public async Task <RealWorkfolwActivityDescription> Execute(string activityConfiguration)
{
XElement configuration = null;
try
{
configuration = XElement.Parse(activityConfiguration);
}
catch (Exception ex)
{
var fragment = new TextFragment()
{
Code = TextCodes.RealWorkfolwActivityConfigurationParseXMLError,
DefaultFormatting = "工作流活动配置转换成XML时出错，活动配置：{0}，错误原因：{1}",
ReplaceParameters = new List <object>()
{
activityConfiguration, ex.Message
}
};
var exception = new UtilityException((int)Errors.RealWorkfolwActivityConfigurationParseXMLError, fragment);
exception.Data[UtilityExceptionDataKeys.Catch] = true;
throw exception;
}
RealWorkfolwActivityDescriptionDataForResult data = new RealWorkfolwActivityDescriptionDataForResult();
data.ResultParameters = new List <RealWorkfolwActivityParameter>();
var setElement = configuration.Element("set");
if (setElement == null)
{
var fragment = new TextFragment()
{
Code = TextCodes.RealWorkfolwActivityConfigurationParseXMLError,
DefaultFormatting = "工作流活动配置转换成XML时出错，活动配置：{0}，错误原因：{1}",
ReplaceParameters = new List <object>()
{
activityConfiguration, new TextFragment()
{
Code = TextCodes.RealWorkfolwActivityConfigurationMissXMLElement, DefaultFormatting = "工作流活动配置缺少XML节点{0}", ReplaceParameters = new List <object>()
{
"set"
}
}
}
};
var exception = new UtilityException((int)Errors.RealWorkfolwActivityConfigurationParseXMLError, fragment);
exception.Data[UtilityExceptionDataKeys.Catch] = true;
throw exception;
}
var parameterElements = setElement.Elements("parameter");
foreach (var parameterElement in parameterElements)
{
var parameter = await _parameterConfigurationService.ResolveParameter(parameterElement.ToString());
data.ResultParameters.Add(parameter);
}
RealWorkfolwActivityDescription description = new RealWorkfolwActivityDescription()
{
Data = data
};
return(description);
}
private async Task <List <RealWorkfolwActivityDescriptionDataForConditionElseIf> > GetElseifs(string activityConfiguration, XElement configuration)
{
List <RealWorkfolwActivityDescriptionDataForConditionElseIf> elseifList = new List <RealWorkfolwActivityDescriptionDataForConditionElseIf>();
var elseifElements = configuration.Elements("elseif");
if (elseifElements != null && elseifElements.Count() > 0)
{
foreach (var elseifElementItem in elseifElements)
{
var parametersElement = elseifElementItem.Element("parameters");
if (parametersElement == null)
{
var fragment = new TextFragment()
{
Code = TextCodes.RealWorkfolwActivityConfigurationParseXMLError,
DefaultFormatting = "工作流活动配置转换成XML时出错，活动配置：{0}，错误原因：{1}",
ReplaceParameters = new List <object>()
{
activityConfiguration, new TextFragment()
{
Code = TextCodes.RealWorkfolwActivityConfigurationMissXMLChildElement, DefaultFormatting = "工作流活动配置缺少XML节点{0}，节点所属的父节点内容：{1}", ReplaceParameters = new List <object>()
{
"parameters", elseifElementItem.ToString()
}
}
}
};
var exception = new UtilityException((int)Errors.RealWorkfolwActivityConfigurationParseXMLError, fragment);
exception.Data[UtilityExceptionDataKeys.Catch] = true;
throw exception;
}
var conditionParameterElement = (from parameter in parametersElement.Elements("parameter")
where parameter.Attribute("name").Value == "condition"
select parameter).FirstOrDefault();
if (conditionParameterElement == null)
{
var fragment = new TextFragment()
{
Code = TextCodes.RealWorkfolwActivityConfigurationParseXMLError,
DefaultFormatting = "工作流活动配置转换成XML时出错，活动配置：{0}，错误原因：{1}",
ReplaceParameters = new List <object>()
{
activityConfiguration, new TextFragment()
{
Code = TextCodes.RealWorkfolwActivityConfigurationMissXMLChildElement, DefaultFormatting = "工作流活动配置缺少XML节点{0}，节点所属的父节点内容：{1}", ReplaceParameters = new List <object>()
{
"parameters/parameter[name=condition]", elseifElementItem.ToString()
}
}
}
};
var exception = new UtilityException((int)Errors.RealWorkfolwActivityConfigurationParseXMLError, fragment);
exception.Data[UtilityExceptionDataKeys.Catch] = true;
throw exception;
}
var conditionParameter = await _parameterConfigurationService.ResolveParameter(conditionParameterElement.ToString());
var matchActivities = await _activityConfigurationService.SeparateActivities(elseifElementItem.ToString());
List <RealWorkfolwActivityDescription> matchList = new List <RealWorkfolwActivityDescription>();
foreach (var itemMatchActivity in matchActivities)
{
var match = await _realWorkfolwActivityResolve.Execute(itemMatchActivity.Configuration);
matchList.Add(match);
}
elseifList.Add(new RealWorkfolwActivityDescriptionDataForConditionElseIf()
{
Condition = conditionParameter,
Match = matchList
});
}
}
return(elseifList);
}
