public TransformBlock <List <CustomerTextData>, List <CustomerTextData> > Filter(int minimumSymbols)
{
var filterBlock = new TransformBlock <List <CustomerTextData>, List <CustomerTextData> >(textDataList =>
{
var filter = new FilterTextData(minimumSymbols);
return(textDataList.Where(filter.Run).ToList());
});
flow.Add(filterBlock);
return(filterBlock);
}
static public void ProcessingByTPL_StraightForwardImplementation()
{
const string pathToFiles = @"..\..\..\..\DataFiles";
string[] files = Directory.GetFiles(pathToFiles, "*.txt", SearchOption.AllDirectories);
var loadDataFromFileBlock = new TransformBlock<string[], List<CustomerTextData>>(fileItems =>
{
var factory = new CustomerTextDataFactory();
return new List<CustomerTextData>(Array.ConvertAll(fileItems, factory.LoadFromFile));
});
var filterBlock = new TransformBlock<List<CustomerTextData>, List<CustomerTextData>>(textDataList =>
{
var filter = new FilterTextData(5);
return textDataList.Where(filter.Run).ToList();
});
var toListBlock = new TransformManyBlock<List<CustomerTextData>, CustomerTextData>(textDataList =>
{
var queue = new ConcurrentQueue<CustomerTextData>();
textDataList.ForEach(queue.Enqueue);
return queue;
});
var action = new ActionBlock<CustomerTextData>(textData =>
{
var weight = new WeightTextData();
int result = weight.Run(textData);
Trace.WriteLine(result);
Console.WriteLine(result);
});
loadDataFromFileBlock.LinkTo(filterBlock);
filterBlock.LinkTo(toListBlock);
toListBlock.LinkTo(action);
loadDataFromFileBlock.Completion.ContinueWith(t =>
{
if (t.IsFaulted) ((IDataflowBlock)filterBlock).Fault(t.Exception);
else filterBlock.Complete();
});
filterBlock.Completion.ContinueWith(t =>
{
if (t.IsFaulted) ((IDataflowBlock)toListBlock).Fault(t.Exception);
else toListBlock.Complete();
});
toListBlock.Completion.ContinueWith(t =>
{
if (t.IsFaulted) ((IDataflowBlock)action).Fault(t.Exception);
else action.Complete();
});
loadDataFromFileBlock.Post(files);
loadDataFromFileBlock.Complete();
action.Completion.Wait();
}
public TransformBlock <BuilderCustomerData, BuilderCustomerData> Filter(int minimumSymbols)
{
var block = new TransformBlock <BuilderCustomerData, BuilderCustomerData>(data =>
{
var filter = new FilterTextData(minimumSymbols);
bool enabled = filter.Run(data.CustomerData);
return(new BuilderCustomerData
{
PathToFile = data.PathToFile,
Enabled = enabled,
CustomerData = data.CustomerData
});
});
return(block);
}
public FlowBuilderFactory_v3 Filter(int minimumSymbols)
{
var block = new TransformBlock <object, object>(dataObject =>
{
var data = (BuilderCustomerData)dataObject;
var filter = new FilterTextData(minimumSymbols);
bool enabled = filter.Run(data.CustomerData);
return(new BuilderCustomerData
{
PathToFile = data.PathToFile,
Enabled = enabled,
CustomerData = data.CustomerData
});
});
Flow.Add(block);
return(this);
}
static public void ProcessingByTPL_StraightForwardImplementation()
{
const string pathToFiles = @"..\..\..\..\DataFiles";
string[] files = Directory.GetFiles(pathToFiles, "*.txt", SearchOption.AllDirectories);
var loadDataFromFileBlock = new TransformBlock <string[], List <CustomerTextData> >(fileItems =>
{
var factory = new CustomerTextDataFactory();
return(new List <CustomerTextData>(Array.ConvertAll(fileItems, factory.LoadFromFile)));
});
var filterBlock = new TransformBlock <List <CustomerTextData>, List <CustomerTextData> >(textDataList =>
{
var filter = new FilterTextData(5);
return(textDataList.Where(filter.Run).ToList());
});
var toListBlock = new TransformManyBlock <List <CustomerTextData>, CustomerTextData>(textDataList =>
{
var queue = new ConcurrentQueue <CustomerTextData>();
textDataList.ForEach(queue.Enqueue);
return(queue);
});
var action = new ActionBlock <CustomerTextData>(textData =>
{
var weight = new WeightTextData();
int result = weight.Run(textData);
Trace.WriteLine(result);
Console.WriteLine(result);
});
loadDataFromFileBlock.LinkTo(filterBlock);
filterBlock.LinkTo(toListBlock);
toListBlock.LinkTo(action);
loadDataFromFileBlock.Completion.ContinueWith(t =>
{
if (t.IsFaulted)
{
((IDataflowBlock)filterBlock).Fault(t.Exception);
}
else
{
filterBlock.Complete();
}
});
filterBlock.Completion.ContinueWith(t =>
{
if (t.IsFaulted)
{
((IDataflowBlock)toListBlock).Fault(t.Exception);
}
else
{
toListBlock.Complete();
}
});
toListBlock.Completion.ContinueWith(t =>
{
if (t.IsFaulted)
{
((IDataflowBlock)action).Fault(t.Exception);
}
else
{
action.Complete();
}
});
loadDataFromFileBlock.Post(files);
loadDataFromFileBlock.Complete();
action.Completion.Wait();
}
