SAP gateway and OData

Foreword by Björn Goerke
Introduction
Acknowledgments
Part I - Getting Started
	1  Introduction to SAP Gateway
		1.1 Modern Business Applications
			1.1.1 User Interfaces
			1.1.2 Infrastructures
		1.2 SAP Gateway for Modern Business Applications
		1.3 SAP Gateway in SAP S/4HANA
		1.4 Installation and Deployment
			1.4.1 Installation
			1.4.2 Deployment
		1.5 SAP Gateway and Related Products
			1.5.1 SAP Fiori
			1.5.2 SAP Cloud Platform, ABAP Environment
			1.5.3 SAP Cloud Platform API Management
			1.5.4 SAP Cloud Platform Integration
			1.5.5 SAP Cloud Platform Portal and SAP Enterprise Portal
			1.5.6 SAP Cloud Platform Mobile Services
			1.5.7 SAP HANA
			1.5.8 SAP Process Integration and SAP Process Orchestration
			1.5.9 SAP Business Warehouse
		1.6 Summary
	2  Introduction to OData
		2.1 OData and REST
			2.1.1 What Is REST?
			2.1.2 What Is OData?
		2.2 Structure of an OData Service
			2.2.1 Service Document
			2.2.2 Service Metadata Document
		2.3 OData Operations
			2.3.1 Create
			2.3.2 Read
			2.3.3 Update
			2.3.4 Delete
		2.4 OData Query Options
			2.4.1 Filtering and Projecting ($filter and $select)
			2.4.2 Sorting ($orderby)
			2.4.3 Client-Side Paging ($top, $skip, and $inlinecount)
			2.4.4 Counting ($count)
			2.4.5 Inlining ($expand)
			2.4.6 Formatting ($format)
		2.5 OData in SAP Solutions
			2.5.1 Mobile Applications
			2.5.2 SAP Fiori
			2.5.3 SAP Jam
			2.5.4 SAP Enterprise Portal
			2.5.5 SAP Solution Manager
			2.5.6 SAP HANA
			2.5.7 SAP S/4HANA
			2.5.8 SAP Cloud Platform
		2.6 SAP Gateway OData Features
		2.7 What’s Different with OData 4.0?
			2.7.1 JavaScript Object Notation Format
			2.7.2 Powerful Query Language
			2.7.3 Cross-Service Navigation
			2.7.4 Actions and Functions
			2.7.5 Vocabularies and Annotations
		2.8 Summary
	3  Architecture and Integration
		3.1 Gateway Principles
		3.2 SAP Gateway Architecture
			3.2.1 Consumer Tier
			3.2.2 SAP Gateway Tier
			3.2.3 SAP Backend Tier
			3.2.4 Add-On Structure Evolution
		3.3 Integration with Other Technologies
			3.3.1 Remote Function Call
			3.3.2 Business Object Repository
			3.3.3 Service Provider Infrastructure
			3.3.4 SAP BW InfoCubes
			3.3.5 Multidimensional Expressions
			3.3.6 SAP BW Easy Query
			3.3.7 Generic Interaction Layer
			3.3.8 SAP Business Process Management
			3.3.9 SAP Business Workflow
		3.4 ABAP Programming Model for SAP Fiori
			3.4.1 Architecture and Technology
			3.4.2 SAPUI5 and SAP Fiori Elements
			3.4.3 SAP Gateway and the ABAP Programming Model for SAP Fiori
			3.4.4 SAP HANA
			3.4.5 Outlook
		3.5 Summary
	4  Deployment Options, Installation, and Configuration
		4.1 Introduction to SAP Gateway Deployment
			4.1.1 Hub Deployment with Development in the SAP Backend System
			4.1.2 Hub Deployment with Development on the Hub
			4.1.3 Embedded Deployment
			4.1.4 SAP Cloud Platform OData Provisioning
			4.1.5 Mixed Deployment Options
			4.1.6 Deployment Options for SAP Fiori and SAP S/4HANA
			4.1.7 Comparison of Deployment Options
		4.2 Preparing for Installation and Configuration
		4.3 Quick Start Guide
			4.3.1 Step 1: Deploy the SAP Gateway Add-Ons for Older SAP NetWeaver Versions
			4.3.2 Step 2: Activate SAP Gateway
			4.3.3 Step 3: Create an SAP System Alias
			4.3.4 Step 4: Create an SAP Gateway Alias
			4.3.5 Step 5: Activate the OPU Node
			4.3.6 Step 6: Test Your Settings
