Getting started-with-oracle-so a- lab 11

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Getting started-with-oracle-so a- lab 11

  1. 1. Getting Started with Oracle SoA Oracle SOA Asynchronous BPEL Process Callback Lab#11 Description: BISP is committed to provide BEST learning material to the beginners and advance learners. In the same series, we have prepared a complete end-to end Hands-on Beginner’s Guide for Oracle SoA. The document focuses on Asynchronous BPEL Process Callback. Join our professional training program and learn from experts. History: Version 0.1 0.1 Description Change Initial Draft Review#1 www.bispsolutions.com Author Shiva Kant Pandey Amit Sharma www.bisptrainigs.com Publish Date 21st Aug 2012 29th Aug 2012 www.hyperionguru.com Page 1
  2. 2. Asynchronous BPEL Process Callback ASYNCHRONOUS BPEL PROCESS: An Asynchronous Process is one which you call and need not wait for the response before proceeding further. You may just initiate the Asynchronous process and receive the response when you require it as a part of your process, hence you are not forced to wait for response. • • Real life example of a Synchronous process: You call a friend and ask him to give you some information. While your friend is finding out the information for you, you are on the call waiting for his response. Note that connection is not dropped Real life example of an Asynchronous process: You call a friend and ask him to give you some information. You ask him to call you back when the information is ready and you disconnect the call. When your friend is ready with the information, he calls you and gives you the information. Note that you don’t wait for a response from your friend and connection is lost. When your friend is ready, he has to establish a new connection and then provide you the information Procedure for asynchronous process student BPEL Process project Step 1: Create new project New --->All Technologies--->SOA Tier --->SOA project --->OK ---> Project Name (ProcessStudentAsync) ---> ADF Business Component---> SOA--->Next www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 2
  3. 3. Composite with BPEL Process---> Finish Step2 : Fill all its blank spaces Name (ProcessStudentAsync) ---->NameSpace (Leave as it is)--->Template(Select Asynchronous BPEL Process)---> Service Name(ProcessStudentAsyncService)----> mark Expose as a SOAP service --->Click Ok www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 3
  4. 4. Step3: Open Composite.xml & observe BPEL Process www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 4
  5. 5. Step 4: Click on ProcessStudentAsync.xsd & it is automatically generated xsd for Async bpel process Step 5: : Open ProcessStudentAsync.xsd & Right Click on target namespace & click import www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 5
  6. 6. Step 6: View empty import in design mode Step 7: Click on source mode & modify import by providing namespace & schemalocation of Student.xsd from oramds. www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 6
  7. 7. Step 8: Copy Schema location of Student.xsd from Resource Palette SOA-MDS by using shortcut keys CTRL+SHIFT+C & Paste inside ProcessStudentAsync.xsd as shown below & delete all text inside indicated red box Replace all text inside indicated red box with oramds: Step 9: Provide namespace & schema location of Student.xsd from oramds <import namespace="http://www.bispsolutions.com/training/soa/schema/Student" schemalocation="oramds:/apps/com/ProcessStudent/xsd/Student.xsd"/> www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 7
  8. 8. Step 10: Register Student.xsd namespace with prefix inside xml schema <schema> xmlns:stdobj="http://www.bispsolutions.com/training/soa/schema/Student" Step 11:Edit element name & their type for process & process response . www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 8
  9. 9. Step 12: Preview xsd on design mode Step 13: : Drag & Drop Assign Activity & rename it as AssignTempMarks & click to edit it . www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 9
  10. 10. Step 14: : Create TotalVar , AvgVar, ResultVar all assigned as integer Type & ResultVar as string type then click OK www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 10
  11. 11. Step 15: Click ok Step 16: To assign TotalVar click on expression Drag & Drop on TotalVar as shown below: www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 11
  12. 12. Step 17: Click Lang1Marks ---> insert into expression ---> plus sign(+)--> Lang2Marks---> insert into expression ---> plus sign(+)--> Lang3Marks---> insert into expression---> Click Ok Step 18: : Click Expression Drag it & keep it in AvgVar under Variables Click TotalVar under BPEL Variables---> insert into expression ---> Select Mathematical Function choose Divide --> insert into expression ---> 3.0(Since number of subjects are three )---> OK www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 12
  13. 13. Step 19: Click Ok Step 20: : Drag Switch activity From Component Palette located at Right Pane of window & keep it in between AssignTempMarks & CallbackClient www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 13
  14. 14. Step 21:  Click on Condition  Click on Xpath Expression builder to set condition  Click Lang1Marks ---> insert into expression ---> greater equals 35--> Lang2Marks---> insert into expression ---> greater equals 35--> Lang3Marks---> insert into expression--> greater equals 35--> Click Ok Step 22: Drag & Drop Assign activity under true condition & rename it as AssignPASS as shown below www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 14
  15. 15. Step 23:  Click on Copy Rules  Click Expression Drag it & keep it in ResultVar under Variables  Write under Expression 'PASS' and click Ok Step 24: Drag & Drop Assign activity under true condition & rename AssignFAIL as shown below www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 15
