15d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Copyright 2014 The Chromium Authors. All rights reserved. 25d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// found in the LICENSE file. 45d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 50529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch#ifndef COMPONENTS_CLOUD_DEVICES_COMMON_CAPABILITY_INTERFACES_H_ 60529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch#define COMPONENTS_CLOUD_DEVICES_COMMON_CAPABILITY_INTERFACES_H_ 75d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 85d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Defines common templates that could be used to create device specific 95d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// capabilities and print tickets. 105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 115d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <vector> 125d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "base/logging.h" 14a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "base/numerics/safe_conversions.h" 150529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch#include "components/cloud_devices/common/cloud_device_description.h" 165d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)namespace base { 185d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class DictionaryValue; 195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)namespace cloud_devices { 225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 235d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// All traits below specify how to serialize and validate capabilities and 245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// ticket items. 255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Traits should have following methods: 265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// // Returns true if capability semantically valid. 275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// static bool IsValid(const Option&); 285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// 295d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// // Returns json path relative to the root of CDD/CJT. 305d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// static std::string GetItemPath(); 315d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// 325d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// // Loads ticket item. Returns false if failed. 335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// static bool Load(const base::DictionaryValue& dict, ContentType* option); 345d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// 355d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// // Saves ticket item. 365d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// static void Save(ContentType option, base::DictionaryValue* dict); 375d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 385d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Represents a CDD capability that is stored as a JSON list 395d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Ex: "<CAPABILITY_NAME>": [ {<VALUE>}, {<VALUE>}, {<VALUE>} ] 405d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Option specifies data type for <VALUE>. 415d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Traits specifies how <VALUE> is stored in JSON and semantic validation. 425d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)template <class Option, class Traits> 435d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class ListCapability { 445d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 455d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ListCapability(); 465d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ~ListCapability(); 475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 485d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool LoadFrom(const CloudDeviceDescription& description); 495d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void SaveTo(CloudDeviceDescription* description) const; 505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 510529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch void Reset() { options_.clear(); } 525d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool IsValid() const; 545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 550529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch bool empty() const { return options_.empty(); } 565d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 570529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch size_t size() const { return options_.size(); } 585d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 590529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch const Option& operator[](size_t i) const { return options_[i]; } 605d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 610529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch bool Contains(const Option& option) const { 625d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return std::find(options_.begin(), options_.end(), option) != 635d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) options_.end(); 645d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 655d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 660529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch void AddOption(const Option& option) { options_.push_back(option); } 675d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 685d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 695d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) typedef std::vector<Option> OptionVector; 705d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) OptionVector options_; 715d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 725d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(ListCapability); 735d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 745d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 755d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Represents CDD capability stored as JSON list with default_value value. 765d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Ex: "<CAPABILITY_NAME>": { "option": [{ "is_default": true, <VALUE>}, 775d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// {<VALUE>} ]} 785d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Option specifies data type for <VALUE>. 795d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Traits specifies how <VALUE> is stored in JSON and semantic validation. 805d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)template <class Option, class Traits> 815d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class SelectionCapability { 825d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 835d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) SelectionCapability(); 845d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ~SelectionCapability(); 855d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 865d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool LoadFrom(const CloudDeviceDescription& description); 875d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void SaveTo(CloudDeviceDescription* description) const; 885d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 895d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void Reset() { 905d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) options_.clear(); 915d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) default_idx_ = -1; 925d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 935d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 945d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool IsValid() const; 955d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 960529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch bool empty() const { return options_.empty(); } 975d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 980529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch size_t size() const { return options_.size(); } 995d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1000529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch const Option& operator[](size_t i) const { return options_[i]; } 1015d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1020529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch bool Contains(const Option& option) const { 1035d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return std::find(options_.begin(), options_.end(), option) != 1045d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) options_.end(); 1055d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 1065d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1075d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const Option& GetDefault() const { 1085d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CHECK_GE(default_idx_, 0); 1095d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return options_[default_idx_]; 1105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 1115d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1120529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch void AddOption(const Option& option) { AddDefaultOption(option, false); } 1135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1145d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void AddDefaultOption(const Option& option, bool is_default) { 1155d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (is_default) { 1165d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DCHECK_EQ(default_idx_, -1); 1175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // Point to the last element. 