Microsoft Dynamics AX Support

This blog contains posts by the Microsoft Dynamics AX Support Teams Worldwide

Calling the find method on an AIF web service

The find method on an AIF service is used to retrieve a single record using one or more fields to base your query on.  It is slightly different from the Read action because the Read action returns a record but it requires the primary key be used in the query criteria for the record.  Here is a method that sets up the criteria for a find of a sales order using the SalesId field:

private static QueryCriteria createQueryCriteria(string salesIdValue)


CriteriaElement[] criteriaElements = new CriteriaElement[1];

criteriaElements[0] = new CriteriaElement();

criteriaElements[0].DataSourceName = “SalesTable”;

criteriaElements[0].FieldName = “SalesId”;

criteriaElements[0].Value1 = salesIdValue;

QueryCriteria queryCriteria = new QueryCriteria();

queryCriteria.CriteriaElement = criteriaElements;

return queryCriteria;


Then use the queryCriteria object in your call to the find method:

foundSalesOrder = proxy.find(this