  16. 16. Step 25:  Click on Copy Rules  Click Expression Drag it & keep it in ResultVar under Variables  Write under Expression 'FAIL' and click Ok To assign output drag & drop Assign activity as shown below & edit it as AssignOutput Step 26: Map ProcessResponse as shown in diagram so that we can get output response according to mapping elements then click OK www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 16
  17. 17. Step 27: Assign output completed & also BPEL process completed Now Click on Compile Icon shown below Successful compilation with 0 errors & 0 warnings www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 17
  18. 18. NOTE: Since we have completed asynchronous BPEL Process calling service now next aim to create a new caller service i.e StudentProcessoneway BPEL Process Process Step 28: Create new project New --->All Technologies--->SOA Tier --->SOA project --->OK ---> Project Name (StudentProcessOneWay) ---> ADF Business Component---> SOA--->Next www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 18
  19. 19. Step 29: Click on Composite with BPEL Process www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 19
  20. 20. Step 30: Fill all its blank spaces Name (StudentProcessOneWay) ---->NameSpace (Leave as it is)--->Template(Select One Way BPEL process)----> Service Name(StudentProcessOneWayService)----> mark Expose as a SOAP service --->Click Ok www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 20
  21. 21. Step 31: Open Composite.xml & observe BPEL Process www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 21
  22. 22. Step 32: Click on StudentProcessOneWay.xsd & it is automatically generated xsd for one way bpel process . Step 33: : Open StudentProcessOneWay.xsd & Right Click on target namespace & click import Step 34: Click on source mode & Import Student.xsd & also register it as shown below 1. Import Student.xsd from oramds under resource palette by provide its namespace & schemalocation 2. Register its namespace following with its prefix stdobj 3. Rename element name & its type as shown below www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 22
  23. 23. Step 35: Explore Process--> Student--> ( Name, Number, Email, Lang1Marks, Lang2Marks, Lang3Marks ) www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 23
  24. 24. Step 36: Open StudentProcessOneWay. bpel , Drag & Drop invoke activity from component palette Step 37: Before Invoking ProcessStudentAsync Service copy ProcessStudentAsync.wsdl from ProcessStudentAsync Project folder . Open jdeveloper ---> mywork--->SOAApplication---> ProcessStudentAsync---> ProcessStudentAsync.wsdl www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 24
  25. 25. Step 38: Paste ProcessStudentAsync.wsdl into StudentProcessOneWay Project folder . Open jdeveloper ---> mywork--->SOAApplication---> StudentProcessOneWay ---> ProcessStudentAsync.wsdl www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 25
  26. 26. Step 39: Now Open recently pasted wsdl in Text Editor & make this abstract wsdl into concrete by adding binding & service information . Step 40: Deploy ProcessStudentAsync Project on Application server www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 26
  27. 27. Step 41: Click on ProcessStudentAsync & open it Step 42: Open concrete runtime wsdl by clicking on the following link shown below : www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 27
  28. 28. Step 43: Copy soap registration from this run time wsdl xmlns:soap="http://schema.xmlsoap.org/wsdl/soap/" Step 44: Paste copied registration into Text Editor www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 28
  29. 29. Step 45: Copy ws policy from run time wsdl as shown below : Step 46: Paste copied ws policy inside ProcessStudentAsync.wsdl opened in Text Editor as shown below : www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 29
  30. 30. Step 47: Copy Binding & service information from run time ProcessStudentAsync wsdl www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 30
  31. 31. Step 48 Paste copied binding & service information inside ProcessStudentAsync.wsdl opened in Text Editor as shown below : Now save all by clicking save all icon at the top & close all tabs . Step 49: Refresh by clicking refresh icon so after refreshing observe ProcessStudentAsync.wsdl under StudentProcessOneWay Project at left pane , then click on it to open . www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 31
  32. 32. Step 50: Open ProcessStudentAsync concrete wsdl in design mode & observe following points Port Types : One is Process for receiving input & other ProcessResponse for providing response after call back Bindings /PartnerLinkTypes : first binding contains policy reference & this policy referencing directly towards ws addressing policy second binding is for processing response for call back & lastly observe that this callback service has two roles i.e provide & requester . Services : Since here wsdl is concrete & so contains services . Imports is showing warning & so we have to check the problem in source mode & try to resolve it . so after diagnosis found that ProcessStudentAsync.xsd is missing under StudentProcessOneWay ---> xsd , so now our aim is to copy it from ProcessStudentAsync ---> xsd physically & paste it inside StudentProcessOneWay ---> xsd www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 32
  33. 33. Step 51: Copy ProcessStudentAsync.xsd from jdeveloper--> my work --> SOAApplication--> ProcessStudentAsync -->xsd---> ProcessStudentAsync.xsd Step 52: : Paste ProcessStudentAsync.xsd inside jdeveloper--> my work --> SOAApplication-> StudentProcessOneWay -->xsd & then close all tabs www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 33
  34. 34. Step 53: Click Refresh icon till ProcessStudentAsync.xsd does not appear under StudentProcessOneWay Project www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 34
