src/main/java/io/github/biezhi/wechat/api/WeChatApiImpl.java
public Set<Account> getAccountByType(AccountType accountType) {
        Set<Account> accountSet = new HashSet<>();
        for (Account account : accountMap.values()) {
            if (account.getAccountType().equals(accountType)) {
                accountSet.add(account);
            }
        }
        return accountSet;
    }
public Set<Account> getAccountByType(AccountType accountType) {
        Set<Account> accountSet = new HashSet<>();
        for (Account account : accountMap.values()) {
            if (account.getAccountType().equals(accountType)) {
                accountSet.add(account);
            }
        }
        return accountSet;
    }
根据账号类型筛选

@param accountType 账户类型
@return 返回筛选后的账户列表