Web Services Using Standard Oracle EBS

Transcription

1 Web Services Using Standard Oracle EBS Divya Kantem Senior Consultant Apps Associates LLC December 14, 2015 Copyright Apps Associates LLC. 1

2 Confidentiality Statement The content of this document is proprietary, confidential information pertaining to Apps Associates products, services, solutions and methods. Information herein is intended for use by the client or prospective client only and must not be shared with any third party without consent from Apps Associates. Copyright Apps Associates LLC. 2

3 Agenda Introduction to Apps Associates Web Services Overview Consume Web Services Methods OANDA Expose Web Services Limitations of PL/SQL Web Services SOA gateway Oracle Integration Repository Q&A Copyright Apps Associates LLC. 3

4 About Apps Associates Global Reach, Broad Service Profile Founded in 2002, 650+ employees US, Europe, India, Middle East Service Offerings: Applications, CRM, Analytics, EPM, Cloud, Middleware, Application Development, Application and Infrastructure Managed Services Significant Capabilities Cloud (IaaS, PaaS, SaaS) Business Process and System Integration Analytics and Big Data Strategic Partnerships, Certifications, Credentials Oracle Platinum Partner AWS Advanced Consulting Partner Salesforce Cloud Alliance Partner MuleSoft Partner Copyright Apps Associates LLC. 4

5 Competencies and Capabilities Applications Business Intelligence / EPM Technology Services Infrastructure Services Product Development Oracle EBS Salesforce.com OBIEE/BI Apps Hyperion/Essbase Fusion Middleware AIA/SOA ADF DBA Sys admin Cloud Hosting Industry Solutions Fusion Apps Project Accounting Exalytics Exadata BICS, Endeca Microsoft Services SharePoint.NET Application Development Middleware Admin Security Solutions High Availability ShipConsole Freight Shopping Customs Doc. Project Services Support Services Quality Assurance Assessments, Implementations, Upgrades, Migrations Managed Services and Staff Augmentation PMF, CMMI Certification, ITIL Methodologies, SSAE16/SAS70 Type II Copyright Apps Associates LLC. 5

6 Multi-Pillar Competencies & Partnerships Enterprise Applications Analytics Centers of Excellence Integration & Custom Dev Product Development IaaS ERP Planning BI Big Data / High- Volume Data Sets Dev to Client Reqs Business Process Integration Our Products ShipConsole Photo capture app Cloud Adoption Managed Services Strategic Partnerships & Certifications Copyright Apps Associates LLC. 6

7 Web Services Copyright Apps Associates LLC. 7

8 Web Services Overview Application-to-application interaction XML, SOAP, WSDL and UDDI Services in middle-tier application servers Copyright Apps Associates LLC. 8

9 Database Web Services Two directions: Accessing database resources (database call-in) PL/SQL packages Java classes Consuming external Web services (database call-out) SQL engine Copyright Apps Associates LLC. 9

10 Database Call In Examples: Online store Quotes to customers Copyright Apps Associates LLC. 10

11 Database Call Out Examples: Inventory information from multiple suppliers OANDA Copyright Apps Associates LLC. 11

12 Consume Web Services Copyright Apps Associates LLC. 12

13 Consume Web Services Using UTL_HTTP Communicate directly with the WebService and send and retrieve entire SOAP messages Develop Java Classes Consume the WebService and load these into the database wrapped with a PL/SQL package interface Using UTL_DBWS Allows generic WebService consumption from within PL/SQL Copyright Apps Associates LLC. 13

14 Method 1: UTL_HTTP Copyright Apps Associates LLC. 14

15 UTL_HTTP Makes HTTP callouts from SQL and PL/SQL Access data on the Internet Supports HTTPS Common Procedure/Functions BEGIN_REQUEST WRITE_TEXT READ_TEXT SET_TRANSFER_TIMEOUT SET_HEADER GET_RESPONSE READ_LINE END_RESPONSE Copyright Apps Associates LLC. 15

16 UTL_HTTP Sequence of steps l_http_request := UTL_HTTP.begin_request(url, method, http_version, request_context) UTL_HTTP.set_header(l_http_request, name, value) UTL_HTTP.write_text(l_http_request, l_param_list) l_http_response:=utl_http.get_response(l_http_request) UTL_HTTP.read_text(l_http_response, l_response_text) UTL_HTTP.end_response(l_http_response) Copyright Apps Associates LLC. 16

17 UTL_HTTP Example Get Currency Exchange Rates Copyright Apps Associates LLC. 17

18 UTL_HTTP Example Response from Web Service Copyright Apps Associates LLC. 18

19 OANDA Currency Exchange Rates Copyright Apps Associates LLC. 19

20 OANDA OANDA Exchange Rates API RESTful API Access to OANDA s daily exchange rate data Accessed via HTTP JSON, XML and CSV Copyright Apps Associates LLC. 20

