[FAB-3702] remove unused code in ./core/chaincode

Change-Id: Id13feeede24c2833367bbbc443c8591fce88cab0
Signed-off-by: conghonglei <[email protected]>

Author: conghonglei

core/chaincode/chaincode_support.go

@@ -49,7 +49,6 @@ const (
 	// DevModeUserRunsChaincode property allows user to run chaincode in development environment
 	DevModeUserRunsChaincode       string = "dev"
 	chaincodeStartupTimeoutDefault int    = 5000
-	chaincodeInstallPathDefault    string = "/opt/gopath/bin/"
 	peerAddressDefault             string = "0.0.0.0:7051"
 
 	//TXSimulatorKey is used to attach ledger simulation context

core/chaincode/exectransaction.go

@@ -17,16 +17,13 @@ limitations under the License.
 package chaincode
 
 import (
-	"errors"
 	"fmt"
 
 	"github.com/golang/protobuf/proto"
-	"golang.org/x/net/context"
-
 	"github.com/hyperledger/fabric/core/chaincode/shim"
 	"github.com/hyperledger/fabric/core/common/ccprovider"
-	"github.com/hyperledger/fabric/events/producer"
 	pb "github.com/hyperledger/fabric/protos/peer"
+	"golang.org/x/net/context"
 )
 
 //Execute - execute proposal, return original response of chaincode
@@ -118,23 +115,3 @@ func ExecuteWithErrorFilter(ctxt context.Context, cccid *ccprovider.CCContext, s
 
 	return res.Payload, event, nil
 }
-
-// GetSecureContext returns the security context from the context object or error
-// Security context is nil if security is off from core.yaml file
-// func GetSecureContext(ctxt context.Context) (crypto.Peer, error) {
-// 	var err error
-// 	temp := ctxt.Value("security")
-// 	if nil != temp {
-// 		if secCxt, ok := temp.(crypto.Peer); ok {
-// 			return secCxt, nil
-// 		}
-// 		err = errors.New("Failed to convert security context type")
-// 	}
-// 	return nil, err
-// }
-
-var errFailedToGetChainCodeSpecForTransaction = errors.New("Failed to get ChainCodeSpec from Transaction")
-
-func sendTxRejectedEvent(tx *pb.Transaction, errorMsg string) {
-	producer.Send(producer.CreateRejectionEvent(tx, errorMsg))
-}

core/chaincode/exectransaction_test.go

@@ -637,11 +637,9 @@ func invokeExample02Transaction(ctxt context.Context, cccid *ccprovider.CCContex
 const (
 	chaincodeExample02GolangPath   = "github.com/hyperledger/fabric/examples/chaincode/go/chaincode_example02"
 	chaincodeExample04GolangPath   = "github.com/hyperledger/fabric/examples/chaincode/go/chaincode_example04"
-	chaincodeExample05GolangPath   = "github.com/hyperledger/fabric/examples/chaincode/go/chaincode_example05"
 	chaincodeEventSenderGolangPath = "github.com/hyperledger/fabric/examples/chaincode/go/eventsender"
 	chaincodeExample02JavaPath     = "../../examples/chaincode/java/chaincode_example02"
 	chaincodeExample04JavaPath     = "../../examples/chaincode/java/chaincode_example04"
-	chaincodeExample05JavaPath     = "../../examples/chaincode/java/chaincode_example05"
 	chaincodeExample06JavaPath     = "../../examples/chaincode/java/chaincode_example06"
 	chaincodeEventSenderJavaPath   = "../../examples/chaincode/java/eventsender"
 )

core/chaincode/handler.go

@@ -261,23 +261,6 @@ func (handler *Handler) checkACL(signedProp *pb.SignedProposal, proposal *pb.Pro
 	return handler.policyChecker.CheckPolicy(ccIns.ChainID, policies.ChannelApplicationWriters, signedProp)
 }
 
-//THIS CAN BE REMOVED ONCE WE FULL SUPPORT (Invoke) CONFIDENTIALITY WITH CC-CALLING-CC
-//Only invocation are allowed
-func (handler *Handler) canCallChaincode(txid string, isQuery bool) *pb.ChaincodeMessage {
-	var errMsg string
-	txctx := handler.getTxContext(txid)
-	if txctx == nil {
-		errMsg = fmt.Sprintf("[%s]Error no context while checking for confidentiality. Sending %s", shorttxid(txid), pb.ChaincodeMessage_ERROR)
-	}
-
-	if errMsg != "" {
-		return &pb.ChaincodeMessage{Type: pb.ChaincodeMessage_ERROR, Payload: []byte(errMsg), Txid: txid}
-	}
-
-	//not CONFIDENTIAL transaction, OK to call CC
-	return nil
-}
-
 func (handler *Handler) deregister() error {
 	if handler.registered {
 		handler.chaincodeSupport.deregisterHandler(handler)
@@ -1151,42 +1134,6 @@ func (handler *Handler) handleGetHistoryForKey(msg *pb.ChaincodeMessage) {
 	}()
 }
 
-// afterPutState handles a PUT_STATE request from the chaincode.
-func (handler *Handler) afterPutState(e *fsm.Event, state string) {
-	_, ok := e.Args[0].(*pb.ChaincodeMessage)
-	if !ok {
-		e.Cancel(fmt.Errorf("Received unexpected message type"))
-		return
-	}
-	chaincodeLogger.Debugf("Received %s in state %s, invoking put state to ledger", pb.ChaincodeMessage_PUT_STATE, state)
-
-	// Put state into ledger handled within enterBusyState
-}
-
-// afterDelState handles a DEL_STATE request from the chaincode.
-func (handler *Handler) afterDelState(e *fsm.Event, state string) {
-	_, ok := e.Args[0].(*pb.ChaincodeMessage)
-	if !ok {
-		e.Cancel(fmt.Errorf("Received unexpected message type"))
-		return
-	}
-	chaincodeLogger.Debugf("Received %s, invoking delete state from ledger", pb.ChaincodeMessage_DEL_STATE)
-
-	// Delete state from ledger handled within enterBusyState
-}
-
-// afterInvokeChaincode handles an INVOKE_CHAINCODE request from the chaincode.
-func (handler *Handler) afterInvokeChaincode(e *fsm.Event, state string) {
-	_, ok := e.Args[0].(*pb.ChaincodeMessage)
-	if !ok {
-		e.Cancel(fmt.Errorf("Received unexpected message type"))
-		return
-	}
-	chaincodeLogger.Debugf("Received %s in state %s, invoking another chaincode", pb.ChaincodeMessage_INVOKE_CHAINCODE, state)
-
-	// Invoke another chaincode handled within enterBusyState
-}
-
 // Handles request to ledger to put state
 func (handler *Handler) enterBusyState(e *fsm.Event, state string) {
 	go func() {