118a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) default_idx_ = base::checked_cast<int>(size()); 1195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 1205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) options_.push_back(option); 1215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 1225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1235d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 1245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) typedef std::vector<Option> OptionVector; 1255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) OptionVector options_; 1275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int default_idx_; 1285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1295d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(SelectionCapability); 1305d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 1315d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1325d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Represents CDD capability that can be true or false. 1335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Ex: "<CAPABILITY_NAME>": { "default_value": true } 1345d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Traits specifies how <VALUE> is stored in JSON and semantic validation. 1355d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)template <class Traits> 1365d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class BooleanCapability { 1375d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 1385d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) BooleanCapability(); 1395d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ~BooleanCapability(); 1405d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1415d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool LoadFrom(const CloudDeviceDescription& description); 1425d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void SaveTo(CloudDeviceDescription* description) const; 1435d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1440529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch void Reset() { default_value_ = false; } 1455d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1460529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch void set_default_value(bool value) { default_value_ = value; } 1475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1480529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch bool default_value() const { return default_value_; } 1495d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 1515d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool default_value_; 1525d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(BooleanCapability); 1545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 1555d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1565d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Represents CDD capability for which existence is only important. 1575d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Ex: "<CAPABILITY_NAME>": { } 1585d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Traits specifies how <VALUE> is stored in JSON and semantic validation. 1595d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)template <class Traits> 1605d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class EmptyCapability { 1615d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 1625d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EmptyCapability() {}; 1635d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ~EmptyCapability() {}; 1645d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1655d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool LoadFrom(const CloudDeviceDescription& description); 1665d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void SaveTo(CloudDeviceDescription* description) const; 1675d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1685d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 1695d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(EmptyCapability); 1705d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 1715d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 172effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch// Represents an item that is of a specific value type. 173effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch// Ex: "<CAPABILITY_NAME>": {<VALUE>} 174effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch// Option specifies data type for <VALUE>. 175effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch// Traits specifies how <VALUE> is stored in JSON and semantic validation. 176effb81e5f8246d0db0270817048dc992db66e9fbBen Murdochtemplate <class Option, class Traits> 177effb81e5f8246d0db0270817048dc992db66e9fbBen Murdochclass ValueCapability { 178effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch public: 179effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch ValueCapability(); 180effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch ~ValueCapability(); 181effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 182effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch bool LoadFrom(const CloudDeviceDescription& description); 183effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch void SaveTo(CloudDeviceDescription* description) const; 184effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 185effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch void Reset() { value_ = Option(); } 186effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 187effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch bool IsValid() const; 188effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 189effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch const Option& value() const { return value_; } 190effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 191effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch void set_value(const Option& value) { value_ = value; } 192effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 193effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch private: 194effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch Option value_; 195effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 196effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch DISALLOW_COPY_AND_ASSIGN(ValueCapability); 197effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch}; 198effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 1995d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Represents CJT items. 2005d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Ex: "<CAPABILITY_NAME>": {<VALUE>} 2015d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Option specifies data type for <VALUE>. 2025d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Traits specifies how <VALUE> is stored in JSON and semantic validation. 2035d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)template <class Option, class Traits> 2045d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class TicketItem { 2055d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 2065d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) TicketItem(); 2075d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ~TicketItem(); 2085d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2095d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool LoadFrom(const CloudDeviceDescription& description); 2105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void SaveTo(CloudDeviceDescription* description) const; 2115d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2120529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch void Reset() { value_ = Option(); } 2135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2145d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool IsValid() const; 2155d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2160529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch const Option& value() const { return value_; } 2175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2180529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch void set_value(const Option& value) { value_ = value; } 2195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 2215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) Option value_; 2225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2235d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(TicketItem); 2245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 2255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} // namespace cloud_devices 2275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 2280529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch#endif // COMPONENTS_CLOUD_DEVICES_COMMON_CAPABILITY_INTERFACES_H_ 229