package com.ethjava;

import com.ethjava.utils.Environment;

import org.web3j.protocol.admin.Admin;

import org.web3j.protocol.admin.methods.response.NewAccountIdentifier;

import org.web3j.protocol.admin.methods.response.PersonalListAccounts;

import org.web3j.protocol.admin.methods.response.PersonalUnlockAccount;

import org.web3j.protocol.http.HttpService;

import java.io.IOException;

import java.math.BigInteger;

import java.util.List;

/**

* 账号管理相关

*/

public class AccountManager {

private static Admin admin;

public static void main(String[] args) {

admin = Admin.build(new HttpService(Environment.RPC_URL));

createNewAccount();

getAccountList();

unlockAccount();

// admin.personalSendTransaction(); 该方法与web3j.sendTransaction相同 不在此写例子。

}

/**

* 创建账号

*/

private static void createNewAccount() {

String password = "123456789";

try {

NewAccountIdentifier newAccountIdentifier = admin.personalNewAccount(password).send();

String address = newAccountIdentifier.getAccountId();

System.out.println("new account address " + address);

} catch (IOException e) {

e.printStackTrace();

}

}

/**

* 获取账号列表

*/

private static void getAccountList() {

try {

PersonalListAccounts personalListAccounts = admin.personalListAccounts().send();

List<String> addressList;

addressList = personalListAccounts.getAccountIds();

System.out.println("account size " + addressList.size());

for (String address : addressList) {

System.out.println(address);

}

} catch (IOException e) {

e.printStackTrace();

}

}

/**

* 账号解锁

*/

private static void unlockAccount() {

String address = "0x05f50cd5a97d9b3fec35df3d0c6c8234e6793bdf";

String password = "123456789";

//账号解锁持续时间 单位秒 缺省值300秒

BigInteger unlockDuration = BigInteger.valueOf(60L);

try {

PersonalUnlockAccount personalUnlockAccount = admin.personalUnlockAccount(address, password, unlockDuration).send();

Boolean isUnlocked = personalUnlockAccount.accountUnlocked();

System.out.println("account unlock " + isUnlocked);

} catch (IOException e) {

e.printStackTrace();

}

}

}