		4.4 Installation and Configuration in Detail
			4.4.1 Installing the SAP Gateway Add-Ons
			4.4.2 Basic Configuration Settings
			4.4.3 OData Channel Configuration
			4.4.4 Business Enablement Provisioning Configuration
			4.4.5 Smoke Testing
		4.5 Summary
Part II - Service Creation
	5  Introduction to OData Service Creation
		5.1 Methods for Creating an OData Service
		5.2 Service Creation Process Overview
		5.3 SAP Gateway Toolset
			5.3.1 Service Builder
			5.3.2 Supporting Tools during the Service Creation Process
			5.3.3 ABAP Development Tools for SAP NetWeaver and CDS Views
		5.4 Steps in the Service Creation Process
			5.4.1 Data Model Definition in the Service Builder
			5.4.2 Service Registration in the SAP Backend System
			5.4.3 Service Implementation
			5.4.4 Service Maintenance
			5.4.5 Service Generation via Redefinition
			5.4.6 Service Generation via Referenced Data Sources
			5.4.7 Service Generation via OData.publish:true
		5.5 OData Channel Development Paradigm
			5.5.1 Model Provider Class
			5.5.2 Data Provider Class and Data Provider Extension Class
			5.5.3 Technical Considerations
		5.6 Summary
	6  Service Development
		6.1 Data Model Definition
			6.1.1 Creating a Project
			6.1.2 Creating a Data Model
		6.2 Service Registration
		6.3 Service Stub Generation
		6.4 Service Maintenance
		6.5 Incremental Service Implementation and Model Enhancement
			6.5.1 Feed (GET_ENTITYSET)
			6.5.2 Single Read (GET_ENTITY)
			6.5.3 Query Options
			6.5.4 Navigation Properties
			6.5.5 Create, Update, and Delete Methods
			6.5.6 Function Imports
			6.5.7 Media Resources
			6.5.8 Expand/Self-Expand
			6.5.9 Deep Insert
			6.5.10 Batch
			6.5.11 Add UI Annotations
		6.6 Summary
	7  Service Generation
		7.1 Generation via RFC/BOR Interface
			7.1.1 Data Model Definition
			7.1.2 Service Registration: Stub Creation
			7.1.3 Service Maintenance
			7.1.4 Service Implementation: SalesOrderHeaderSet
			7.1.5 Service Implementation: SalesOrderLineItemSet
		7.2 Generation via Search Help
		7.3 Generation via Redefinition
			7.3.1 SAP BW Easy Query
			7.3.2 Service Provider Interface
		7.4 Summary
	8  ABAP Programming Model for SAP Fiori
		8.1 Development of CDS Views
		8.2 Modeled Data Sources
		8.3 Reference Data Sources
		8.4 Adding Annotations to an OData Service
		8.5 ABAP Programming Model for SAP Fiori with Classic APIs
		8.6 ABAP Programming Model for SAP Fiori with BOPF
			8.6.1 Defining the Business Object
			8.6.2 Defining the Consumption View
			8.6.3 Determinations, Validations, and Actions
			8.6.4 Draft Support
		8.7 ABAP RESTful Programming Model
		8.8 Summary
Part III - Application Development
	9  SAPUI5 Application Development
		9.1 Building Blocks of Web Application Development
		9.2 Introduction to SAP Fiori and SAPUI5
			9.2.1 SAP Fiori
			9.2.2 SAPUI5
		9.3 Installing SAPUI5
		9.4 Creating an SAPUI5 Application
			9.4.1 Manual Creation
			9.4.2 Using the Eclipse Development Environment
		9.5 Summary
	10  SAP Web IDE
		10.1 Installation and Access
			10.1.1 Installing On-Premise via the SAP Web IDE, Personal Edition
			10.1.2 Accessing On-Demand via SAP Web IDE Full-Stack
		10.2 Connecting to SAP Gateway
			10.2.1 Connecting the Local Installation to SAP Gateway
			10.2.2 Connecting SAP Web IDE Full-Stack on SAP Cloud Platform to SAP Gateway
		10.3 OData Sample Services
		10.4 Developing SAPUI5 Applications
