下载网络图片
publicStringwriteFile(String strUrl, String fileName) { String path="d:/webimg";URL url = null;try {url = new URL(strUrl);} catch (MalformedURLException e2) {e2.printStackTrace();}InputStream is = null;try {is = url.openStream();} catch (IOException e1) {path=null;e1.printStackTrace();}OutputStream os = null;File f = new File(path);f.mkdirs();try {path=path+"/" + fileName;os = new FileOutputStream(path);int bytesRead = 0;byte[] buffer = new byte;while ((bytesRead = is.read(buffer, 0, 8192)) != -1) {os.write(buffer, 0, bytesRead);}} catch (FileNotFoundException e) {e.printStackTrace();path=null;} catch (IOException e) {e.printStackTrace();path=null;}return path;}
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