49.11 MAKE_REQUEST Procedure

This procedure invokes a SOAP-style Web service with the supplied SOAP envelope and stores the results in a collection.

Syntax

APEX_WEB_SERVICE.MAKE_REQUEST (
    p_url               IN VARCHAR2,
    p_action            IN VARCHAR2 DEFAULT NULL,
    p_version           IN VARCHAR2 DEFAULT '1.1',
    p_collection_name   IN VARCHAR2 DEFAULT NULL,
    p_envelope          IN CLOB,
    p_username          IN VARCHAR2 DEFAULT NULL,
    p_password          IN VARCHAR2 DEFAULT NULL,
    p_scheme            IN VARCHAR2 DEFAULT 'Basic',
    p_proxy_override    IN VARCHAR2 DEFAULT NULL,
    p_transfer_timeout  IN NUMBER   DEFAULT 180,
    p_wallet_path       IN VARCHAR2 DEFAULT NULL,
    p_wallet_pwd        IN VARCHAR2 DEFAULT NULL,
    p_https_host        IN VARCHAR2 DEFAULT NULL );

Parameters

Table 49-6 MAKE_REQUEST Procedure Parameters

Parameter	Description
p_url	The URL endpoint of the Web service.
p_action	The SOAP Action corresponding to the operation to be invoked.
p_version	The SOAP version (1.1 or 1.2). The default is 1.1.
p_collection_name	The name of the collection to store the response.
p_envelope	The SOAP envelope to post to the service.
p_username	The username if basic authentication is required for this service.
p_password	The password if basic authentication is required for this service
p_scheme	The authentication scheme. Basic (default), AWS, or Digest if supported by your database release.
p_proxy_override	The proxy to use for the request. The proxy supplied overrides the proxy defined in the application attributes.
p_transfer_timeout	The amount of time in seconds to wait for a response.
p_wallet_path	The file system path to a wallet if the URL endpoint is HTTPS. For example, file:/usr/home/oracle/WALLETS The wallet path provided overrides the wallet defined in the instance settings.
p_wallet_pwd	The password to access the wallet.
p_https_host	The host name to be matched against the common name (CN) of the remote server's certificate for an HTTPS request.

Example

The following example uses the make_request procedure to retrieve a list of movies from a SOAP style Web service. The response is stored in an Oracle APEX collection named MOVIE_LISTINGS.

DECLARE
        l_envelope CLOB;
BEGIN
	 l_envelope := '<?xml version="1.0" encoding="UTF-8"?>
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"
xmlns:tns="http://www.ignyte.com/whatsshowing"
xmlns:xs="http://www.w3.org/2001/XMLSchema">
   <soap:Body>
      <tns:GetTheatersAndMovies>
         <tns:zipCode>43221</tns:zipCode>
         <tns:radius>5</tns:radius>
      </tns:GetTheatersAndMovies>
   </soap:Body>
</soap:Envelope>';

apex_web_service.make_request(
   p_url               => ' http://www.ignyte.com/webservices/ignyte.whatsshowing.webservice/moviefunctions.asmx',
   p_action            => ' http://www.ignyte.com/whatsshowing/GetTheatersAndMovies',
   p_collection_name   => 'MOVIE_LISTINGS',
   p_envelope          => l_envelope
);

END;