		10.5 SAP Fiori Reference Apps
		10.6 OData Model Editor
			10.6.1 Activating the OData Model Editor
			10.6.2 Browse Services via the OData Model Editor
		10.7 Summary
	11  Extensibility
		11.1 Redefining and Extending OData Services
			11.1.1 Redefinition
			11.1.2 Field Extensibility
			11.1.3 Node Extensibility
		11.2 Extending SAPUI5 Applications
		11.3 Extending SAP Fiori Applications
			11.3.1 Extending the OData Service
			11.3.2 Extending the SAPUI5 Application
		11.4 Extending SAP S/4HANA Cloud
			11.4.1 Extensibility Concepts for SAP S/4HANA Cloud
			11.4.2 SAP S/4HANA Cloud Key User Extensibility
		11.5 Summary
	12  Mobile Application Development
		12.1 Overview
		12.2 Native Application Development
			12.2.1 SAP Cloud Platform SDK for iOS
			12.2.2 SAP Cloud Platform SDK for Android
		12.3 Hybrid Application Development
			12.3.1 Activate SAP Web IDE Full-Stack Feature
			12.3.2 Create a Hybrid Android Application
		12.4 Summary
	13  Social Media Application Development
		13.1 PHP
		13.2 Facebook
		13.3 Twitter
		13.4 Sina Weibo (新浪微博)
		13.5 Summary
	14  Enterprise Application Development
		14.1 Microsoft Excel
			14.1.1 PowerPivot
			14.1.2 $format=xlsx
		14.2 Microsoft SharePoint/Office 365
		14.3 Microsoft Visual C# Windows Desktop
		14.4 Microsoft Active Server Pages (ASP) .NET
		14.5 Summary
Part IV - Administration
	15  Lifecycle Management: Testing, Service Deployment, and Operations
		15.1 Testing
			15.1.1 Testing SAP Gateway Services
			15.1.2 Testing a Client Application
			15.1.3 Best Practices for Testing in SAP Gateway
		15.2 Service Deployment
			15.2.1 Transport of Repository Objects between SAP Backend Systems
			15.2.2 Transport of Repository Objects and Customizing Entries between SAP Gateway Server Systems
			15.2.3 Versioning
			15.2.4 Activate and Maintain Services
			15.2.5 OData 4.0 Service Deployment
		15.3 Operations
			15.3.1 Periodic Cleanup Tasks
			15.3.2 Monitoring Overview
		15.4 Summary
	16  Security
		16.1 Network and Communication Security
			16.1.1 Transport Protection
			16.1.2 Input Validation
		16.2 User Management and Authorizations
		16.3 Single Sign-On and Authentication Options
			16.3.1 Basic Authentication
			16.3.2 SAP Logon Tickets with SAP Enterprise Portal
			16.3.3 X.509 Client Certificates
			16.3.4 SAML 2.0 Browser Protocol
			16.3.5 OAuth
			16.3.6 Kerberos: Integrated Windows Authentication
		16.4 Recommended Authentication Options
			16.4.1 HTML5 Web Application
			16.4.2 Desktop Application
			16.4.3 Mobile Application (Direct Access)
			16.4.4 Cloud
			16.4.5 SAP Cloud Platform Mobile Services
			16.4.6 Web Server
			16.4.7 Business-to-Consumer Scenario
		16.5 Read Access Logging
		16.6 Summary
Part V - Roadmap
	17  Recent and Future Developments
		17.1 SAP Gateway and Cloud Computing
		17.2 Gamification
		17.3 Internet of Things
		17.4 Summary
Advanced Topics
	A.1 Connecting Multiple SAP Backend Systems
		A.1.1 Routing
		A.1.2 Multiple Origin Composition
		A.1.3 Throttling
	A.2 Configuring Notifications in SAP Gateway
		A.2.1 Notifications in SAP Business Suite
		A.2.2 Notifications in SAP S/4HANA
	A.3 Using the Error Log
	A.4 Analyzing Performance and SAP Gateway Statistics
	A.5 Delta Query Support in Offline Scenarios
		A.5.1 Delta Query Protocol
		A.5.2 Service Implementation Options
	A.6 Server-Side Caching
	A.7 Summary
The Authors
Index