HttpURLConnection类，如何通过邮递方式寄往参数？

本文介绍了HttpURLConnection类，如何通过邮递方式寄往参数？的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述 String pathToOurFile = "/sdcard/DCIM/Camera/foto.jpg"; String urlServer = "server/upload.php"; String lineEnd = "\r\n"; String twoHyphens = "--"; String boundary = "*****"; . . . URL url = new URL(urlServer); connection = (HttpURLConnection) url.openConnection(); // Allow Inputs & Outputs connection.setDoInput(true); connection.setDoOutput(true); connection.setUseCaches(false); // Enable POST method connection.setRequestMethod("POST"); connection.setRequestProperty("Connection", "Keep-Alive"); connection.setRequestProperty("Content-Type", "multipart/form-data;boundary="+boundary); outputStream = new DataOutputStream( connection.getOutputStream() ); outputStream.writeBytes(twoHyphens + boundary + lineEnd); outputStream.writeBytes("Content-Disposition: form-data; name=\"uploadedfile\";filename=\"" + pathToOurFile +"\"" + lineEnd); outputStream.writeBytes(lineEnd);

与code以上，我上传图像到服务器上，而不是如何通过邮寄传递参数字符串类型

with the code above, i upload a image to server, but not how to pass parameters string type via post

有谁知道？

推荐答案

我发现这个博客有用写一些多部分的表单数据code： blog.rafaelsanches/2011/01/29/upload-using-multipart-post-using-httpclient-in-android/

I found this blog useful for writing some multipart form data code: blog.rafaelsanches/2011/01/29/upload-using-multipart-post-using-httpclient-in-android/

不要忘记更改边界变量来匹配您在的HttpURLConnection 你是指定哪些使用以多部分形式发送到服务器。

Don't forget to change the boundary variable to match what you specify in the HttpURLConnection that you're using to send the multipart form to the server.