Note: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.
Objects and SOAP API Calls and Headers for Apex
Apex class methods can be exposed as custom SOAP Web service calls. This allows an external application to invoke an Apex Web service to perform an action in Salesforce. Use the webservice keyword to define these methods. For more information, see Considerations for Using the webservice Keyword.
1https://MyDomain.salesforce.com/services/Soap/s/66.0All these calls take Apex code that contains the class or trigger, as well as the values for any fields that need to be set.