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我的应用程序多年来一直使用相同的代码,它向我的 JSON Web 服务站点发送电子邮件地址和密码,然后检索给定的信息。我现在正在尝试发送一些额外的信息以进行更新,但是当我添加两个额外的值时,应用程序崩溃了。

private void doTfr() {
  String result = "";
  String mailAddr = " ";
  String feedback = " ";
  String lectName = MyLecturesActivity.LectName;
  String url = "http://jobtracker.myweb.com/jsonWeb/Default.aspx";

  mailAddr = "s.chase@testweb.com";     
  EditText fBack = (EditText) findViewById(R.id.myfeedback_feedback2);
  feedback = fBack.getText().toString();
  lectName = "Test Android";

  url = url + "?maddr=" + mailAddr + "&pwd=FB&lect=" + "\"lectName\"&fb=\"" + feedback + "\""; 

  //url = url + "?maddr=" + mailAddr + &pwd=BI"; Using this url works!                    
  try {

    HttpClient httpclient = new DefaultHttpClient();

        HttpGet httpget = new HttpGet(url);   ****Crashes here

        HttpResponse response;

        response = httpclient.execute(httpget);
        HttpEntity entity = response.getEntity();

        if (entity != null) {

          InputStream instream = entity.getContent();
          result = convertStreamToString(instream);
          result = result.replaceAll(""", "\"");

          JSONObject json=new JSONObject(result);
          JSONArray nameArray=json.names();
          JSONArray valArray=json.toJSONArray(nameArray);
        endif
          nstream.close();
        }


    } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
    } catch (IOException e) {
           // TODO Auto-generated catch block
            e.printStackTrace();
    } catch (JSONException e) {
        }
      }
}

当我使用注释掉的网址时,它可以工作。有人可以告诉我为什么添加两个新值会导致它崩溃,可能是字符串的大小吗?

4

1 回答 1

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您需要对该 URL 进行编码以处理引号。

String encodedUrl = URLEncoder.encode(url, "UTF-8");
于 2012-12-09T13:05:47.210 回答