/// <summary>
/// 按顺序执行工作
/// 前一个附加的执行信息会附加到下一个工作者的工作参数中
/// </summary>
/// <param name="args">工作参数</param>
/// <param name="token"></param>
/// <param name="isOutputAttachedResult">是否输出附加结果（建议在子流程中设为true，用于将子流程中的结果返回至父流程中）</param>
/// <returns></returns>
public async Task <WorkResult> ExecuteWorkAsync(WorkArgs args, CancellationToken token,
bool isOutputAttachedResult = false)
{
var result = new WorkResult {
IsSuccessful = true
};
var resultContents = new Dictionary <string, object>();
//创建一个新的工作参数的副本用于工作流程中
var innerArgs = new WorkArgs();
foreach (var propertyName in args.PropertyNameList)
{
if (args.GetProperty(propertyName, out object obj))
{
innerArgs.SetProperty(propertyName, obj);
}
}
foreach (var worker in Workers)
{
result = await worker.ExecuteWorkAsync(innerArgs, token).ConfigureAwait(false);
foreach (var propertyName in result.PropertyNameList)
{
if (result.GetProperty(propertyName, out object obj))
{
innerArgs.SetProperty(propertyName, obj);
if (resultContents.ContainsKey(propertyName))
{
resultContents[propertyName] = obj;
}
else
{
resultContents.Add(propertyName, obj);
}
}
}
if (!result.IsSuccessful)
{
break;
}
}
if (!isOutputAttachedResult)
{
return(result);
}
//如果输出时需要附加结果，则将执行过程中产生的结果附加到返回值中
foreach (var resultContent in resultContents)
{
result.SetProperty(resultContent.Key, resultContent.Value);
}
return(result);
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="args">触发异常的<see cref="WorkArgs" /></param>
public WorkArgsException(WorkArgs args)
{
_workArgs = args;
}
