| public Write ( byte buffer, int offset, int count ) : void | ||
| buffer | byte | |
| offset | int | |
| count | int | |
| Résultat | void | |
static void WriteBytes(PipeStream pipeStream, byte[] buffer)
{
Assert.True(pipeStream.IsConnected);
Assert.True(buffer.Length > 0);
pipeStream.WriteByte(buffer[0]);
if (buffer.Length > 1)
{
pipeStream.Write(buffer, 1, buffer.Length - 1);
}
}
public static void DoStreamOperations(PipeStream stream)
{
if (stream.CanWrite)
{
stream.Write(new byte[] { 123, 124 }, 0, 2);
}
if (stream.CanRead)
{
if (stream.ReadByte() != 123)
{
Console.WriteLine("First byte read != 123");
}
if (stream.ReadByte() != 124)
{
Console.WriteLine("Second byte read != 124");
}
}
Console.WriteLine("*** Operations finished. ***");
}
public static void Write(PipeStream stream, byte[] buffer, int offset, int count, bool isAsync, TimeoutHelper timeoutHelper)
{
// 异步时，使用异步方式写入数据
if (isAsync)
{
IAsyncResult asyncResult = stream.BeginWrite(buffer, offset, count, null, null);
// 等待 timeoutHelper 计算后的剩余时间，如果在这段时间内没有读到数据，那么将直接返回，这时，由于没有读到数据，返回的数据长度为 0
asyncResult.AsyncWaitHandle.WaitOne(timeoutHelper == null ? 60000 : (int)timeoutHelper.RemainingTime().TotalMilliseconds);
if (asyncResult.GetType() == pipeStreamAsyncResultType)
{
pipeStreamAsyncResult_waitHandle.SetValue(asyncResult, null);
}
stream.EndWrite(asyncResult);
return;
}
// 使用系统内置的方式进行同步阻塞式读取，该方法直到读取到数据才返回
stream.Write(buffer, offset, count);
}
/// <summary>
/// Überträgt ein Objekt in eine Kommunikationseinheit.
/// </summary>
/// <param name="pipe">Die Kommunikationseinheit.</param>
/// <param name="serializer">Die Serialisierungsinstanz.</param>
/// <param name="instance">Das betroffene Objekt.</param>
internal static void SendToPipe( PipeStream pipe, XmlSerializer serializer, object instance )
{
// Create helper
using (var temp = new MemoryStream())
{
// Create writer configuration
var settings = new XmlWriterSettings { CheckCharacters = false };
// Create
using (var writer = XmlWriter.Create( temp, settings ))
serializer.Serialize( writer, instance );
// Read data and create buffer for length
var len = new byte[sizeof( long )];
var data = temp.ToArray();
// Lock briefly
var lenLock = GCHandle.Alloc( len, GCHandleType.Pinned );
try
{
// Fill
Marshal.WriteInt64( lenLock.AddrOfPinnedObject(), data.LongLength );
}
finally
{
// Release
lenLock.Free();
}
// Send all
pipe.Write( len, 0, len.Length );
// Write in blocks
for (int n = 0; n < data.Length; )
{
// Block size
int block = Math.Min( BlockSize, data.Length - n );
// Send chunck
pipe.Write( data, n, block );
pipe.Flush();
// Advance
n += block;
}
// Flush
pipe.Flush();
pipe.WaitForPipeDrain();
}
}
public static void DoStreamOperations(PipeStream stream)
{
if (stream.CanWrite)
{
stream.Write(new byte[] { 123, 124 }, 0, 2);
}
if (stream.CanRead)
{
Assert.Equal(123, stream.ReadByte());
Assert.Equal(124, stream.ReadByte());
}
}
static string StreamIntercept(PipeStream client, PipeStream server)
{
/*bytes.Clear();
int count;
do
{
count = client.Read(buffer, 0, 8192);
AddBuffer(count);
} while (SomethingToRead(client.SafePipeHandle));
var array = bytes.ToArray();
server.Write(array, 0, bytes.Count);
return Encoding.ASCII.GetString(array);*/
bytes.Clear();
int integer;
do
{
integer = client.ReadByte();
if (integer >= 0)
bytes.Add((byte)integer);
} while (integer >= 0 && integer != 10);
var array = bytes.ToArray();
server.Write(array, 0, bytes.Count);
return Encoding.ASCII.GetString(array);
}
