package tachyon.security.authentication;

/**
 * Different authentication types for Tachyon.
 */
public enum AuthType {
  /**
   * Authentication is disabled. No user info in Tachyon.
   */
  NOSASL("NOSASL"),

  /**
   * User is aware in Tachyon. Login user is OS user. The verification of client user is disabled.
   */
  SIMPLE("SIMPLE"),

  /**
   * User is aware in Tachyon. Login user is OS user. The user is verified by Custom
   * authentication provider (Use with property tachyon.authentication.provider.custom.class).
   */
  CUSTOM("CUSTOM"),

  /**
   * User is aware in Tachyon. The user is verified by Kerberos authentication. NOTE: this
   * authentication is not supported.
   */
  KERBEROS("KERBEROS");

  private final String mAuthType;

  AuthType(String authType) {
    mAuthType = authType;
  }

  public String getAuthName() {
    return mAuthType;
  }
}

/*
 * Licensed to the University of California, Berkeley under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License. You may obtain a
 * copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package tachyon.security.authentication;

/**
 * Different authentication types for Tachyon.
 */
public enum AuthType {
  /**
   * Authentication is disabled. No user info in Tachyon.
   */
  NOSASL("NOSASL"),

  /**
   * User is aware in Tachyon. Login user is OS user. The verification of client user is disabled.
   */
  SIMPLE("SIMPLE"),

  /**
   * User is aware in Tachyon. Login user is OS user. The user is verified by Custom
   * authentication provider (Use with property tachyon.authentication.provider.custom.class).
   */
  CUSTOM("CUSTOM"),

  /**
   * User is aware in Tachyon. The user is verified by Kerberos authentication. NOTE: this
   * authentication is not supported.
   */
  KERBEROS("KERBEROS");

  private final String mAuthType;

  AuthType(String authType) {
    mAuthType = authType;
  }

  public String getAuthName() {
    return mAuthType;
  }
}

Add the missing copyright block to AuthType.java