simple web3j Demo to be continue，use web3j Brainless Trading,tool for arbitrage automatic trading, copying other transfer，tracking agency addresses, setting profit points, setting prices, grabbing blocks ... ...
- open Source。
- web3j It's a lightweight java library for accessing Ethereum, used to connect the client to the Ethereum blockchain node。
1 Connect to the Ethereum client
2 Create a cold wallet
3 Load wallet
4 Transfer ETH, transfer ERC20 tokens, batch transfer function
5 Check balances
6 Deploy the contract
7 Read & update smart contract data
8 Observe the smart contract event
9 lock/unlock account
10 Generate wallet mnemonics in batches and save files line by line
11 call the contract function approve，transfer,transferForm
12.add contract Approve,Transfer Event Listener
continue updating......
original blog :old blog http://blog.csdn.net/baidu_30084597 blog now blog https://blog.csdn.net/weixin_41602901