5.5.1

Table Of Contents
If the last request is successful, you receive a status code 204 and an empty response body.
Example: Answer to the User Interaction of the Interactive Hello World Workflow by Validating Input
Parameters
You can answer to the user interaction of the Interactive Hello World workflow by validating the values of
the input parameters against the constraints that are defined in the presentation of the user interaction.
1 Search for the waiting user interactions of the workflow by making a GET request at the endpoint for the
user interaction objects of the Catalog service:
GET https://localhost:8281/vco/api/catalog/System/UserInteraction?status=0
2 Locate the user interaction inventory object for the Interactive Hello World workflow and make a GET
request at its URL:
GET https://localhost:
8281/vco/api/catalog/System/UserInteraction/888080808080808080808080808080805A808080013214533
8690643f66a027ec/
3 Make a GET request at the URL of the user interaction instance:
GET https://localhost:
8281/vco/api/catalog/System/UserInteraction/888080808080808080808080808080805A808080013214533
8690643f66a027ec/interaction/
4 Make a GET request at the URL of the user interaction presentation:
GET https://localhost:
8281/vco/api/catalog/System/UserInteraction/888080808080808080808080808080805A808080013214533
8690643f66a027ec/interaction/presentation/
The presentation defines the input parameter as mandatory, and contains a constraint for the length of
the string that you can pass.
5 Make a POST request at the URL that holds the instances of the user interaction presentation:
POST https://localhost:
8281/vco/api/catalog/System/UserInteraction/888080808080808080808080808080805A808080013214533
8690643f66a027ec/interaction/presentation/instances/
Provide a value for the input parameter in the request body:
<execution-context xmlns="http://www.vmware.com/vco">
<parameters>
<parameter name="name" type="string">
<string>John Smith</string>
</parameter>
</parameters>
</execution-context>
The execution element of the response body contains a valid="true" attribute, indicating that the input
parameter value is valid against the constraints in the user interaction presentation. The valid value is
listed in the output-parameters element:
............
<output-parameters>
<parameter name="name" type="string">
<string>John Smith</string>
</parameter>
</output-parameters>
............
Chapter 2 Using the vCenter Orchestrator REST API
VMware, Inc. 27