java根据网络地址保存图片的方法

本文实例为大家分享了java根据网络地址保存图片的具体代码，供大家参考，具体内容如下

import java.io.bufferedinputstream;
import java.io.file;
import java.io.fileoutputstream;
import java.io.ioexception;
import java.net.httpurlconnection;
import java.net.url;
import java.util.random;
 
import sun.misc.base64decoder;
 
/**
 * 常用工具类
 * @author 胡汉三
 *
 * 2014-11-21 上午10:16:10
 */
public class tools {
 
 
 public static void main(string[] args) throws exception {
 string str = "http://api.map.baidu.com/staticimage?center=106.720568,26.585137&width=697&height=550&markers=106.729443,26.593795&markerstyles=-1,http://api.map.baidu.com/images/marker_red.png,-1,23,25&zoom=15&labels=106.730143,26.594695&labelstyles=师大某小区包子铺,1,14,0xffffff,0xec624d,1";
 tools dw=new tools();  
 dw.savetofile(str,"e:\\"+anguofileutils.getrandomfilename()+".png"); 
 }
 
 /**
 * 根据网络地址保存图片
 * @param desturl 网络地址
 * @param filepath 图片存储路径
 */
 public void savetofile(string desturl,string filepath) { 
 fileoutputstream fos = null; 
 bufferedinputstream bis = null; 
 httpurlconnection httpurl = null; 
 url url = null; 
 int buffer_size = 1024; 
 byte[] buf = new byte[buffer_size]; 
 int size = 0; 
 try { 
  url = new url(desturl); 
  httpurl = (httpurlconnection) url.openconnection(); 
  httpurl.connect(); 
  bis = new bufferedinputstream(httpurl.getinputstream()); 
  fos = new fileoutputstream(filepath); 
  while ((size = bis.read(buf)) != -1) {  
  fos.write(buf, 0, size); 
  } 
  fos.flush(); 
 } catch (ioexception e) { 
 } catch (classcastexception e) { 
 } finally { 
  try { 
  fos.close(); 
  bis.close(); 
  httpurl.disconnect(); 
  } catch (ioexception e) { 
  } catch (nullpointerexception e) { 
  } 
 } 
 } 
 
}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。