VincentFantasy

maven-build-plugins ```xml org.web3j web3j-maven-plugin 4.10.0 com.github.fantasy.web3j.contract true src/main/solidity contract/*.sol src/main/java/ src/main/bin src/main/abi @openzeppelin=@openzeppelin ``` path  @openzeppelin https://github.com/OpenZeppelin/openzeppelin-contracts download and rename @openzeppelin or ``` npm install -g @openzeppelin/contracts ``` and...