Package org.apache.tomcat.websocket

Class Authenticator

java.lang.Object

org.apache.tomcat.websocket.Authenticator

Direct Known Subclasses:

BasicAuthenticator, DigestAuthenticator

public abstract class Authenticator
extends Object

Base class for the authentication methods used by the WebSocket client.

Constructor Summary

Constructors

Constructor	Description
Authenticator()

Method Summary

Modifier and Type	Method	Description
abstract String	getAuthorization(String requestUri, String authenticateHeader, String userName, String userPassword, String userRealm)	Generate the authorization header value that will be sent to the server.
abstract String	getSchemeName()	Get the authentication method.
Map<String,String>	parseAuthenticateHeader(String authenticateHeader)	Utility method to parse the authentication header.
protected void	validatePassword(String password)
protected void	validateRealm(String userRealm, String serverRealm)
protected void	validateUsername(String userName)

Methods inherited from class java.lang.Object

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

Constructor Details

Authenticator

public Authenticator()

Method Details

getAuthorization

public abstract String getAuthorization(String requestUri,
 String authenticateHeader,
 String userName,
 String userPassword,
 String userRealm)
                                 throws AuthenticationException

Generate the authorization header value that will be sent to the server.

Parameters:

requestUri - The request URI

authenticateHeader - The server authentication header received

userName - The user name

userPassword - The user password

userRealm - The realm for which the provided user name and password are valid. null to indicate all realms.

Returns:

The generated authorization header value

Throws:

AuthenticationException - When an error occurs

getSchemeName

public abstract String getSchemeName()

Get the authentication method.

Returns:

the authentication scheme

parseAuthenticateHeader

public Map<String,String> parseAuthenticateHeader(String authenticateHeader)

Utility method to parse the authentication header.

Parameters:

authenticateHeader - The server authenticate header received

Returns:

a map of authentication parameter names and values

validateUsername

protected void validateUsername(String userName)
                         throws AuthenticationException

Throws:

AuthenticationException

validatePassword

protected void validatePassword(String password)
                         throws AuthenticationException

Throws:

AuthenticationException

validateRealm

protected void validateRealm(String userRealm,
 String serverRealm)
                      throws AuthenticationException

Throws:

AuthenticationException