protected DistinctDocumentQueryExecutionComponent(
DistinctMap distinctMap,
IDocumentQueryExecutionComponent source)
: base(source)
{
this.distinctMap = distinctMap ?? throw new ArgumentNullException(nameof(distinctMap));
}
private ComputeDistinctDocumentQueryExecutionComponent(
DistinctQueryType distinctQueryType,
DistinctMap distinctMap,
IDocumentQueryExecutionComponent source)
: base(distinctMap, source)
{
}
private ClientDistinctDocumentQueryExecutionComponent(
DistinctQueryType distinctQueryType,
DistinctMap distinctMap,
IDocumentQueryExecutionComponent source)
: base(distinctMap, source)
{
if ((distinctQueryType != DistinctQueryType.Unordered) && (distinctQueryType != DistinctQueryType.Ordered))
{
throw new ArgumentException($"Unknown {nameof(DistinctQueryType)}: {distinctQueryType}.");
}
this.distinctQueryType = distinctQueryType;
}
public static async Task <TryCatch <IDocumentQueryExecutionComponent> > TryCreateAsync(
CosmosElement requestContinuation,
Func <CosmosElement, Task <TryCatch <IDocumentQueryExecutionComponent> > > tryCreateSourceAsync,
DistinctQueryType distinctQueryType)
{
if (tryCreateSourceAsync == null)
{
throw new ArgumentNullException(nameof(tryCreateSourceAsync));
}
DistinctContinuationToken distinctContinuationToken;
if (requestContinuation != null)
{
if (!DistinctContinuationToken.TryParse(requestContinuation, out distinctContinuationToken))
{
return(TryCatch <IDocumentQueryExecutionComponent> .FromException(
new MalformedContinuationTokenException($"Invalid {nameof(DistinctContinuationToken)}: {requestContinuation}")));
}
}
else
{
distinctContinuationToken = new DistinctContinuationToken(sourceToken: null, distinctMapToken: null);
}
TryCatch <DistinctMap> tryCreateDistinctMap = DistinctMap.TryCreate(
distinctQueryType,
distinctContinuationToken.DistinctMapToken);
if (!tryCreateDistinctMap.Succeeded)
{
return(TryCatch <IDocumentQueryExecutionComponent> .FromException(tryCreateDistinctMap.Exception));
}
TryCatch <IDocumentQueryExecutionComponent> tryCreateSource = await tryCreateSourceAsync(
distinctContinuationToken.SourceToken);
if (!tryCreateSource.Succeeded)
{
return(TryCatch <IDocumentQueryExecutionComponent> .FromException(tryCreateSource.Exception));
}
return(TryCatch <IDocumentQueryExecutionComponent> .FromResult(
new ComputeDistinctDocumentQueryExecutionComponent(
distinctQueryType,
tryCreateDistinctMap.Result,
tryCreateSource.Result)));
}
