Web3j-Java-based e-Portfolio Manager

Ethereum blockchain-based e-portfolio mangement application built using Web3j API, java and solidity languages.

Web3j is a lightweight, highly modular, reactive, type-safe Java and Android library for working with Smart Contracts and integrating with Ethereum blockchains.

Prerequisites

• Install an Ethereum blockchain node - https://github.com/trufflesuite/truffle
• Install solidity compiler - https://docs.soliditylang.org/en/latest/installing-solidity.html
• Install Java JDK/JRE
• Install a Java IDE - Jet Brains IntelliJ IDEA (community version)
• Install Web3j library - https://docs.web3j.io/latest/quickstart/
• Add Maven plugin and setup dependencies

Development Interfaces (IDE)

• Web3j package dependencies using Maven
  

• PortfolioManager project package
  

• Maven library structure
  

• Web3j Client initialization
  

• Client node connection
  

iBELab - Intelligent Blockchain Engineering Lab.

https://ibel.korea.ac.kr/ - Korea University