The following parameters appear in the signature of any event handler (callback) function (or functions) that you subscribe to this event:
Syntax
function ( jsdo , request )
jsdo
A reference to the JSDO that is invoking the method. For more information, see the description of jsdo property of the request object.
request
A reference to the request object returned before the operation begins. For more information, see the description of request object.
Application code can subscribe a callback to this event by invoking the subscribe( ) method on a JSDO instance.
Note: To subscribe a handler for this event, the subscribe( ) method requires that you pass, as a parameter, the name of the invocation method to which the event applies.
Example
The following code fragment subscribes the function, onBeforeInvokeGetOrderTotalAndStatus, to handle the beforeInvoke event fired on the JSDO, dataSet, for an invocation of the getOrderTotalAndStatus( ) invocation method passed the parameters specified by paramObject: