content: /**
   * Copyright 2010-present Facebook.
   *
   * Licensed 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 com.facebook;
  
  /**
   * Specifies the behaviors to try during
   * {@link Session#openForRead(com.facebook.Session.OpenRequest) openForRead},
   * {@link Session#openForPublish(com.facebook.Session.OpenRequest) openForPublish},
   * {@link Session#requestNewReadPermissions(com.facebook.Session.NewPermissionsRequest) requestNewReadPermissions}, or
   * {@link Session#requestNewPublishPermissions(com.facebook.Session.NewPermissionsRequest) requestNewPublishPermissions}.
   */
  public enum SessionLoginBehavior {
      /**
       * Specifies that Session should attempt Single Sign On (SSO), and if that
       * does not work fall back to dialog auth. This is the default behavior.
       */
      SSO_WITH_FALLBACK(true, true),
  
      /**
       * Specifies that Session should only attempt SSO. If SSO fails, then the
       * open or new permissions call fails.
       */
      SSO_ONLY(true, false),
  
      /**
       * Specifies that SSO should not be attempted, and to only use dialog auth.
       */
      SUPPRESS_SSO(false, true);
  
      private final boolean allowsKatanaAuth;
      private final boolean allowsWebViewAuth;
  
      private SessionLoginBehavior(boolean allowsKatanaAuth, boolean allowsWebViewAuth) {
          this.allowsKatanaAuth = allowsKatanaAuth;
          this.allowsWebViewAuth = allowsWebViewAuth;
      }
  
      boolean allowsKatanaAuth() {
          return allowsKatanaAuth;
      }
  
      boolean allowsWebViewAuth() {
          return allowsWebViewAuth;
      }
  }
  