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) {
 }
}
}

}

来源：https://blog.csdn.net/hzw2312/article/details/41785867