| /** |
| * 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 |
| * |
| * http://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. |
| * |
| * Contains some contributions under the Thrift Software License. |
| * Please see doc/old-thrift-license.txt in the Thrift distribution for |
| * details. |
| */ |
| |
| using System; |
| using System.Collections.Generic; |
| using System.IO.Pipes; |
| |
| namespace Thrift.Transport |
| { |
| public class TNamedPipeServerTransport : TServerTransport |
| { |
| /// <summary> |
| /// This is the address of the Pipe on the localhost. |
| /// </summary> |
| private readonly string pipeAddress; |
| NamedPipeServerStream stream = null; |
| |
| public TNamedPipeServerTransport(string pipeAddress) |
| { |
| this.pipeAddress = pipeAddress; |
| } |
| |
| public override void Listen() |
| { |
| // nothing to do here |
| } |
| |
| public override void Close() |
| { |
| if (stream != null) |
| { |
| try |
| { |
| stream.Close(); |
| stream.Dispose(); |
| } |
| finally |
| { |
| stream = null; |
| } |
| } |
| } |
| |
| private void EnsurePipeInstance() |
| { |
| if( stream == null) |
| stream = new NamedPipeServerStream( |
| pipeAddress, PipeDirection.InOut, 254, |
| PipeTransmissionMode.Byte, |
| PipeOptions.None, 4096, 4096 /*TODO: security*/); |
| } |
| |
| protected override TTransport AcceptImpl() |
| { |
| try |
| { |
| EnsurePipeInstance(); |
| stream.WaitForConnection(); |
| var trans = new ServerTransport(stream); |
| stream = null; // pass ownership to ServerTransport |
| return trans; |
| } |
| catch (Exception e) |
| { |
| Close(); |
| throw new TTransportException(TTransportException.ExceptionType.NotOpen, e.Message); |
| } |
| } |
| |
| private class ServerTransport : TTransport |
| { |
| private NamedPipeServerStream server; |
| public ServerTransport(NamedPipeServerStream server) |
| { |
| this.server = server; |
| } |
| |
| public override bool IsOpen |
| { |
| get { return server != null && server.IsConnected; } |
| } |
| |
| public override void Open() |
| { |
| } |
| |
| public override void Close() |
| { |
| if (server != null) server.Close(); |
| } |
| |
| public override int Read(byte[] buf, int off, int len) |
| { |
| if (server == null) |
| { |
| throw new TTransportException(TTransportException.ExceptionType.NotOpen); |
| } |
| return server.Read(buf, off, len); |
| } |
| |
| public override void Write(byte[] buf, int off, int len) |
| { |
| if (server == null) |
| { |
| throw new TTransportException(TTransportException.ExceptionType.NotOpen); |
| } |
| server.Write(buf, off, len); |
| } |
| |
| protected override void Dispose(bool disposing) |
| { |
| server.Dispose(); |
| } |
| } |
| } |
| } |