| /* |
| * Copyright (c) 2023 Project CHIP Authors |
| * All rights reserved. |
| * |
| * 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.matter.controller.commands.common |
| |
| /** |
| * Represents a result that can either indicate success or failure with an associated error message. |
| * |
| * In the context of RealResult, success is represented by [Success] and failure by [Error]. When |
| * there is an error, an error message explains the reason for the failure. |
| */ |
| sealed class RealResult { |
| data class Error(val error: String) : RealResult() |
| |
| object Success : RealResult() |
| |
| companion object { |
| fun success(): RealResult { |
| return Success |
| } |
| |
| fun error(error: String?): RealResult { |
| return error?.let { Error(it) } ?: Success |
| } |
| } |
| } |