public Task Terms()
{
var name = GetQueryStringValueAndAssertIfSingleAndNotEmpty("name");
var field = GetQueryStringValueAndAssertIfSingleAndNotEmpty("field");
var fromValue = GetStringQueryString("fromValue", required: false);
using (var token = CreateTimeLimitedOperationToken())
using (Database.DocumentsStorage.ContextPool.AllocateOperationContext(out DocumentsOperationContext context))
using (context.OpenReadTransaction())
{
var existingResultEtag = GetLongFromHeaders("If-None-Match");
var runner = new QueryRunner(Database, context);
var result = runner.ExecuteGetTermsQuery(name, field, fromValue, existingResultEtag, GetPageSize(), context, token);
if (result.NotModified)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotModified;
return(Task.CompletedTask);
}
HttpContext.Response.Headers[Constants.Headers.Etag] = CharExtensions.ToInvariantString(result.ResultEtag);
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
writer.WriteTermsQueryResult(context, result);
}
return(Task.CompletedTask);
}
}
public Task Terms()
{
var name = GetQueryStringValueAndAssertIfSingleAndNotEmpty("name");
var field = GetQueryStringValueAndAssertIfSingleAndNotEmpty("field");
var fromValue = GetStringQueryString("fromValue", required: false);
DocumentsOperationContext context;
using (var token = CreateTimeLimitedOperationToken())
using (Database.DocumentsStorage.ContextPool.AllocateOperationContext(out context))
using (context.OpenReadTransaction())
{
var existingResultEtag = GetLongFromHeaders("If-None-Match");
var runner = new QueryRunner(Database, context);
var result = runner.ExecuteGetTermsQuery(name, field, fromValue, existingResultEtag, GetPageSize(Database.Configuration.Core.MaxPageSize), context, token);
if (result.NotModified)
{
HttpContext.Response.StatusCode = (int)HttpStatusCode.NotModified;
return(Task.CompletedTask);
}
HttpContext.Response.Headers[Constants.MetadataEtagField] = result.ResultEtag.ToInvariantString();
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
writer.WriteStartArray();
var isFirst = true;
foreach (var term in result.Terms)
{
if (isFirst == false)
{
writer.WriteComma();
}
isFirst = false;
writer.WriteString((term));
}
writer.WriteEndArray();
}
return(Task.CompletedTask);
}
}
