/** * 获取 文件 流 * @param url * @return * @throws IOException */ private byte[] getFile(String url) throws IOException{ URL urlConet = new URL(url); HttpURLConnection con = (HttpURLConnection)urlConet.openConnection(); con.setRequestMethod("GET"); con.setConnectTimeout(4 * 1000); InputStream inStream = con .getInputStream(); //通过输入流获取图片数据 ByteArrayOutputStream outStream = new ByteArrayOutputStream(); byte[] buffer = new byte[2048]; int len = 0; while( (len=inStream.read(buffer)) != -1 ){ outStream.write(buffer, 0, len); } inStream.close(); byte[] data = outStream.toByteArray(); return data; }
通过http URL 获取图片流 转为字节数组
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转载自www.cnblogs.com/lemon-flm/p/9115598.html
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