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 net.jcip.annotations.Immutable; 022 023import com.nimbusds.oauth2.sdk.id.Identifier; 024 025 026/** 027 * Device code. 028 * 029 * <p>Related specifications: 030 * 031 * <ul> 032 * <li>OAuth 2.0 Device Authorization Grant (draft-ietf-oauth-device-flow-15) 033 * </ul> 034 */ 035@Immutable 036public final class DeviceCode extends Identifier { 037 038 039 /** 040 * Creates a new device code with the specified value. 041 * 042 * @param value The code value. Must not be {@code null} or empty 043 * string. 044 */ 045 public DeviceCode(final String value) { 046 047 super(value); 048 } 049 050 051 /** 052 * Creates a new device code with a randomly generated value of the 053 * specified byte length, Base64URL-encoded. 054 * 055 * @param byteLength The byte length of the value to generate. Must be 056 * greater than one. 057 */ 058 public DeviceCode(final int byteLength) { 059 060 super(byteLength); 061 } 062 063 064 /** 065 * Creates a new device code with a randomly generated 256-bit (32-byte) 066 * value, Base64URL-encoded. 067 */ 068 public DeviceCode() { 069 070 super(); 071 } 072 073 074 @Override 075 public boolean equals(final Object object) { 076 077 return object instanceof DeviceCode && this.toString().equals(object.toString()); 078 } 079}