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Blockchain Development for Finance Projects

You're reading from  Blockchain Development for Finance Projects

Product type Book
Published in Jan 2020
Publisher Packt
ISBN-13 9781838829094
Pages 530 pages
Edition 1st Edition
Languages
Concepts
Author (1):
Ishan Roy Ishan Roy
Profile icon Ishan Roy

Table of Contents (17) Chapters

Preface 1. Section 1: Blockchain Payments and Remittances
2. Blockchain in Financial Services 3. Building a Blockchain Wallet for Fungible and Non-Fungible Assets 4. Designing a Payment Gateway for Online Merchants 5. Corporate Remittances and Settlement 6. Enabling Cross-Border Remittances with Real-Time KYC/AML Verification 7. Section 2: Blockchain Workflows Using Smart Contracts
8. Building a Letter of Credit Workflow Module Using Smart Contracts 9. Section 3: Securing Digital Documents and Files Using Blockchain
10. Building a Tamper-Proof Document Storage System 11. Section 4: Decentralized Trading Exchanges Using Blockchain
12. Building a Decentralized Trading Exchange 13. Developing a Currency Trading Exchange for Market Making 14. Looking into the Future 15. Other Books You May Enjoy Appendix: Application Checklist

Building the corporate remittance contract

To successfully carry out remittances on our blockchain network, we need to write and deploy a smart contract. The smart contract will define the transaction object, including the transaction parameters that will be captured in the channel ledger. The smart contract will allow authorized users to write transactions to the ledger and read transactions that have been written to the ledger.

We'll be creating a chaincode (smart contract) called corprem.js. It will have the following methods:

  • createTx: This will submit a new corporate remittance transaction.
  • queryTx: This will allow authorized users to fetch transactions already written to the blockchain.

OK. Let's start writing our contract.

Writing the corporate remittance contract...

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