github.com/adnan-c/fabric_e2e_couchdb@v0.6.1-preview.0.20170228180935-21ce6b23cf91/core/chaincode/shim/inprocstream.go (about) 1 /* 2 Copyright IBM Corp. 2016 All Rights Reserved. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package shim 18 19 import ( 20 pb "github.com/hyperledger/fabric/protos/peer" 21 ) 22 23 // PeerChaincodeStream interface for stream between Peer and chaincode instance. 24 type inProcStream struct { 25 recv <-chan *pb.ChaincodeMessage 26 send chan<- *pb.ChaincodeMessage 27 } 28 29 func newInProcStream(recv <-chan *pb.ChaincodeMessage, send chan<- *pb.ChaincodeMessage) *inProcStream { 30 return &inProcStream{recv, send} 31 } 32 33 func (s *inProcStream) Send(msg *pb.ChaincodeMessage) error { 34 s.send <- msg 35 return nil 36 } 37 38 func (s *inProcStream) Recv() (*pb.ChaincodeMessage, error) { 39 msg := <-s.recv 40 return msg, nil 41 } 42 43 func (s *inProcStream) CloseSend() error { 44 return nil 45 }