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我想发送一些数据到Web服务使用网络.svc网络服务。我使用HttpPost和BasicNameValuePair发送一些数据到Web服务，但我得到错误的响应字符串。谢谢！如何将请求数据发布到Android中的Web服务？
这里是日志信息
Editable Post﹕ = <?xml version="1.0" encoding="utf-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>Request Error</title> <style>BODY { color: #000000; background-color: white; font-family: Verdana; margin-left: 0px; margin-top: 0px; } #content { margin-left: 30px; font-size: .70em; padding-bottom: 2em; } A:link { color: #336699; font-weight: bold; text-decoration: underline; } A:visited { color: #6699cc; font-weight: bold; text-decoration: underline; } A:active { color: #336699; font-weight: bold; text-decoration: underline; } .heading1 { background-color: #003366; border-bottom: #336699 6px solid; color: #ffffff; font-family: Tahoma; font-size: 26px; font-weight: normal;margin: 0em 0em 10px -20px; padding-bottom: 8px; padding-left: 30px;padding-top: 16px;} pre { font-size:small; background-color: #e5e5cc; padding: 5px; font-family: Courier New; margin-top: 0px; border: 1px #f0f0e0 solid; white-space: pre-wrap; white-space: -pre-wrap; word-wrap: break-word; } table { border-collapse: collapse; border-spacing: 0px; font-family: Verdana;} table th { border-right: 2px white solid; border-bottom: 2px white solid; font-weight: bold; background-color: #cecf9c;} table td { border-right: 2px white solid; border-bottom: 2px white solid; background-color: #e5e5cc;}</style> </head> <body> <div id="content"> <p class="heading1">Request Error</p> <p xmlns="">The server encountered an error processing the request. Please see the <a rel="help-page" href="http://103.24.4.60/classnk1/MobileService.svc/help">service help page</a> for constructing valid requests to the service.</p> </div> </body></html>
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk D/@@@@ Http Post :﹕ Response [email protected]
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ org.json.JSONException: Value <?xml of type java.lang.String cannot be converted to JSONObject
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at org.json.JSON.typeMismatch(JSON.java:111)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at org.json.JSONObject.<init>(JSONObject.java:160)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at org.json.JSONObject.<init>(JSONObject.java:173)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at com.example.tazeen.classnkk.Edit_Post$9.doInBackground(Edit_Post.java:972)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at com.example.tazeen.classnkk.Edit_Post$9.doInBackground(Edit_Post.java:911)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at android.os.AsyncTask$2.call(AsyncTask.java:292)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at java.util.concurrent.FutureTask.run(FutureTask.java:237)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
01-21 16:18:49.132 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
01-21 16:18:49.133 16744-17063/com.example.tazeen.classnkk W/System.err﹕ at java.lang.Thread.run(Thread.java:818)
下面是编写的Web服务代码。
public void ActivityUpload(final String strCurrentDateTime, final String strTitle, final String replaceDescChar, final String editedHashTag)
{
new AsyncTask<String, Void, String>()
{
@Override
protected String doInBackground(String... arg0)
{
HttpClient httpClient1 = new DefaultHttpClient();
String strupdate_Upload = namespace + "/Upd_Post_Activity";
HttpPost httpPost = new HttpPost(strupdate_Upload);
List<NameValuePair> nameValuePair = new ArrayList<NameValuePair>(11);
nameValuePair.add(new BasicNameValuePair("ActionDate", strCurrentDateTime));
nameValuePair.add(new BasicNameValuePair("ActivityId", strActivityId));
nameValuePair.add(new BasicNameValuePair("UserId", str_UserId));
nameValuePair.add(new BasicNameValuePair("ObjectId", strVessId));
nameValuePair.add(new BasicNameValuePair("Name", strTitle));
nameValuePair.add(new BasicNameValuePair("Remark", replaceDescChar));
nameValuePair.add(new BasicNameValuePair("Status", "PENDING"));
nameValuePair.add(new BasicNameValuePair("Type", strType));
nameValuePair.add(new BasicNameValuePair("starflag", "0"));
nameValuePair.add(new BasicNameValuePair("HashTag", editedHashTag));
nameValuePair.add(new BasicNameValuePair("Authentication_Token", str_Authentication_Token));
//Encoding POST data
try
{
httpPost.setEntity(new UrlEncodedFormEntity(nameValuePair));
} catch (UnsupportedEncodingException e)
{
// log exception
e.printStackTrace();
}
//making POST request.
try
{
HttpResponse response = httpClient1.execute(httpPost);
InputStream inputStream = response .getEntity().getContent();
if (inputStream != null)
strEditableResult = Constant.convertInputStreamToString(inputStream);
else
strEditableResult = "Did not work!";
Log.e("Editable Post", " = " + strEditableResult);
// write response to log
Log.d(" @@@@ Http Post :", " Response " + response.toString());
} catch (ClientProtocolException e)
{
// Log exception
e.printStackTrace();
} catch (IOException e) {
// Log exception
e.printStackTrace();
}
if (strEditableResult != null)
{
try
{
JSONObject jsonObj = new JSONObject(strEditableResult);
String jsonResult = jsonObj.toString().trim();
Log.e("jsonResult ", " = " + jsonResult);
catch (JSONException je)
{
je.printStackTrace();
}
}
return result;
}
}.execute();
}