支付宝对账单下载Java正式商户调用

package code;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayDataDataserviceBillDownloadurlQueryRequest;
import com.alipay.api.response.AlipayDataDataserviceBillDownloadurlQueryResponse;

public class AlipayBill {
//初始化实例请求对象
public static String APP_ID = "2017000000000000";   //自己的商户appid
// RSA签名方式使用算法：SHA1withRSA。 注意此处是RSA 的私钥 是Java版本格式的 如果是用.NET 就要转换为.NET版本的格式
public static String APP_PRIVATE_KEY = "ghjjjjffjjjjkytyyddfsgsaetertrtr..............";

//RSA2签名方式使用算法：SHA256withRSA。
//public static String APP_PRIVATE_KEY ="+zA3RJzhtiL4MIHks4GD++6RuQ/";

//公钥是可以公用的在公共平台配置的 .NET和Java语言的都可以共用。但是要区别 RSA或者是RSA2的公钥签名
public static String ALIPAY_PUBLIC_KEY = "/fEsraprwCtzvzQETrNRwmZkh2QhUrCmZYI";
//rsa2
// public static String ALIPAY_PUBLIC_KEY ="/aFKRhSS5fHChIzjpMrl";

//开放平台SDK封装了签名实现，只需在创建DefaultAlipayClient对象时，设置请求网关(gateway)，应用id(app_id)，应用私钥(private_key)，编码格式(charset)，支付宝公钥(alipay_public_key)，签名类型(sign_type)即可，报文请求时会自动进行签名。
public static AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do", APP_ID, APP_PRIVATE_KEY, "json", "GBK",
ALIPAY_PUBLIC_KEY,"RSA");  //注意在此处用的RSA签名类型参数 如果是RSA2的就要传RSA2参数
public static String  post_bill_date="2017-06-20"  ;

/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
bill_download_url ();//下载对账单接口
}
public static void  bill_download_url (){
//"  \"bill_date\":\"2017-07-26\""+      时间参数  "+post_bill_date+"
//账单时间：日账单格式为yyyy-MM-dd，月账单格式为yyyy-MM。
//账单参数类型 值 signcustomer  包含 是账务明细的 也有业务明细的  trade 只有 是业务明细的   在这里特别注意下 以免被挖坑了 看官网的容易坑
AlipayDataDataserviceBillDownloadurlQueryRequest request = new AlipayDataDataserviceBillDownloadurlQueryRequest();
request.setBizContent("{" +
"  \"bill_type\":\"trade\"," +
"  \"bill_date\":\"2017-07-26\""+
"}");
AlipayDataDataserviceBillDownloadurlQueryResponse response = null;
try {
response = alipayClient.execute(request);
System.out.println(response.getBillDownloadUrl());

}
catch (AlipayApiException e)
{
e.printStackTrace();
}
//调用成功，则处理业务逻辑
if(response.isSuccess())
{
//将接口返回的对账单下载地址传入urlStr
String urlStr=response.getBillDownloadUrl();
//指定希望保存的文件路径
String filePath = "D:\\Users\\fund_bill_20170726.csv.zip";
URL url = null;
HttpURLConnection httpUrlConnection = null;
InputStream fis = null;
FileOutputStream fos = null;
try {
url = new URL(urlStr);
httpUrlConnection = (HttpURLConnection) url.openConnection();
httpUrlConnection.setConnectTimeout(5 * 1000);
httpUrlConnection.setDoInput(true);
httpUrlConnection.setDoOutput(true);
httpUrlConnection.setUseCaches(false);
httpUrlConnection.setRequestMethod("GET");
httpUrlConnection.setRequestProperty("CHARSET", "UTF-8");
httpUrlConnection.connect();
fis = httpUrlConnection.getInputStream();
byte[] temp = new byte[1024];
int b;
fos = new FileOutputStream(new File(filePath));
while ((b = fis.read(temp)) != -1) {
fos.write(temp, 0, b);
fos.flush();
}
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if(fis!=null) fis.close();
if(fos!=null) fos.close();
if(httpUrlConnection!=null) httpUrlConnection.disconnect();
} catch (IOException e) {
e.printStackTrace();
}
}

}
}
}