  35. 35. Observe that we have resolve imports warning Step 54: Drag & Drop partnerlink web service from BPEL Constructs into Partner links swim lane Name : ProcessStudentAsync WSDL URL : ProcessStudentAsync.wsdl (Browse it by clicking its icon ) Partner Link Type: ProcessStudentAsync Partner Role : ProcessStudentAsync Provider My Role : ProcessStudentAsync Requester Click OK www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 35
  36. 36. Step 55: Created ProcessStudentAsync as PartnerLink as shown below : Step 56: Now Drag & Drop Invoke activity & Edit Invoke Name: InvokeProcessStudentAsync Partner Link : ProcessStudentAsync  Operation : Process Click on green plus & Create Variable 1. Name : ProcessStudentAsync_InputVariable 2. Type : auto generate 3. Select Global variable 4. Click Ok Click OK www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 36
  37. 37. Step 57: Look at the wiring between Invoke activity & third party service ProcessStudentAsync service www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 37
  38. 38. Step 58: Drag & drop receive activity from the Component Palette & click on it to edit www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 38
  39. 39. Since calling service is Asynchronous BPEL call back service & hence it needs receive activity to receive invoked response. Step 59: Edit receive Activity Name: ReceiveProcessStudentAsync Conversation Id : Leave as it is Partner Links: ProcessStudentAsync Operation : ProcessResponse Create Variable by clicking green plus 1. Name: ReceiveProcessStudentAsync_OutputVariable 2. Type : Auto generate 3. Global variable 4. Click Ok  Click OK      www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 39
  40. 40. Step 60: Observe that in asynchronous call back process all other activities after invoke does not wait for invoke process but they work simultaneously & receive the response whenever needed through receive activity & so there is arrangement of message id that the given input is processed & provide to exactly the same caller by same message id so if there is enormous amount of messages are placed then it keeps in queue & process the data & keep that large amount of processed data with their message id's of instances . www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 40
  41. 41. Step 61: Drag & drop assign activity from component palette into component swim lane between receive input & invoke ProcessStudentAsync & rename it as AssignInvokeInput & click to edit it. Step 62:  Map all data from inputvariable to ProcessStudentAsync_Input variable www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 41
  42. 42. /client:process/client:Student/ns2:Name --------------------------/ns1:process/ns1:Student/ns2:Name /client:process/client:Student/ns2:Number------------------------/ns1:process/ns1:Student/ns2:Number /client:process/client:Student/ns2:Email---------------------------/ns1:process/ns1:Student/ns2:Email /client:process/client:Student/ns2:Lang1Marks-------------------/ns1:process/ns1:Student/ns2:Lang1Marks /client:process/client:Student/ns2:Lang2Marks------------------/ns1:process/ns1:Student/ns2:Lang2Marks /client:process/client:Student/ns2:Lang3Marks------------------/ns1:process/ns1:Student/ns2:Lang3Marks  Click Ok Step 63: Drag & drop Email Notification below receiveProcessStudentAsync & rename it as Email student www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 42
  43. 43. Step 64: Click on Email student ---> click expression for "TO" ---> Email ---> Insert into Expression & Expression look like : bpws:getVariableData('ReceiveProcessStudentAync_OutputVariable','payload','/ns1:proc essResponse/ns1:StudentResult/ns2:Email') Click Ok Step 65: : Click on Email student ---> click expression for "Subject" ---> Name ---> Insert into Expression www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 43
  44. 44.  & Expression look like : bpws:getVariableData('ReceiveProcessStudentAync_OutputVariable','payload','/ns1:proc essResponse/ns1:StudentResult/ns2:Name')  Click Ok Step 66: Click on Email student ---> click expression for "Body" ---> StudentResult ---> Insert into Expression & Expression look like : < %bpws:getVariableData('ReceiveProcessStudentAync_OutputVariable','payload','/ns1:pro cessResponse/ns1:StudentResult')%> Click Ok www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 44
  45. 45. Step 67: click Ok Step 68 : Save all & then Compile by clicking into compile icon shown below www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 45
  46. 46. Compilation : 0 errors , 0 warnings . Step 69: Deploy StudentProcessOneWay to dev soa (application server ) NOTE : "Before deploying composite start admin server" . Deployment finished www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 46
  47. 47. Step 70: Click On browser ---> Start Enterprise manger -----> login using credentials (username : weblogic & password : welcome1) , now click twice on StudentProcessOneway[1.0] composite Step 71: Click on Test to test the composite instance www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 47
  48. 48. Step 72: Input required data in all blank fields & click to TestWebService Step 73: Message for web service invocation was successful is Shown below & also an email is sent to the student so click Launch Flow Trace www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 48
  49. 49. Step 74: Notice that state is completed ,Click on StudentProcessOneWay Step 75: To observe the flow chart of the composite , Click FlowTrace ----> Flow & then observe both the figures www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 49
  50. 50. Fig(1) Fig(2) Step 76: Click on Invoke notification & see the details of Student sent Email Also notice the message ID of the notification at last of message . www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 50
  51. 51. Step 77: Come back to StudentProcessOneWay Composite home & click on ShutDown tab Step 78: Successfully ShutDown the composite . also shut down the admin server www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 51
  52. 52. www.bispsolutions.com www.bisptrainigs.com www.hyperionguru.com Page 52

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