Java读取网络照片的方法
importjava.io.BufferedInputStream; importjava.io.BufferedOutputStream; importjava.io.FileOutputStream; importjava.HttpURLConnection; importjava.URL; importjava.URLConnection; /*.*读取网络照片，保管到本地 **/ publicclassGetUrlImg{ publicstaticvoidgetUrlImg(StringURLName,Stringtarget)throwsException{//URLName照片地址 //target本地地址 intHttpResult=0;//效劳器返回的状态 URLurl=newURL(URLName);//创建URL URLConnectionurlconn=url.openConnection();//试图连接并取得返回状态码urlconn.connect(); HttpURLConnectionhttpconn=(HttpURLConnection)urlconn; HttpResult=httpconn.getResponseCode(); System.out.println(HttpResult); if(HttpResult!=HttpURLConnection.HTTP_OK)//不等于HTTP_OK阐明连接不成功System.out.print("fail"); else{ intfilesize=urlconn.getContentLength();//取数据长度System.out.println(filesize); BufferedInputStreambis=newBufferedInputStream(urlconn.getInputStream()); BufferedOutputStreambos=newBufferedOutputStream(newFileOutputStream(target)); byte[]buffer=newbyte;//创建寄存输入流的缓冲 intnum=-1;//读入的字节数 while(true){ num=bis.read(buffer);//读入到缓冲区 if(num==-1){ bos.1flush(); break;//曾经读完 } bos.flush(); bos.write(buffer,0,num); } bos.close(); bis.close(); } } publicstaticvoidmain(String[]args)throwsException{ GetUrlImg.getUrlImg
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