21 Method 2: Java Classes Copyright Apps Associates LLC. 21

22 Java Classes Develop Java Classes Web Service Wizards in JDeveloper Can be called like any normal PL/SQL procedure call Copyright Apps Associates LLC. 22

23 Java Classes Using Jdev 10g create Java Client for Web service (Currency Exchange Rate) Using Jdev 10g create Java Client for Web service (Currency Exchange Rate) Create a new Application Workspace and Project New -> Business Tier -> Web Services -> Web Service Stub/Skeleton Enter the URL for the WSDL in the Wizard: Finish the Wizard Use CurrencyExchangeServiceStub class Copyright Apps Associates LLC. 23

24 Java Classes Results in exchange rate Copyright Apps Associates LLC. 24

25 Java Classes Deploy Web Service Deploy Web Service client as Stored Java Procedure Create DB Schema Grant required privileges Copyright Apps Associates LLC. 25

26 Java Classes Deploy Web Service Create Deployment Profile Copyright Apps Associates LLC. 26

27 Java Classes Deploy Web Service Create Deployment Profile Copyright Apps Associates LLC. 27

28 Java Classes Deploy Web Service Deploy Deployment Profile to the Database Schema Copyright Apps Associates LLC. 28

29 Java Classes Deploy Web Service Test the Web Service Copyright Apps Associates LLC. 29

30 Method 3: UTL_DBWS Copyright Apps Associates LLC. 30

31 UTL_DBWS UTL_DBWS 1. Provides Database Web Services 2. Provides a means of using a Dynamic Invocation Interface Common Procedure/Functions TO_QNAME CREATE_CALL SET_PROPERTY CREATE_SERVICE SET_TARGET_ENDPOINT_ADDRESS INVOKE Copyright Apps Associates LLC. 31

32 UTL_DBWS Sequence of steps 1. service_qname := utl_dbws.to_qname(namespace, name); 2. service := utl_dbws.create_service(service_qname); 3. call := utl_dbws.create_call(service); 4. utl_dbws.set_target_endpoint_address(call, endpoint); 5. utl_dbws.set_property( call, key, value); 6. response := utl_dbws.invoke(call, request); Copyright Apps Associates LLC. 32

33 UTL_DBWS Example Get sum of two numbers Copyright Apps Associates LLC. 33

34 UTL_DBWS Example Get sum of two numbers Copyright Apps Associates LLC. 34

35 Expose PL/SQL as Web Service Copyright Apps Associates LLC. 35

36 Sequence of steps in Jdeveloper 1. Create Application Workspace and Project 2. Create Database connection 3. Install pl/sql package 4. Publish pl/sql package 5. Deploy the web service Expose PL/SQL as Web service Copyright Apps Associates LLC. 36

37 Expose Web Service Example Step 1 Create Application Workspace and Project Copyright Apps Associates LLC. 37

38 Expose Web Service Example Step 2,3,4 Create DB WS_LOCAL and compile APP_SALES package and Publish Copyright Apps Associates LLC. 38

39 Expose Web Service Example Response Copyright Apps Associates LLC. 39

40 Limitations of PL/SQL Web Services Copyright Apps Associates LLC. 40

41 Limitations of PL/SQL Web Services PL/SQL Web services cannot be created in below situations: Overloaded Program Units BFILE Type OUT and IN-OUT parameters PL/SQL Records Stored procedures of the same name which are accessible in more than one schema Ref cursors return types SYS schema PL/SQL nested tables Copyright Apps Associates LLC. 41

42 SOA Gateway Copyright Apps Associates LLC. 42

43 SOA Gateway Oracle E-Business Suite Integrated SOA Gateway Exposing and providing out-of-the-box Web services from Oracle E-Business Suite Faster design-to-deploy integration flows Transform public interfaces into standard Web services Provides interoperability advantage for SOA-based Integration Native service invocation framework to invoke all 3rd party external Web services Copyright Apps Associates LLC. 43

44 Oracle Integration Repository Copyright Apps Associates LLC. 44

45 Oracle Integration Repository Ability to access an individual application through a business interface Interfaces can be used from application-to-application (A2A), or from businessto-business (B2B) Supports Interface Types What API would be suitable for a specific business process? Copyright Apps Associates LLC. 45

46 Oracle Integration Repository Like any other Oracle E-Business Suite application User with sufficient privileges Responsibility Integrated SOA Gateway Browse Integration interfaces: Product family Business Entity/Interface Type/Integration Standard Copyright Apps Associates LLC. 46

47 Conclusion Introduction to Apps Associates Web Services Overview Consume Web Services Methods OANDA Expose Web Services Limitations of PL/SQL Web Services SOA Gateway Oracle Integration Repository Copyright Apps Associates LLC. 47

48 Connect with Us Web: YouTube: LinkedIn: Twitter: Facebook: Google+: Copyright Apps Associates LLC. 48

49 Thank You!