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Unpack your API toolkit with this guide to SAP API Management. Learn how to use the API Designer to create enterprise APIs and discover how to manage their lifecycle. Walk through key processes that optimize your APIs and keep them running smoothly: traffic management, mediation, security, and monetization. Get expert guidance on building applications, generating integration flows, and running analytics. Master API management from end to end

In this book, you'll learn about:
a. API Lifecycle
Walk through API management from end to end: design, management, consumption, and more. Understand how components such as the Developer Portal and API Gateway support the API lifecycle.

b. Key Processes
Make the most of your APIs. See how to monitor traffic; perform message transformation, parsing, and validation; handle API security threats; and monetize API products.

c. Consumption and Analytics
Get your APIs working for you. Learn how to consume APIs in SAP Fiori apps, mobile apps built with SAP Mobile Services, and more. Then, analyze API consumption to gain insight into usage trends and performance.

Highlights Include:
1) Architecture
2) End-to-end lifecycle
3) Design and development
4) Traffic management
5) Mediation
6) Security
7) Monetization
8) Consumption
9) Enterprise integration
10) Analytics
11) SAP API Business Hub

SAP API Management

... Foreword ... 15

... Preface ... 17

... Acknowledgments ... 19

PART I ... Getting Started ... 21

1 ... Introduction ... 23

1.1 ... Trends in Digital Business ... 24

1.2 ... APIs as Digital Building Blocks ... 28

1.3 ... Why Manage APIs? ... 33

1.4 ... SAP API Management: A Full-Lifecycle API Management Platform ... 39

1.5 ... Related and Complementary Products ... 42

1.6 ... Summary ... 43

2 ... SAP API Management at a Glance ... 45

2.1 ... Architecture ... 45

2.2 ... Introduction to the Real-World Scenario ... 48

2.3 ... Deploying and Running Your First API Proxy ... 52

2.4 ... Summary ... 62

3 ... Managing the End-to-End Lifecycle of APIs ... 63

3.1 ... Overview of the API Lifecycle ... 63

3.2 ... Components of SAP API Management ... 67

3.3 ... Lifecycle of APIs ... 103

3.4 ... Summary ... 119

PART II ... Designing, Developing, and Managing Enterprise APIs ... 121

4 ... Developing APIs ... 123

4.1 ... API Development Methodology ... 123

4.2 ... Access the API Designer ... 125

4.3 ... API Providers ... 126

4.4 ... Develop New APIs ... 135

4.5 ... Add Resilience to Your APIs ... 150

4.6 ... Summary ... 152

5 ... Managing Enterprise APIs ... 153

5.1 ... Policy Editor Basics ... 153

5.2 ... Using Policies ... 156

5.3 ... Traffic Management ... 158

5.4 ... Mediation ... 160

5.5 ... Security ... 162

5.6 ... Extension ... 164

5.7 ... Summary ... 166

6 ... Traffic Management ... 167

6.1 ... Access Control ... 168

6.2 ... Concurrent Rate Limit ... 170

6.3 ... Quotas ... 177

6.4 ... Response Cache ... 181

6.5 ... Spike Arrest ... 184

6.6 ... Summary ... 186

7 ... Mediation ... 187

7.1 ... Assign Message ... 188

7.2 ... Extract Variables ... 195

7.3 ... JSON to XML ... 200

7.4 ... XML to JSON ... 205

7.5 ... Key Value Map Operations ... 208

7.6 ... Raise Fault ... 212

7.7 ... Service Callout ... 214

7.8 ... Summary ... 217

8 ... Security ... 219

8.1 ... Authentication ... 220

8.2 ... API Security Threats ... 241

8.3 ... Summary ... 248

9 ... Monetizing APIs with API Products ... 251

9.1 ... Create API Products and Rate Plans ... 252

9.2 ... View Bills ... 263

9.3 ... Summary ... 265

PART