About the APEX_WEB_SERVICE API

Use the APEX_WEB_SERVICE API to invoke a Web service and examine the response anywhere you can utilize PL/SQL in Application Express.

The following are examples of when you might use the APEX_WEB_SERVICE API:

• When you want to invoke a Web service via an On Demand Process using AJAX.

• When you want to invoke a Web service as part of an Authentication Scheme.

• When you need to pass a large binary parameter to a Web service that is base64 encoded.

• When you want to invoke a Web service as part of a validation.

Topics:

• Invoking a SOAP Style Web Service

• Invoking a RESTful Style Web Service

• Retrieving Cookies and HTTP Headers

• Setting Cookies and HTTP Headers