Apex Reference Guide
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WebServiceCallout Class
Enables making callouts to SOAP operations on an external Web service. This class is
used in the Apex stub class that is auto-generated from a WSDL.
Namespace
WebServiceCallout Methods
The following is the static method for WebServiceCallout.
invoke(stub, request, response, infoArray)
Invokes an external SOAP web service operation based on an Apex class that is
auto-generated from a WSDL.
Signature
public static void invoke(Object stub, Object request, Map<String,Object> response, List<String> infoArray)
Parameters
- stub
- Type: Object
- An instance of the Apex class that is auto-generated from a WSDL (the stub class).
- request
- Type: Object
- The request to the external service. The request is an instance of a type that is created as part of the auto-generated stub class.
- response
- Type: Map<String, Object>
- A map of key-value pairs that represent the response that the external service sends after receiving the request. In each pair, the key is a response identifier. The value is the response object, which is an instance of a type that is created as part of the auto-generated stub class.
- infoArray
- Type: String[]
- An array of strings that contains information about the callout—web
service endpoint, SOAP action, request, and response. The order of the elements in
the array matters.
- Element at index 0 ([0]): One of
the following options for identifying the URL of the external web service.
- Endpoint URL. For example: 'http://YourServer/YourService'
- Named credential URL, which contains the scheme callout, the name of the named credential, and optionally, an appended path. For example: 'callout:MyNamedCredential/some/path'
- Element at index 1 ([1]): The SOAP action. For example: 'urn:dotnet.callouttest.soap.sforce.com/EchoString'
- Element at index 2 ([2]): The request namespace. For example: 'http://doc.sample.com/docSample'
- Element at index 3 ([3]): The request name. For example: 'EchoString'
- Element at index 4 ([4]): The response namespace. For example: 'http://doc.sample.com/docSample'
- Element at index 5 ([5]): The response name. For example: 'EchoStringResponse'
- Element at index 6 ([6]): The response type. For example: 'docSample.EchoStringResponse_element'
- Element at index 0 ([0]): One of
the following options for identifying the URL of the external web service.
Return Value
Type: Void