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-rw-r--r--src/format/msgpack.rs53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/format/msgpack.rs b/src/format/msgpack.rs
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+++ b/src/format/msgpack.rs
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+// Copyright 2015 Till Höppner
+//
+// Licensed 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.
+
+use std::io::{ BufRead, Write };
+use std::iter::Iterator;
+use std::marker::PhantomData;
+
+use event::Event;
+use context::Context;
+use format::{ Encode, Decode };
+
+use rustc_serialize::{ Encodable, Decodable };
+use msgpack::{ Encoder, Decoder };
+
+pub struct Msgpack;
+
+pub struct Iter<'a, R: 'a> where R: BufRead {
+ _phantom: PhantomData<&'a ()>,
+ input: R
+}
+
+impl<'a, R: 'a> Iterator for Iter<'a, R> where R: BufRead {
+ type Item = ::Result<Event<'a>>;
+ fn next(&mut self) -> Option<::Result<Event<'a>>> {
+ Some(Decodable::decode(&mut Decoder::new(&mut self.input))
+ .map_err(|_| ::IlcError::BincodeDecode))
+ }
+}
+
+impl<'a, W> Encode<'a, W> for Msgpack where W: Write {
+ fn encode(&'a self, _context: &'a Context, mut output: W, event: &'a Event) -> ::Result<()> {
+ event.encode(&mut Encoder::new(&mut output))
+ .map_err(|_| ::IlcError::BincodeEncode)
+ }
+}
+
+impl<'a, R: 'a> Decode<'a, R> for Msgpack where R: BufRead {
+ type Output = Iter<'a, R>;
+ fn decode(&'a mut self, _context: &'a Context, input: R) -> Iter<R> {
+ Iter { _phantom: PhantomData, input: input }
+ }
+}