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How to send the Request and get the data from web service?

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Hi all,

 

I've one requirement on sap web service.

 

Requirement :- i've designed one selection screen for web service, based on selection screen i'll be send request to web service( for request), based on this request i'll receive some information from web service.  received data will be stored in database sap sytem.

 

                            

                              request                                        request  

SAP SYSTEM -------------------------> WEB SERVICE-------------------------->LEGACY SYSTEM

                     <-------------------------                         <--------------------------

                              respose                                       respose

                                   |

                                   |

                         strored in sap system

 

 

My question is.

 

1. how to send the request to web service?

 

2. how to receive the response from web service?

 

3. What's the structure of receving data from web service? single record( structure) / Multiple records(internal table)

 

4. is it receving data is single record(Structure) / multiple records (Internal table )?

 

5. what's parallel processing in web service? how to do in web service ?

 

please let me know. if any one had an idea about this concept .. i'm waiting for your replys. it's very urgent...

 

please give the feasible solutions only.

 

thanking you friends.


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