JAVA 使用web3j接入以太坊（二）-白红宇的个人博客

JAVA 使用web3j接入以太坊（二）

发布日期：2021-04-30 21:04:53 浏览次数：78 分类：精选文章

本文共 1413 字，大约阅读时间需要 4 分钟。

??????????????????JSON???????????????Web3j?????????????

Java??Web3j???????????

??????????????geth??parity???????????????Web3j??RPC?????

??????Infura????????????????

??????Infura?

????????Infura???

??Infura???????Create New Project??????????????Project ID??????Web3j????????API Key?

??????????Mainnet????????Ropsten?Rinkeby????????Rinkeby????????????

?Rinkeby??????JSON-RPC?????????????????URL?

?????????????????????

???????Infura????????????????????????URL?

???????????

NETWORK	DESCRIPTION	URL
Mainnet	JSON-RPC over HTTPS	https://mainnet.infura.io/v3/YOUR-PROJECT-ID
Mainnet	JSON-RPC over WebSocket	wss://mainnet.infura.io/ws/v3/YOUR-PROJECT-ID
Ropsten	JSON-RPC over HTTPS	https://ropsten.infura.io/v3/YOUR-PROJECT-ID
Ropsten	JSON-RPC over WebSocket	wss://ropsten.infura.io/ws/v3/YOUR-PROJECT-ID
Rinkeby	JSON-RPC over HTTPS	https://rinkeby.infura.io/v3/YOUR-PROJECT-ID
Rinkeby	JSON-RPC over WebSocket	wss://rinkeby.infura.io/ws/v3/YOUR-PROJECT-ID
Kovan	JSON-RPC over HTTPS	https://kovan.infura.io/v3/YOUR-PROJECT-ID
Kovan	JSON-RPC over WebSocket	wss://kovan.infura.io/ws/v3/YOUR-PROJECT-ID
G?rli	JSON-RPC over HTTPS	https://goerli.infura.io/v3/YOUR-PROJECT-ID
G?rli	JSON-RPC over WebSocket	wss://goerli.infura.io/ws/v3/YOUR-PROJECT-ID
IPFS	IPFS Gateway	https://ipfs.infura.io/ipfs/
IPFS	IPFS API	https://ipfs.infura.io:5001/api/

????Rinkeby????????????

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