public void Handle(CoreProjectionManagementMessage.CreateAndPrepare message)
{
try
{
//TODO: factory method can throw
IProjectionStateHandler stateHandler = message.HandlerFactory();
string name = message.Name;
var sourceDefinition = ProjectionSourceDefinition.From(
name, stateHandler.GetSourceDefinition(), message.HandlerType, message.Query);
var projectionVersion = message.Version;
var projectionConfig = message.Config;
var namesBuilder = new ProjectionNamesBuilder(name, sourceDefinition);
var projectionProcessingStrategy = _processingStrategySelector.CreateProjectionProcessingStrategy(
name, projectionVersion, namesBuilder,
sourceDefinition, projectionConfig, message.HandlerFactory, stateHandler);
var slaveProjections = projectionProcessingStrategy.GetSlaveProjections();
CreateCoreProjection(message.ProjectionId, projectionConfig.RunAs, projectionProcessingStrategy);
message.Envelope.ReplyWith(
new CoreProjectionManagementMessage.Prepared(
message.ProjectionId, sourceDefinition, slaveProjections));
}
catch (Exception ex)
{
message.Envelope.ReplyWith(
new CoreProjectionManagementMessage.Faulted(message.ProjectionId, ex.Message));
}
}
public void Handle(CoreProjectionManagementMessage.CreateAndPrepare message)
{
try
{
//TODO: factory method can throw!
IProjectionStateHandler stateHandler = message.HandlerFactory();
// constructor can fail if wrong source definition
ProjectionSourceDefinition sourceDefinition;
var projection = CoreProjection.CreateAndPrepare(
message.Name, message.Version, message.ProjectionId, _publisher, stateHandler, message.Config,
_readDispatcher, _writeDispatcher, _subscriptionDispatcher, _logger, _timeProvider,
out sourceDefinition);
_projections.Add(message.ProjectionId, projection);
message.Envelope.ReplyWith(
new CoreProjectionManagementMessage.Prepared(message.ProjectionId, sourceDefinition));
}
catch (Exception ex)
{
message.Envelope.ReplyWith(
new CoreProjectionManagementMessage.Faulted(message.ProjectionId, ex.Message));
}
}
public void Handle(CoreProjectionManagementMessage.CreateAndPrepare message)
{
try
{
//TODO: factory method can throw!
IProjectionStateHandler stateHandler = message.HandlerFactory();
// constructor can fail if wrong source defintion
//TODO: revise it
var sourceDefintionRecorder = new SourceDefintionRecorder();
stateHandler.ConfigureSourceProcessingStrategy(sourceDefintionRecorder);
var sourceDefintion = sourceDefintionRecorder.Build();
var projection = new CoreProjection(
message.Name, message.CorrelationId, _publisher, stateHandler, message.Config, _readDispatcher,
_writeDispatcher, _logger);
_projections.Add(message.CorrelationId, projection);
message.Envelope.ReplyWith(
new CoreProjectionManagementMessage.Prepared(message.CorrelationId, sourceDefintion));
}
catch (Exception ex)
{
message.Envelope.ReplyWith(
new CoreProjectionManagementMessage.Faulted(message.CorrelationId, ex.Message));
}
}
