HttpURLConnection.getInputStream获取长度为-1

HttpURLConnection conn = (HttpURLConnection)url.openConnection(); conn.connect(); int length = conn.getContentLength(); InputStream is = conn.getInp...

获取文件大小getContentLength()的时候,返回结果是-1...果然2.2版本以上HttpURLConnection跟服务交互采用了"...how many bytes can be read from getInputStream(...

原 下载网络文件HttpURLConnection.getContentLength()大小为 -... 收藏 舟...经过debug,发现是由于,conn.getContentLength() 时获取到的值为 -1,导致计算进度...

请求后在 HttpURLConnection 的 InputStream 或 ...= -1) { // 根据读取的长度写入到os对象中 os...获取请求的参数值 String userName = request.get...

最常用的Http请求无非是get和post,get请求可以获取...GET_URL = "http://localhost:8080/welcome1"; ...http请求实际上直到HttpURLConnection.getInputStream()...

InputStreamReader bis = new InputStreamReader(httpURLConnection.getInputStream(),"utf-8"); int c = 0; while((c = bis.read()) != -1){ result=...

的就是inputStream.available()来获取文件的总大小,... * @since Android 1.0 */ ...()与HttpURLConnection.getContentLength()方法获取...

——httpurlconnection getcontentlength返回值为-1...经断点调试发现,当获取下载文件大小getContentLength(...how many bytes can be read from getInputStream(...

1、这是使用HttpClient 的 try { HttpGet httpRequest...while ((len = urlConnection.getInputStream().read...2.get请求的长度限制,换post, 对我有用[1] ...

正文 字体大小:大 中 小 HttpURLConnection 的post...POST_URL = "http://localhost:8080/welcome1"; ...connection.getInputStream())); System.out.println...