HttpClient 4.1 下载文件

 

package com.ovp.async.util;  
  
import java.io.File;  
import java.io.FileOutputStream;  
import java.io.InputStream;  
  
import org.apache.http.HttpResponse;  
import org.apache.http.StatusLine;  
import org.apache.http.client.HttpClient;  
import org.apache.http.client.methods.HttpGet;  
import org.apache.http.impl.client.DefaultHttpClient;  
  
public class HttpUtil {  
  
    public static void main(String[] args) throws Exception {  
      
        String url = "http://plvod01.videocc.net/69ed95245f/2/69ed95245ff039041b05b663876bc3a2.flv";  
  
        HttpClient httpClient = new DefaultHttpClient();  
  
        HttpGet httpGet = new HttpGet(url);  
        HttpResponse httpResponse = httpClient.execute(httpGet);  
  
        StatusLine statusLine = httpResponse.getStatusLine();  
        if (statusLine.getStatusCode() == 200) {  
  
            File xml = new File("d:/sitemap/123.mp4");  
            FileOutputStream outputStream = new FileOutputStream(xml);  
              
            InputStream inputStream = httpResponse.getEntity().getContent();  
              
            byte buff[] = new byte[4096];  
            int counts = 0;  
            while ((counts = inputStream.read(buff)) != -1) {  
                System.out.println(".......");  
                outputStream.write(buff, 0, counts);  
                  
            }  
            outputStream.flush();  
            outputStream.close();  
  
              
              
        }  
  
        httpClient.getConnectionManager().shutdown();  
        System.out.println("success: ");  
  
    }  
} 

 

polyv 是一个没有广告 的视频云服务提供商, 近期有些客户需要用到一些功能就是个人能下载视频文件。提供一个sdk给他们。 在网上找了个例子，调试了一下，发现比URLConnection更靠谱。下载几百M的文件都稳定。

 

参考了

http://blog.csdn.net/liuxuejin/article/details/11929671