method Detail

getData

public static char[] getData(UserAuthenticationData data,
                             UserAuthenticationData.Type type,
                             char[] overriddenValue)

gets data of given type from the UserAuthenticationData or null if there is no data or data of this type available.

Parameters:

data - The UserAuthenticationData.

type - The type of the element to retrieve.

overriddenValue - The default value.

Returns:

The data of the given type as a character array or null if the data is not available.

authenticate

public static UserAuthenticationData authenticate(FileSystemOptions opts,
                                                  UserAuthenticationData.Type[] authenticatorTypes)

if there is a authenticator the authentication will take place, else null will be reutrned.

Parameters:

opts - The FileSystemOptions.

authenticatorTypes - An array of types describing the data to be retrieved.

Returns:

A UserAuthenticationData object containing the data requested.

authenticate

public static UserAuthenticationData authenticate(UserAuthenticator auth,
                                                  UserAuthenticationData.Type[] authenticatorTypes)

if there is a authenticator the authentication will take place, else null will be reutrned.

Parameters:

auth - The UserAuthenticator.

authenticatorTypes - An array of types describing the data to be retrieved.

Returns:

A UserAuthenticationData object containing the data requested.

toChar

public static char[] toChar(String string)

Converts a string to a char array (null safe).

Parameters:

string - The String to convert.

Returns:

The character array.

cleanup

public static void cleanup(UserAuthenticationData authData)

cleanup the data in the UerAuthenticationData (null safe).

Parameters:

authData - The UserAuthenticationDAta.

toString

public static String toString(char[] data)

converts the given data to a string (null safe).

Parameters:

data - A character array containing the data to convert to a String.

Returns:

The String.