public void SaveScheme(string schemeCode, Guid schemeId, XElement scheme, IDictionary <string, object> parameters)
{
var definingParameters = SerializeParameters(parameters);
var definingParametersHash = HashHelper.GenerateStringHash(definingParameters);
using (var session = Store.OpenSession())
{
var oldSchemes =
session.Query <WorkflowProcessScheme>().Where(
wps => wps.DefiningParametersHash == definingParametersHash && wps.SchemeCode == schemeCode && !wps.IsObsolete).ToList();
if (oldSchemes.Count() > 0)
{
foreach (var oldScheme in oldSchemes)
{
if (oldScheme.DefiningParameters == definingParameters)
{
throw new SchemeAlredyExistsException();
}
}
}
var newProcessScheme = new WorkflowProcessScheme
{
Id = schemeId,
DefiningParameters = definingParameters,
DefiningParametersHash = definingParametersHash,
Scheme = scheme.ToString(),
SchemeCode = schemeCode
};
session.Store(newProcessScheme);
session.SaveChanges();
}
}
private SchemeDefinition <XElement> ConvertToSchemeDefinition(WorkflowProcessScheme workflowProcessScheme)
{
return(new SchemeDefinition <XElement>(workflowProcessScheme.Id, workflowProcessScheme.RootSchemeId,
workflowProcessScheme.SchemeCode, workflowProcessScheme.RootSchemeCode,
XElement.Parse(workflowProcessScheme.Scheme), workflowProcessScheme.IsObsolete, false,
workflowProcessScheme.AllowedActivities, workflowProcessScheme.StartingTransition,
workflowProcessScheme.DefiningParameters));
}
public SchemeDefinition <XElement> GetProcessSchemeBySchemeId(Guid schemeId)
{
WorkflowProcessScheme processScheme = new WorkflowProcessScheme();
using (var session = Store.OpenSession())
{
processScheme = session.Load <WorkflowProcessScheme>(schemeId);
}
if (processScheme == null || string.IsNullOrEmpty(processScheme.Scheme))
{
throw new SchemeNotFoundException();
}
return(new SchemeDefinition <XElement>(schemeId, processScheme.SchemeCode, XElement.Parse(processScheme.Scheme), processScheme.IsObsolete));
}
public void SaveScheme(SchemeDefinition <XElement> scheme)
{
var definingParameters = scheme.DefiningParameters;
var definingParametersHash = HashHelper.GenerateStringHash(definingParameters);
using (var session = Store.OpenSession())
{
var oldSchemes =
session.Query <WorkflowProcessScheme>()
.Customize(c => c.WaitForNonStaleResultsAsOfNow())
.Where(wps => wps.DefiningParametersHash == definingParametersHash && wps.SchemeCode == scheme.SchemeCode && wps.IsObsolete == scheme.IsObsolete)
.ToList();
if (oldSchemes.Any())
{
if (oldSchemes.Any(oldScheme => oldScheme.DefiningParameters == definingParameters))
{
throw SchemeAlredyExistsException.Create(scheme.SchemeCode, SchemeLocation.WorkflowProcessScheme, scheme.DefiningParameters);
}
}
var newProcessScheme = new WorkflowProcessScheme
{
Id = scheme.Id,
DefiningParameters = definingParameters,
DefiningParametersHash = definingParametersHash,
Scheme = scheme.Scheme.ToString(),
SchemeCode = scheme.SchemeCode,
RootSchemeCode = scheme.RootSchemeCode,
RootSchemeId = scheme.RootSchemeId,
AllowedActivities = scheme.AllowedActivities,
StartingTransition = scheme.StartingTransition,
IsObsolete = scheme.IsObsolete
};
session.Store(newProcessScheme);
session.SaveChanges();
}
}