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[FAB-6292] Fix spelling error

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[FAB_6292] fix spelling error in high-throughput.

Change-Id: I6f0d3a8ccdbd3b5b0762e3f346292340862354ac
Signed-off-by: Zhangjiong Xuan <xuanzhangjiong@hyperchain.cn>
This commit is contained in:
Zhangjiong Xuan 2017-09-26 15:24:26 +08:00
parent 56af764006
commit c9b0c62975
2 changed files with 17 additions and 17 deletions
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2
high-throughput/README.md
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@ -16,7 +16,7 @@ frequently added to or removed from. For example, with a bank or credit card acc
of money in the account is the result of all of these additions and subtractions aggregated together. A typical person's bank account may not be
used frequently enough to require highly-parallel throughput, but an organizational account used to store the money collected from customers on an
e-commerce platform may very well receive a very high number of transactions from all over the world all at once. In fact, this use case is the only
use case for cryptocurrencies like Bitcoin: a user's unspent transaction output (UTXO) is the result of all transactions he or she has been a part of
use case for crypto currencies like Bitcoin: a user's unspent transaction output (UTXO) is the result of all transactions he or she has been a part of
since joining the blockchain. Other use cases that can employ this technique might be IOT sensors which frequently update their sensed value in the
cloud.

32
high-throughput/chaincode/high-throughput.go
View file

@ -12,7 +12,7 @@
* of millions of rows of data.
*
* @author Alexandre Pauwels for IBM
* @created 17 Aug 2017
* @created 17 Aug 2017
*/
package main
@ -22,8 +22,8 @@ package main
* 2 specific Hyperledger Fabric specific libraries for Smart Contracts
*/
import (
"strconv"
"fmt"
"strconv"
"github.com/hyperledger/fabric/core/chaincode/shim"
sc "github.com/hyperledger/fabric/protos/peer"
@ -35,8 +35,8 @@ type SmartContract struct {
// Define Status codes for the response
const (
OK = 200
ERROR = 500
OK = 200
ERROR = 500
)
// Init is called when the smart contract is instantiated
@ -76,7 +76,7 @@ func (s *SmartContract) Invoke(APIstub shim.ChaincodeStubInterface) sc.Response
}
/**
* Updates the ledger to include a new delta for a particluar variable. If this is the first time
* Updates the ledger to include a new delta for a particular variable. If this is the first time
* this variable is being added to the ledger, then its initial value is assumed to be 0. The arguments
* to give in the args array are as follows:
* - args[0] -> name of the variable
@ -110,7 +110,7 @@ func (s *SmartContract) update(APIstub shim.ChaincodeStubInterface, args []strin
// Retrieve info needed for the update procedure
txid := APIstub.GetTxID()
compositeIndexName := "varName~op~value~txID"
// Create the composite key that will allow us to query for all deltas on a particular variable
compositeKey, compositeErr := APIstub.CreateCompositeKey(compositeIndexName, []string{name, op, args[1], txid})
if compositeErr != nil {
@ -122,7 +122,7 @@ func (s *SmartContract) update(APIstub shim.ChaincodeStubInterface, args []strin
if compositePutErr != nil {
return shim.Error(fmt.Sprintf("Could not put operation for %s in the ledger: %s", name, compositePutErr.Error()))
}
return shim.Success([]byte(fmt.Sprintf("Successfully added %s%s to %s", op, args[1], name)))
}
@ -175,7 +175,7 @@ func (s *SmartContract) get(APIstub shim.ChaincodeStubInterface, args []string)
// Retrieve the delta value and operation
operation := keyParts[1]
valueStr := keyParts[2]
// Convert the value string and perform the operation
value, convErr := strconv.ParseFloat(valueStr, 64)
if convErr != nil {
@ -190,7 +190,7 @@ func (s *SmartContract) get(APIstub shim.ChaincodeStubInterface, args []string)
default:
return shim.Error(fmt.Sprintf("Unrecognized operation %s", operation))
}
}
}
return shim.Success([]byte(strconv.FormatFloat(finalVal, 'f', -1, 64)))
}
@ -248,7 +248,7 @@ func (s *SmartContract) pruneFast(APIstub shim.ChaincodeStubInterface, args []st
// Retrieve the operation and value
operation := keyParts[1]
valueStr := keyParts[2]
// Convert the value to a float
value, convErr := strconv.ParseFloat(valueStr, 64)
if convErr != nil {
@ -270,8 +270,8 @@ func (s *SmartContract) pruneFast(APIstub shim.ChaincodeStubInterface, args []st
default:
return shim.Error(fmt.Sprintf("Unrecognized operation %s", operation))
}
}
}
// Update the ledger with the final value and return
updateResp := s.update(APIstub, []string{name, strconv.FormatFloat(finalVal, 'f', -1, 64), "+"})
if updateResp.Status == OK {
@ -339,8 +339,8 @@ func (s *SmartContract) pruneSafe(APIstub shim.ChaincodeStubInterface, args []st
if deltaRowDelErr != nil {
return shim.Error(fmt.Sprintf("Could not delete delta row: %s", deltaRowDelErr.Error()))
}
}
}
// Insert new row for the final value
updateResp := s.update(APIstub, []string{name, valueStr, "+"})
if updateResp.Status == ERROR {
@ -427,7 +427,7 @@ func main() {
}
}
/**
/**
* All functions below this are for testing traditional editing of a single row
*/
func (s *SmartContract) putStandard(APIstub shim.ChaincodeStubInterface, args []string) sc.Response {
@ -443,7 +443,7 @@ func (s *SmartContract) putStandard(APIstub shim.ChaincodeStubInterface, args []
if putErr != nil {
return shim.Error(fmt.Sprintf("Failed to put state: %s", putErr.Error()))
}
return shim.Success(nil)
}