Example usage for javax.security.auth.callback NameCallback getDefaultName

Introduction

In this page you can find the example usage for javax.security.auth.callback NameCallback getDefaultName.

Prototype

public String getDefaultName() 

Source Link

Document

Get the default name.

Usage

From source file:org.apache.directory.server.ldap.handlers.sasl.AbstractSaslCallbackHandler.java

/**
 * SaslServer will use this method to call various callbacks, depending on the SASL
 * mechanism in use for a session./*from ww w  .  j  ava2  s  .c  o m*/
 * 
 * @param callbacks An array of one or more callbacks.
 */
public void handle(Callback[] callbacks) {
    for (int i = 0; i < callbacks.length; i++) {
        Callback callback = callbacks[i];

        if (LOG.isDebugEnabled()) {
            LOG.debug("Processing callback {} of {}: {}", callback.getClass(), (i + 1), callbacks.length);
        }

        if (callback instanceof NameCallback) {
            NameCallback nameCB = (NameCallback) callback;
            LOG.debug("NameCallback default name:  {}", nameCB.getDefaultName());

            username = nameCB.getDefaultName();
        } else if (callback instanceof RealmCallback) {
            RealmCallback realmCB = (RealmCallback) callback;
            LOG.debug("RealmCallback default text:  {}", realmCB.getDefaultText());

            realm = realmCB.getDefaultText();
        } else if (callback instanceof PasswordCallback) {
            PasswordCallback passwordCB = (PasswordCallback) callback;
            Attribute userPassword = lookupPassword(getUsername(), getRealm());

            if (userPassword != null) {
                // We assume that we have only one password available
                byte[] password = userPassword.get().getBytes();

                String strPassword = Strings.utf8ToString(password);
                passwordCB.setPassword(strPassword.toCharArray());
            }
        } else if (callback instanceof AuthorizeCallback) {
            AuthorizeCallback authorizeCB = (AuthorizeCallback) callback;

            // hnelson (CRAM-MD5, DIGEST-MD5)
            // hnelson@EXAMPLE.COM (GSSAPI)
            LOG.debug("AuthorizeCallback authnID:  {}", authorizeCB.getAuthenticationID());

            // hnelson (CRAM-MD5, DIGEST-MD5)
            // hnelson@EXAMPLE.COM (GSSAPI)
            LOG.debug("AuthorizeCallback authzID:  {}", authorizeCB.getAuthorizationID());

            // null (CRAM-MD5, DIGEST-MD5, GSSAPI)
            LOG.debug("AuthorizeCallback authorizedID:  {}", authorizeCB.getAuthorizedID());

            // false (CRAM-MD5, DIGEST-MD5, GSSAPI)
            LOG.debug("AuthorizeCallback isAuthorized:  {}", authorizeCB.isAuthorized());

            try {
                authorize(authorizeCB);
            } catch (Exception e) {
                // TODO - figure out how to handle this properly.
                throw new RuntimeException(I18n.err(I18n.ERR_677), e);
            }
        }
    }
}

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