Specify whether to generate the Input section, which describes the operation input.
It is generated according to the input element found in the WSDL operation definition:
wsdl:operation/wsdl:input
input element has name attribute,
its value will be shown in the Input section heading.
In case of operation in WSDL binding, the full information about its input is obtained both by the path:
wsdl:binding/wsdl:operation/wsdl:output
input element in the corresponding operation definition
found in the portType assigned to that binding:
wsdl:portType/wsdl:operation/wsdl:input