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package javax.security.sasl;

import javax.security.auth.callback.Callback;


This callback is used by SaslServer to determine whether one entity (identified by an authenticated authentication id) can act on behalf of another entity (identified by an authorization id). 
Author:Rosanna Lee, Rob Weltman
Since:1.5
/**
  * This callback is used by {@code SaslServer} to determine whether
  * one entity (identified by an authenticated authentication id)
  * can act on
  * behalf of another entity (identified by an authorization id).
  *
  * @since 1.5
  *
  * @author Rosanna Lee
  * @author Rob Weltman
  */
public class AuthorizeCallback implements Callback, java.io.Serializable {
    
The (authenticated) authentication id to check.

@serial
/**
     * The (authenticated) authentication id to check.
     * @serial
     */
    private String authenticationID;

    
The authorization id to check.

@serial
/**
     * The authorization id to check.
     * @serial
     */
    private String authorizationID;

    
The id of the authorized entity. If null, the id of
the authorized entity is authorizationID.

@serial
/**
     * The id of the authorized entity. If null, the id of
     * the authorized entity is authorizationID.
     * @serial
     */
    private String authorizedID;

    
A flag indicating whether the authentication id is allowed to
act on behalf of the authorization id.

@serial
/**
     * A flag indicating whether the authentication id is allowed to
     * act on behalf of the authorization id.
     * @serial
     */
    private boolean authorized;

    
Constructs an instance of AuthorizeCallback. 
Params:
  • authnID –   The (authenticated) authentication id.
  • authzID –   The authorization id.
/**
     * Constructs an instance of {@code AuthorizeCallback}.
     *
     * @param authnID   The (authenticated) authentication id.
     * @param authzID   The authorization id.
     */
    public AuthorizeCallback(String authnID, String authzID) {
        authenticationID = authnID;
        authorizationID = authzID;
    }

    
Returns the authentication id to check.

Returns:The authentication id to check.
/**
     * Returns the authentication id to check.
     * @return The authentication id to check.
     */
    public String getAuthenticationID() {
        return authenticationID;
    }

    
Returns the authorization id to check.

Returns:The authentication id to check.
/**
     * Returns the authorization id to check.
     * @return The authentication id to check.
     */
    public String getAuthorizationID() {
        return authorizationID;
    }

    
Determines whether the authentication id is allowed to
act on behalf of the authorization id.

See Also:
Returns:true if authorization is allowed; false otherwise
/**
     * Determines whether the authentication id is allowed to
     * act on behalf of the authorization id.
     *
     * @return {@code true} if authorization is allowed; {@code false} otherwise
     * @see #setAuthorized(boolean)
     * @see #getAuthorizedID()
     */
    public boolean isAuthorized() {
        return authorized;
    }

    
Sets whether the authorization is allowed.

Params:
  • ok – true if authorization is allowed; false otherwise
See Also:
/**
     * Sets whether the authorization is allowed.
     * @param ok {@code true} if authorization is allowed; {@code false} otherwise
     * @see #isAuthorized
     * @see #setAuthorizedID(java.lang.String)
     */
    public void setAuthorized(boolean ok) {
        authorized = ok;
    }

    
Returns the id of the authorized user.

See Also:
Returns:The id of the authorized user. null means the authorization failed.
/**
     * Returns the id of the authorized user.
     * @return The id of the authorized user. {@code null} means the
     * authorization failed.
     * @see #setAuthorized(boolean)
     * @see #setAuthorizedID(java.lang.String)
     */
    public String getAuthorizedID() {
        if (!authorized) {
            return null;
        }
        return (authorizedID == null) ? authorizationID : authorizedID;
    }

    
Sets the id of the authorized entity. Called by handler only when the id
is different from getAuthorizationID(). For example, the id
might need to be canonicalized for the environment in which it
will be used.

Params:
  • id – The id of the authorized user.
See Also:
/**
     * Sets the id of the authorized entity. Called by handler only when the id
     * is different from getAuthorizationID(). For example, the id
     * might need to be canonicalized for the environment in which it
     * will be used.
     * @param id The id of the authorized user.
     * @see #setAuthorized(boolean)
     * @see #getAuthorizedID
     */
    public void setAuthorizedID(String id) {
        authorizedID = id;
    }

    private static final long serialVersionUID = -2353344186490470805L;
}