Consuming web services

It is great that you can create web services in NAV, but you should be able to use them in outside applications. This recipe will show you how to create a basic program to use these web services.

How to do it...

1. Create a new codeunit from Object Designer.

2. Add a function named GetCustomer.

3. The function should take in the following parameter:

   Name	DataType	Length
   CustNo	Code	20

4. Add the following local variable to the function:

   Name	DataType	SubType
   Customer	Record	Customer

5. The function should return a text variable of length 50.

6. Add the following code to the function:

   IF Customer.GET(CustNo) THEN
   EXIT(Customer.Name)
   ELSE
   EXIT('Not Found!');
   

7. Save and close the codeunit.

8. Add the codeunit as a web service as described in the Creating a web service recipe.

9. Create a new Console Application project in Visual Studio.

10. Right-click the References link and click on Add Web Reference.

11. Enter http://localhost:7047/DynamicsNAV/WS/Cronus_International_Ltd/Services (this may be different...