| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * https://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| using System; |
| using System.Collections.Generic; |
| using System.Reflection; |
| using Avro.Generic; |
| using Avro.IO; |
| using Avro.Specific; |
| using Avro.ipc.Generic; |
| |
| namespace Avro.ipc.Specific |
| { |
| public class SpecificResponder<T> : GenericResponder |
| where T : class, ISpecificProtocol |
| { |
| private readonly T impl; |
| |
| public SpecificResponder(T impl) |
| : base(impl.Protocol) |
| { |
| this.impl = impl; |
| } |
| |
| public override object Respond(Message message, object request) |
| { |
| int numParams = message.Request.Fields.Count; |
| var parameters = new Object[numParams]; |
| var parameterTypes = new Type[numParams]; |
| |
| int i = 0; |
| |
| foreach (Field field in message.Request.Fields) |
| { |
| Type type = ObjectCreator.Instance.GetType(field.Schema); |
| parameterTypes[i] = type; |
| parameters[i] = ((GenericRecord) request)[field.Name]; |
| |
| i++; |
| } |
| |
| MethodInfo method = typeof (T).GetMethod(message.Name, parameterTypes); |
| try |
| { |
| return method.Invoke(impl, parameters); |
| } |
| catch (TargetInvocationException ex) |
| { |
| throw ex.InnerException; |
| } |
| } |
| |
| public override void WriteError(Schema schema, object error, Encoder output) |
| { |
| new SpecificWriter<object>(schema).Write(error, output); |
| } |
| |
| public override object ReadRequest(Schema actual, Schema expected, Decoder input) |
| { |
| return new SpecificReader<object>(actual, expected).Read(null, input); |
| } |
| |
| public override void WriteResponse(Schema schema, object response, Encoder output) |
| { |
| new SpecificWriter<object>(schema).Write(response, output); |
| } |
| } |
| } |