public async Task TransferAsync(string sourceName, object sourceConfiguration,
string sinkName, object sinkConfiguration, ITransferStatistics statistics, CancellationToken cancellation)
{
IDataSourceAdapterFactoryAdapter sourceFactoryAdapter;
if (!sources.TryGetValue(sourceName, out sourceFactoryAdapter))
{
throw Errors.UnknownDataSource(sourceName);
}
IDataSinkAdapterFactoryAdapter sinkFactoryAdapter;
if (!sinks.TryGetValue(sinkName, out sinkFactoryAdapter))
{
throw Errors.UnknownDataSink(sinkName);
}
var context = new DataTransferContext
{
SourceName = sourceName,
SinkName = sinkName
};
// Lets start timer now, since factories may take some time as well and we want to capture that
statistics.Start();
var source = sourceFactoryAdapter.CreateAsync(sourceConfiguration, context);
var sink = sinkFactoryAdapter.CreateAsync(sinkConfiguration, context);
using (var sourceInstance = await source)
using (var sinkInstance = await sink)
await transferAction.ExecuteAsync(sourceInstance, sinkInstance, statistics, cancellation);
}
public async Task TransferAsync(string sourceName, object sourceConfiguration,
string sinkName, object sinkConfiguration, ITransferStatistics statistics, CancellationToken cancellation)
{
IDataSourceAdapterFactoryAdapter sourceFactoryAdapter;
if (!sources.TryGetValue(sourceName, out sourceFactoryAdapter))
throw Errors.UnknownDataSource(sourceName);
IDataSinkAdapterFactoryAdapter sinkFactoryAdapter;
if (!sinks.TryGetValue(sinkName, out sinkFactoryAdapter))
throw Errors.UnknownDataSink(sinkName);
var context = new DataTransferContext
{
SourceName = sourceName,
SinkName = sinkName
};
try
{
// Lets start timer now, since factories may take some time as well and we want to capture that
statistics.Start();
var source = sourceFactoryAdapter.CreateAsync(sourceConfiguration, context, cancellation);
var sink = sinkFactoryAdapter.CreateAsync(sinkConfiguration, context, cancellation);
using (var sourceInstance = await source)
using (var sinkInstance = await sink)
await transferAction.ExecuteAsync(sourceInstance, sinkInstance, statistics, cancellation);
}
finally
{
statistics.Stop();
}
}
public async Task ExecuteAsync(IDataSourceAdapter source, IDataSinkAdapter sink, ITransferStatistics statistics, CancellationToken cancellation)
{
Guard.NotNull("source", source);
Guard.NotNull("sink", sink);
try
{
statistics.Start();
await TransferData(source, sink, statistics, cancellation);
}
finally
{
statistics.Stop();
}
}