//sample: filtered list method for the Workflow General/Process Instance SmartObject
static void ExecuteFilteredListMethodWCF()
{
Console.WriteLine("Executing filtered List method via WCF (Active instances only)");
//set up the service client
WorkflowGeneralReport_WCFService.Process_InstanceSvcClient processInstanceSvcClient = new Process_InstanceSvcClient();
processInstanceSvcClient.ClientCredentials.Windows.AllowedImpersonationLevel = System.Security.Principal.TokenImpersonationLevel.Impersonation;
//set up a filter object (you could also constrcut the filter directly in XML if you prefer)
Equals statusEquals = new Equals();
PropertyExpression statusPropertyExp = new PropertyExpression("Status", PropertyType.Text);
ValueExpression statusValueExp = new ValueExpression("Active", PropertyType.Text);
statusEquals.Left = statusPropertyExp;
statusEquals.Right = statusValueExp;
// Serialize the filter to XML
FilterExp filterExpression = new FilterExp(statusEquals);
XmlDocument filterXml = filterExpression.GetFilterXml();
string filterXmlString = filterXml.InnerXml;
//call the filter method, passing in the filter XML
WorkflowGeneralReport_WCFService.Process_Instance[] processInstanceList = processInstanceSvcClient.Process_InstanceSvc_List_Filtered(filterXmlString);
foreach (Process_Instance processInstance in processInstanceList)
{
Console.WriteLine("Folio: " + processInstance.Folio + " | ProcInstID: " + processInstance.ProcessInstanceID.ToString());
}
Console.WriteLine("Completed execution of filtered List method via WCF (Active instances only)");
Console.ReadLine();
}
protected virtual Delegate Visit(FilterExp filterExp, Type newRootType)
{
var paramname = filterExp.fieldExp.BaseToken.Source;
context.Set(newRootType, paramname);
rootParam.Push(Expression.Parameter(newRootType, paramname));
var filter = Visit(filterExp.body);
context.Get();
rootParam.Pop();
return(filter.Compile());
}
private void ConvertFilters(Report report)
{
foreach (var condition in Base.Wheres.Select().RowCast <GIWhere>()
.Where(c => c.IsActive == true && !String.IsNullOrEmpty(c.DataFieldName) && !String.IsNullOrEmpty(c.Condition)))
{
var reportCondition = new FilterExp(ReplaceParameters(NormalizeFieldName(condition.DataFieldName)),
GetFilterCondition(condition.Condition))
{
OpenBraces = condition.OpenBrackets?.Trim()?.Length ?? 0,
CloseBraces = condition.CloseBrackets?.Trim()?.Length ?? 0,
Operator = String.Equals(condition.Operation?.Trim(), "O", StringComparison.OrdinalIgnoreCase)
? FilterOperator.Or
: FilterOperator.And,
Value = ReplaceParameters(condition.Value1),
Value2 = ReplaceParameters(condition.Value2)
};
report.Filters.Add(reportCondition);
}
}
protected virtual void Visit(FilterExp filterExp)
{
Visit(filterExp.body);
}
public URMFilter(FilterExp filter)
: base(filter)
{
this.filter = new Dictionary<string, string>();
}
public URMFilter(FilterExp filter)
: base(filter)
{
this.filter = new Dictionary <string, string>();
}
