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handling database info and metadata request async (#541)

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This commit is contained in:
Leila Lali
2017-11-01 17:58:47 +00:00
committed by Karl Burtram
parent 93ec9864f6
commit 17e7ddd66f
2 changed files with 48 additions and 28 deletions
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41
src/Microsoft.SqlTools.ServiceLayer/Metadata/MetadataService.cs
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@@ -11,6 +11,7 @@ using Microsoft.SqlTools.Hosting.Protocol;
using Microsoft.SqlTools.ServiceLayer.Connection;
using Microsoft.SqlTools.ServiceLayer.Hosting;
using Microsoft.SqlTools.ServiceLayer.Metadata.Contracts;
using Microsoft.SqlTools.ServiceLayer.Utility;
namespace Microsoft.SqlTools.ServiceLayer.Metadata
{
@@ -66,23 +67,31 @@ namespace Microsoft.SqlTools.ServiceLayer.Metadata
{
try
{
ConnectionInfo connInfo;
MetadataService.ConnectionServiceInstance.TryFindConnection(
metadataParams.OwnerUri,
out connInfo);
var metadata = new List<ObjectMetadata>();
if (connInfo != null)
{
using (SqlConnection sqlConn = ConnectionService.OpenSqlConnection(connInfo, "Metadata"))
{
ReadMetadata(sqlConn, metadata);
}
}
await requestContext.SendResult(new MetadataQueryResult
Func<Task> requestHandler = async () =>
{
Metadata = metadata.ToArray()
ConnectionInfo connInfo;
MetadataService.ConnectionServiceInstance.TryFindConnection(
metadataParams.OwnerUri,
out connInfo);
var metadata = new List<ObjectMetadata>();
if (connInfo != null)
{
using (SqlConnection sqlConn = ConnectionService.OpenSqlConnection(connInfo, "Metadata"))
{
ReadMetadata(sqlConn, metadata);
}
}
await requestContext.SendResult(new MetadataQueryResult
{
Metadata = metadata.ToArray()
});
};
Task task = Task.Run(async () => await requestHandler()).ContinueWithOnFaulted(async t =>
{
await requestContext.SendError(t.Exception.ToString());
});
}
catch (Exception ex)