// 查询当前登录用户的账单
public static void getBills(BillingClient billingClient) {
   ResourceMonthBillRequest request = new ResourceMonthBillRequest();
   // 设置账单所属月份
   request.setMonth("2019-02");
   // 设置查询后付费账单
   request.setProductType("postpay");
   // 设置查询CDS产品的资源账单
   request.setServiceType("CDS");
   // 设置分页标志
   request.setPageNo(1);
   // 设置分页返回数据大小
   request.setPageSize(50);
   
   ResourceMonthBillResponse response = billingClient.getResourceMonthBill(request);
}

// 查询当前主账户的财务圈子账户的账单
public static void getBills(BillingClient billingClient) {
   ResourceMonthBillRequest request = new ResourceMonthBillRequest();
   // 设置账单所属月份
   request.setMonth("2019-02");
   // 设置查询后付费账单
   request.setProductType("postpay");
   // 设置查询CDS产品的资源账单
   request.setServiceType("CDS");
   // 设置加入财务圈的子账户accountId，需为统一企业组织，否则视为越权访问
   request.setQueryAccountId("XXX");
   // 设置分页标志
   request.setPageNo(1);
   // 设置分页返回数据大小
   request.setPageSize(50);
   
   ResourceMonthBillResponse response = billingClient.getResourceMonthBill(request);
}