001/* 002 * oauth2-oidc-sdk 003 * 004 * Copyright 2012-2016, Connect2id Ltd and contributors. 005 * 006 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use 007 * this file except in compliance with the License. You may obtain a copy of the 008 * License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software distributed 013 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 014 * CONDITIONS OF ANY KIND, either express or implied. See the License for the 015 * specific language governing permissions and limitations under the License. 016 */ 017 018package com.nimbusds.oauth2.sdk.device; 019 020 021import com.nimbusds.oauth2.sdk.ErrorObject; 022import com.nimbusds.oauth2.sdk.http.HTTPResponse; 023 024 025/** 026 * OAuth 2.0 Device Authorization Grant specific errors. 027 * 028 * <p>Related specifications: 029 * 030 * <ul> 031 * <li>OAuth 2.0 Device Authorization Grant (RFC 8628) 032 * </ul> 033 */ 034public final class DeviceAuthorizationGrantError { 035 036 037 /** 038 * The authorization request is still pending as the end user hasn't yet 039 * completed the user interaction steps (Section 3.3). The client 040 * SHOULD repeat the Access Token Request to the token endpoint (a 041 * process known as polling). Before each new request the client MUST 042 * wait at least the number of seconds specified by the "interval" 043 * parameter of the Device Authorization Response (see Section 3.2), or 044 * 5 seconds if none was provided, and respect any increase in the 045 * polling interval required by the "slow_down" error. 046 */ 047 public static final ErrorObject AUTHORIZATION_PENDING = new ErrorObject("authorization_pending", 048 "Authorization pending", HTTPResponse.SC_BAD_REQUEST); 049 050 051 /** 052 * A variant of "authorization_pending", the authorization request is 053 * still pending and polling should continue, but the interval MUST be 054 * increased by 5 seconds for this and all subsequent requests. 055 */ 056 public static final ErrorObject SLOW_DOWN = new ErrorObject("slow_down", "Slow down", 057 HTTPResponse.SC_BAD_REQUEST); 058 059 060 /** 061 * The "device_code" has expired and the device flow authorization 062 * session has concluded. The client MAY commence a new Device 063 * Authorization Request but SHOULD wait for user interaction before 064 * restarting to avoid unnecessary polling. 065 */ 066 public static final ErrorObject EXPIRED_TOKEN = new ErrorObject("expired_token", "Expired token", 067 HTTPResponse.SC_BAD_REQUEST); 068 069 070 /** 071 * Prevents public instantiation. 072 */ 073 private DeviceAuthorizationGrantError() { 074 075 } 076}