我正在尝试上传包含一些数据的图像,例如我想以键值格式发送数据:

(关键是图片)-{“图片”,图片}
(密钥是用户名)-{“用户名”,“ abc@abc.com”}

但是在这里用于上传图像服务器端编码的是“多部分”,谁能建议我如何使用此键值json格式以多部分格式发送图像?

这是我的应用程序:

String lineEnd = "\r\n";
String twoHyphens = "--";
String boundary = "xxxxxxxx";
String EndBoundary = "";

String str = twoHyphens + boundary + lineEnd;
String str2 = "Content-Disposition: form-data; name=\"username\"";
String str3 = "abc@abc.com";
String str4 = "Content-Disposition: form-data; name=\"imgName\"";
String str5 = "Content-Type: image/jpeg";
String str6 = twoHyphens + boundary + twoHyphens;

StrTotal = str + str2 + "\r\n" + str3 + "\r\n" + str
            + str4 + "\r\n" + str5 + "\r\n"+"\r\n"+ encodedImage + "\r\n" + str6;


这是多部分的边码,现在我想将其从json格式发送到服务器。

List<NameValuePair> param = new ArrayList<NameValuePair>();
param.add(new BasicNameValuePair("username", "abc@abc.com"));
param.add(new BasicNameValuePair("image", ???));


并将此参数值传递给服务器,但是如何以此发送多部分数据呢?

最佳答案

你可以做这样的事情

    public void uploadUserPhoto(File image) {

    try {

        HttpPost httppost = new HttpPost("some url");

        MultipartEntity multipartEntity = new MultipartEntity(HttpMultipartMode.BROWSER_COMPATIBLE);
        multipartEntity.addPart("Title", new StringBody("Title"));
        multipartEntity.addPart("Nick", new StringBody("Nick"));
        multipartEntity.addPart("Email", new StringBody("Email"));
        multipartEntity.addPart("Description", new StringBody(Settings.SHARE.TEXT));
        multipartEntity.addPart("Image", new FileBody(image));
        httppost.setEntity(multipartEntity);

        mHttpClient.execute(httppost, new PhotoUploadResponseHandler());

    } catch (Exception e) {
        Log.e(ServerCommunication.class.getName(), e.getLocalizedMessage(), e);
    }
}

07-24 09:49
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