如何利用java读取网络照片
Java语言作为静态面向对象编程语言的代表，极好地实现了面向对象理论，允许程序员以优雅的思维方式进行复杂的编程。以下是小编为大家搜索整理的如何利用java读取网络照片，希望能给大家带来帮助!更多精彩内容请及时关注我们应届毕业生考试网!
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
/*. *读取网络照片，保存到本地
* */
public class GetUrlImg {
public static void getUrlImg(String URLName,String target) throws Exception {/pic/p>
/pic/p>
int HttpResult = 0; /pic/p>
URL url = new URL(URLName); /pic/p>
URLConnection urlconn = url.openConnection(); /pic/p>
HttpURLConnection httpconn = (HttpURLConnection) urlconn;
HttpResult = httpconn.getResponseCode();
System.out.println(HttpResult);
if (HttpResult != HttpURLConnection.HTTP_OK) /pic/p>
else {
int filesize = urlconn.getContentLength(); /pic/p>
BufferedInputStream bis=new BufferedInputStream(urlconn.getInputStream());
BufferedOutputStream bos=new BufferedOutputStream(new FileOutputStream(target));
byte[] buffer = new byte[1024]; /pic/p>
int num = -1; /pic/p>
while (true) {
num = bis.read(buffer); /pic/p>
if (num ==-1){
bos.flush();
break; /pic/p>
}
bos.flush();
bos.write(buffer,0,num);
}
bos.close();
bis.close();
}
}
public static void main(String[] args) throws Exception{
GetUrlImg.getUrlImg("java中equals和==的区别
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