diff options
Diffstat (limited to 'src/csharp/Grpc.Examples/MathExamples.cs')
-rw-r--r-- | src/csharp/Grpc.Examples/MathExamples.cs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/csharp/Grpc.Examples/MathExamples.cs b/src/csharp/Grpc.Examples/MathExamples.cs index 6075420974..d260830b94 100644 --- a/src/csharp/Grpc.Examples/MathExamples.cs +++ b/src/csharp/Grpc.Examples/MathExamples.cs @@ -32,6 +32,7 @@ using System; using System.Collections.Generic; using System.Threading.Tasks; +using Grpc.Core; using Grpc.Core.Utils; namespace Math @@ -109,5 +110,42 @@ namespace Math DivReply result = await client.DivAsync(new DivArgs { Dividend = sum.Num_, Divisor = numbers.Count }); Console.WriteLine("Avg Result: " + result); } + + /// <summary> + /// Shows how to handle a call ending with non-OK status. + /// </summary> + public static async Task HandleErrorExample(Math.MathClient client) + { + try + { + DivReply result = await client.DivAsync(new DivArgs { Dividend = 5, Divisor = 0 }); + } + catch (RpcException ex) + { + Console.WriteLine(string.Format("RPC ended with status {0}", ex.Status)); + } + } + + /// <summary> + /// Shows how to send request headers and how to access response headers + /// and response trailers. + /// </summary> + public static async Task MetadataExample(Math.MathClient client) + { + var requestHeaders = new Metadata + { + { "custom-header", "custom-value" } + }; + + var call = client.DivAsync(new DivArgs { Dividend = 5, Divisor = 0 }, requestHeaders); + + // Get response headers + Metadata responseHeaders = await call.ResponseHeadersAsync; + + var result = await call; + + // Get response trailers after the call has finished. + Metadata responseTrailers = call.GetTrailers(); + } } } |