diff options
Diffstat (limited to 'qpid/dotnet/client-010/client/transport/codec/MSEncoder.cs')
-rw-r--r-- | qpid/dotnet/client-010/client/transport/codec/MSEncoder.cs | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/qpid/dotnet/client-010/client/transport/codec/MSEncoder.cs b/qpid/dotnet/client-010/client/transport/codec/MSEncoder.cs new file mode 100644 index 0000000000..d863c57dee --- /dev/null +++ b/qpid/dotnet/client-010/client/transport/codec/MSEncoder.cs @@ -0,0 +1,172 @@ +/* +* +* 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. +* +*/ + +using System; +using System.Diagnostics; +using System.IO; +using org.apache.qpid.transport.util; + +namespace org.apache.qpid.transport.codec +{ + /// <summary> + /// MSEncoder + /// </summary> + public sealed class MSEncoder : AbstractEncoder + { + private readonly MemoryStream _out; + private readonly BinaryWriter _writer; + + public MSEncoder(int capacity) + { + _out = new MemoryStream(capacity); + _writer = new BinaryWriter(_out); + } + + public void Init() + { + _out.Seek(0, SeekOrigin.Begin); + } + + public MemoryStream Segment() + { + int length = (int) _out.Position; + MemoryStream result = new MemoryStream(_out.ToArray(), 0, length); + result.Seek(length, SeekOrigin.Begin); + _out.Seek(0, SeekOrigin.Begin); + return result; + } + + + protected override void DoPut(byte b) + { + _writer.Write(b); + } + + protected override void DoPut(MemoryStream src) + { + _writer.Write(src.ToArray()); + } + + protected override void Put(byte[] bytes) + { + _writer.Write(bytes); + } + + public override void WriteUint8(short b) + { + Debug.Assert(b < 0x100); + _writer.Write((byte) b); + } + + public override void WriteUint16(int s) + { + Debug.Assert(s < 0x10000); + _writer.Write(ByteEncoder.GetBigEndian((UInt16) s)); + } + + public override void WriteUint32(long i) + { + Debug.Assert(i < 0x100000000L); + _writer.Write(ByteEncoder.GetBigEndian((UInt32) i)); + } + + public override void WriteUint64(long l) + { + _writer.Write(ByteEncoder.GetBigEndian(l)); + } + + public override void WriteInt8(short b) + { + Debug.Assert(b < 0x100); + _writer.Write((byte) b); + } + + public override void WriteInt16(int s) + { + Debug.Assert(s < 0x10000); + _writer.Write(ByteEncoder.GetBigEndian((Int16) s)); + } + + public override void WriteInt32(long i) + { + Debug.Assert(i < 0x100000000L); + _writer.Write(ByteEncoder.GetBigEndian((Int32) i)); + } + + public override void WriteInt64(long l) + { + _writer.Write(ByteEncoder.GetBigEndian(l)); + } + + public override void WriteFloat(float f) { + _writer.Write(f) ; + } + + public override void WriteDouble(double d) { + _writer.Write(ByteEncoder.GetBigEndian(d)) ; + } + + protected override int BeginSize8() + { + int pos = (int) _out.Position; + _writer.Write((byte) 0); + return pos; + } + + protected override void EndSize8(int pos) + { + int cur = (int) _out.Position; + _out.Seek(pos, SeekOrigin.Begin); + _writer.Write((byte) (cur - pos - 1)); + _out.Seek(cur, SeekOrigin.Begin); + } + + protected override int BeginSize16() + { + int pos = (int) _out.Position; + _writer.Write((short) 0); + return pos; + } + + protected override void EndSize16(int pos) + { + int cur = (int) _out.Position; + _out.Seek(pos, SeekOrigin.Begin); + _writer.Write((short) (cur - pos - 2)); + _out.Seek(cur, SeekOrigin.Begin); + } + + protected override int BeginSize32() + { + int pos = (int) _out.Position; + _writer.Write(0); + return pos; + } + + protected override void EndSize32(int pos) + { + int cur = (int) _out.Position; + _out.Seek(pos, SeekOrigin.Begin); + _writer.Write(ByteEncoder.GetBigEndian((Int32) cur - pos - 4)); + _out.Seek(cur, SeekOrigin.Begin); + } + } +} |