web智能合约java

web3j智能合约错误：java.lang.ArrayIndexOutOfBoundsException

web3j:智能合约写操作时总是抛出java.lang.ArrayIndexOutOfBoundsException错误，不知道什么问题。我的代码如下：String hexPrivateKey=String.format("%040x",new BigInteger(1,Config.privateKey.getBytes()));String hexPublicKey=...

使用java类库web3j将智能合约部署到私有链上超时TransactionTimeoutException

无法使用web3j(Java客户端)将智能合约部署到私有链上，错误提示信息是超时。我用web3j与我在Azure中创建的私有链进行交互。我使用Remix和Metamask创建了以太坊智能合约，并且能够从Java中查看该智能合约。但是，我无法从Java部署或创建合同...

java类库web3j开发以太坊智能合约快速入门

web3j简介 web3j是一个轻量级、高度模块化、响应式、类型安全的Java和Android类库提供丰富API，用于处理以太坊智能合约及与以太坊网络上的客户端(节点)进行集成。可以通过它进行以太坊区块链的开发，而无需为你的java应用平台编写集成代码...

web3j:智能合约写操作时总是抛出java.lang.ArrayIndexOutOfBoundsE

web3j:智能合约写操作时总是抛出java.lang.ArrayIndexOutOfBoundsException错误，不知道什么问题。

web3j教程：java和android如何使用web3j开发以太坊智能合约并进行交易

与智能合约交易要与现有的智能合约进行交易，需要提供以下属性：to：智能合同地址 value：在智能合约中你希望存放的以太币Ether量(如果智能合约接受以太币Ether的话)data:已编码的函数选择器和自变量参数 web3j负责函数编码，有关实现的...

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