public FlowLinkResult LinkTo(IFlowTargetDefinition <TOut> target, Func <TOut, bool> filterFunc = null)
{
FlowLinkDefinition <TOut> linkDefinition = new FlowLinkDefinition <TOut>(this, target, LocalLinkFactory.GetInstance(), filterFunc);
OutboundLinks.Add(linkDefinition);
target.LinkFrom(linkDefinition);
return(new FlowLinkResult(linkDefinition));
}
public LocalBlockLink(BlockingCollection <T> buffer, ISourceBlock <T> sourceBlock, ITargetBlock <T> targetBlock,
FlowLinkDefinition <T> linkDefinition)
: base(sourceBlock, targetBlock, linkDefinition)
{
if (buffer == null)
{
throw new ArgumentNullException(nameof(buffer));
}
_buffer = buffer;
}
private BlockingCollection <T> CreateBuffer <T>(FlowLinkDefinition <T> linkDefinition)
{
int capacity = linkDefinition.Target.Settings.Capacity;
Guid id = linkDefinition.Target.BlockInfo.Id;
BlockingCollection <T> blockingCollection;
if (!_buffers.TryGetValue(id, out object buffer))
{
blockingCollection = new BlockingCollection <T>(capacity);
_buffers.Add(id, blockingCollection);
}
else
{
blockingCollection = (BlockingCollection <T>)buffer;
}
return(blockingCollection);
}
public override void AddTransformer <TIn, TOut>(Guid parentId, FlowTransformerDefinition <TIn, TOut> definition, FlowLinkDefinition <TIn> link)
{
FlowTransformerSettings settings = (FlowTransformerSettings)definition.Settings;
LinkRouterBase <TOut> router = GetLinkFromProducerType <TOut>(settings.ProducerType);
if (!_blockContainer.TryGetTransformer(definition.BlockInfo.Id, out TransformerBlock <TIn, TOut> transformer))
{
BlockHeader header = new BlockHeader(definition.BlockInfo, Definition.ServiceInfo);
TransformerBlockActionBase <TIn, TOut> action = _actionFactory.CreateTransformerAction <TIn, TOut>(definition.ActionType);
action.Header = header;
action.Context = definition.Settings.Context;
definition.Settings.Type = _flowType;
definition.Settings.Iterations = _iterations;
action.Logger ??= Logger;
IBlockLinkReceiver <TIn> receiver = link.LinkFactory.CreateReceiver(link);
transformer = new TransformerBlock <TIn, TOut>(header, receiver, router, action, definition);
AssignLoggers(transformer);
_blockContainer.AddBlock(transformer);
}
if (_blockContainer.TryGetSourceBlock(parentId, out SourceBlockBase <TIn> parentBlock))
{
Link(parentBlock, transformer, link);
return;
}
throw new Exception($"Cannot link block {definition.BlockInfo.Name} with id {definition.BlockInfo.Id} to parent block. " +
"Either the parent block or the child block was not found.");
}
public override void AddConsumer <T>(Guid parentId, FlowConsumerDefinition <T> definition, FlowLinkDefinition <T> link)
{
if (!_blockContainer.TryGetSourceBlock(parentId, out SourceBlockBase <T> parentBlock))
{
throw new Exception($"Cannot link block {definition.BlockInfo.Name} with id {definition.BlockInfo.Id} to parent block. " +
"Parent block not found.");
}
if (!_blockContainer.TryGetConsumer(definition.BlockInfo.Id, out ConsumerBlock <T> consumer))
{
BlockHeader header = new BlockHeader(definition.BlockInfo, Definition.ServiceInfo);
ConsumerBlockActionBase <T> action = _actionFactory.CreateConsumerAction <T>(definition.ActionType);
action.Header = header;
action.Context = definition.Settings.Context;
definition.Settings.Type = _flowType;
definition.Settings.Iterations = _iterations;
action.Logger ??= Logger;
IBlockLinkReceiver <T> receiver = link.LinkFactory.CreateReceiver(link);
consumer = new ConsumerBlock <T>(header, receiver, action, definition);
AssignLoggers(consumer);
_blockContainer.AddBlock(consumer);
}
Link(parentBlock, consumer, link);
}
protected virtual void Link <T>(ISourceBlock <T> from, ITargetBlock <T> to, FlowLinkDefinition <T> link)
{
IBlockLink <T> blockLink = link.LinkFactory.CreateLink(from, to, link);
from.AddLink(blockLink);
}
public override void AddBatcher <T>(Guid parentId, FlowBatcherDefinition <T> definition, FlowLinkDefinition <T> link)
{
if (!_blockContainer.TryGetSourceBlock(parentId, out SourceBlockBase <T> parentBlock))
{
throw new Exception($"Cannot link block {definition.BlockInfo.Name} with id {definition.BlockInfo.Id} to parent block. " +
"Parent block not found.");
}
if (!_blockContainer.TryGetBlock(definition.BlockInfo.Id, out BatcherBlock <T> batcher))
{
BlockHeader header = new BlockHeader(definition.BlockInfo, Definition.ServiceInfo);
FlowBatcherSettings settings = (FlowBatcherSettings)definition.Settings;
definition.Settings.Type = _flowType;
definition.Settings.Iterations = _iterations;
LinkRouterBase <List <T> > router = GetLinkFromProducerType <List <T> >(settings.ProducerType);
IBlockLinkReceiver <T> receiver = link.LinkFactory.CreateReceiver(link);
batcher = new BatcherBlock <T>(header, receiver, router, definition);
AssignLoggers(batcher);
_blockContainer.AddBlock(batcher);
}
Link(parentBlock, batcher, link);
}
public IBlockLinkReceiver <T> CreateReceiver <T>(FlowLinkDefinition <T> linkDefinition)
{
BlockingCollection <T> buffer = CreateBuffer(linkDefinition);
return(new LocalLinkReceiver <T>(buffer));
}
public IBlockLink <T> CreateLink <T>(ISourceBlock <T> source, ITargetBlock <T> target, FlowLinkDefinition <T> linkDefinition)
{
BlockingCollection <T> buffer = CreateBuffer(linkDefinition);
return(new LocalBlockLink <T>(buffer, source, target, linkDefinition));
}
public abstract void AddBatcher <T>(Guid parentId, FlowBatcherDefinition <T> definition, FlowLinkDefinition <T> link);
public abstract void AddWaiter <T>(Guid parentId, FlowWaiterDefinition <T> definition, FlowLinkDefinition <T> link)
where T : IWaitable;
public abstract void AddTransformer <TIn, TOut>(Guid parentId,
FlowTransformerDefinition <TIn, TOut> definition, FlowLinkDefinition <TIn> link);
public abstract void AddConsumer <T>(Guid parentId, FlowConsumerDefinition <T> definition, FlowLinkDefinition <T> link);
protected BlockLinkBase(ISourceBlock <T> sourceBlock, ITargetBlock <T> targetBlock, FlowLinkDefinition <T> linkDefinition)
{
FuncFilter = linkDefinition.FuncFilter;
SourceBlock = sourceBlock;
TargetBlock = targetBlock;
}
public void LinkFrom(FlowLinkDefinition <TIn> link)
{
this.InboundLinks.Add(link);
}
public abstract void GenerateFlowPlanItem(IFlowSourceDefinition <TIn> parent, IFlowPlan plan, FlowLinkDefinition <TIn> link);
