Я пытаюсь отправить данные на сервер sql.Код работает нормально на локальном хосте, но этот код падает на живом сервере.И выдадим ошибку, Вот трассировка стека
09-21 15: 19: 50.419: E / JSON Parser (1712): Ошибка синтаксического анализа данных org.json.JSONException: Конец ввода в символ 0от 09-21 15: 19: 50.609: W / dalvikvm (1712): threadid = 11: поток завершается с неперехваченным исключением (группа = 0x40a122a0) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): ФАТАЛЬНОЕ ИСКЛЮЧЕНИЕ:AsyncTask # 1 09-21 15: 19: 50.880: E / AndroidRuntime (1712): java.lang.RuntimeException: произошла ошибка при выполнении doInBackground () 09-21 15: 19: 50.880: E / AndroidRuntime (1712): вandroid.os.AsyncTask $ 3.done (AsyncTask.java:299) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): на java.util.concurrent.FutureTask $ Sync.innerSetException (FutureTask.java:273)09-21 15: 19: 50.880: E / AndroidRuntime (1712): в java.util.concurrent.FutureTask.setException (FutureTask.java:124) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): вjava.util.concurrent.FutureTask $ Sync.innerRun (FutureTask.java:307) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): на java.util.concurrent.FutureTask.run (FutureTask.java:137) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1076) 09-21 15:19:50.880: E / AndroidRuntime (1712): на java.util.concurrent.ThreadPoolExecutor $ Worker.run (ThreadPoolExecutor.java:569) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): на java.lang.Thread.run (Thread.java:856) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): вызвано: java.lang.NullPointerException 09-21 15: 19: 50.880: E / AndroidRuntime (1712): вcom.example.androidhive.NewProductActivity $ CreateNewProduct.doInBackground (NewProductActivity.java:100) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): в com.example.androidhive.NewProductActivity $ CreateNewProduct.doInBackground (NewProductAj: 1) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): на android.os.AsyncTask $ 2.call (AsyncTask.java:287) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): at java.util.concurrent.FutureTask $ Sync.innerRun (FutureTask.java:305) 09-21 15: 19: 50.880: E / AndroidRuntime (1712): ... еще 4 09-21 15: 19: 52.819: I / Process (1712): отправка сигнала.PID: 1712 SIG: 9
, когда я изменил URL-адрес на http://148.66.138.164/create_product.php, тогда он выдаст эту ошибку
Error parsing data org.json.JSONException: Value <html> of type java.lang.String cannot be converted to JSONObject
public class NewProductActivity extends Activity {
// Progress Dialog
private ProgressDialog pDialog;
JSONParser jsonParser = new JSONParser();
// url to create new product
private static String url_create_product = "http://maxsportslive.com/create_product.php";
// JSON Node names 148.66.138.164
private static final String TAG_SUCCESS = "success";
@Override
public void onCreate(Bundle savedInstanceState) {
// button click event
public void onClick(View view) {
// creating new product in background thread
new CreateNewProduct().execute();
}
});
}
/**
* Background Async Task to Create new product
* */
class CreateNewProduct extends AsyncTask<String, String, String> {
/**
* Before starting background thread Show Progress Dialog
* */
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(NewProductActivity.this);
pDialog.setMessage("Creating Product..");
pDialog.setIndeterminate(false);
pDialog.setCancelable(true);
pDialog.show();
}
/**
* Creating product
* */
protected String doInBackground(String... args) {
String name = inputName.getText().toString();
String price = inputPrice.getText().toString();
String description = inputDesc.getText().toString();
// Building Parameters
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair("name", name));
params.add(new BasicNameValuePair("price", price));
params.add(new BasicNameValuePair("description", description));
// getting JSON Object
// Note that create product url accepts POST method
JSONObject json = jsonParser.makeHttpRequest(url_create_product,
"POST", params);
// check log cat fro response
Log.d("Create Response", json.toString());
// check for success tag
try {
int success = json.getInt(TAG_SUCCESS);
if (success == 1) {
// successfully created product
/*
Intent i = new Intent(getApplicationContext(), AllProductsActivity.class);
startActivity(i);*/
// closing this screen9
//finish();
Intent intent = getIntent();
finish();
startActivity(intent);
} else {
// failed to create product
}
} catch (JSONException e) {
e.printStackTrace();
}
return null;
}
/**
* After completing background task Dismiss the progress dialog
* **/
protected void onPostExecute(String file_url) {
// dismiss the dialog once done
Toast.makeText(getApplicationContext(),"Hello Javatpoint",Toast.LENGTH_SHORT).show();
pDialog.dismiss();
}
}
public class JSONParser {
static InputStream is = null;
static JSONObject jObj = null;
static String json = "";
// constructor
public JSONParser() {
}
// function get json from url
// by making HTTP POST or GET mehtod
public JSONObject makeHttpRequest(String url, String method,
List<NameValuePair> params) {
// Making HTTP request
try {
// check for request method
if(method == "POST"){
// request method is POST
// defaultHttpClient
DefaultHttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(url);
httpPost.setEntity(new UrlEncodedFormEntity(params));
HttpResponse httpResponse = httpClient.execute(httpPost);
HttpEntity httpEntity = httpResponse.getEntity();
is = httpEntity.getContent();
}else if(method == "GET"){
// request method is GET
DefaultHttpClient httpClient = new DefaultHttpClient();
String paramString = URLEncodedUtils.format(params, "utf-8");
url += "?" + paramString;
HttpGet httpGet = new HttpGet(url);
HttpResponse httpResponse = httpClient.execute(httpGet);
HttpEntity httpEntity = httpResponse.getEntity();
is = httpEntity.getContent();
}
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(
is, "iso-8859-1"), 8);
StringBuilder sb = new StringBuilder();
String line = null;
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
is.close();
json = sb.toString();
} catch (Exception e) {
Log.e("Buffer Error", "Error converting result " + e.toString());
}
// try parse the string to a JSON object
try {
jObj = new JSONObject(json);
} catch (JSONException e) {
Log.e("JSON Parser", "Error parsing data " + e.toString());
}
// return JSON String
return jObj;
}
}
Create_Product.php
<?php
// array for JSON response
$response = array();
// check for required fields
if (isset($_POST['name']) && isset($_POST['price']) && isset($_POST['description'])) {
$name = $_POST['name'];
$price = $_POST['price'];
$description = $_POST['description'];
// include db connect class
require_once __DIR__ . '/db_connect.php';
// connecting to db
$db = new DB_CONNECT();
// mysql inserting a new row
$result = mysql_query("INSERT INTO products(name, price, description) VALUES('$name', '$price', '$description')");
// check if row inserted or not
if ($result) {
// successfully inserted into database
$response["success"] = 1;
$response["message"] = "Product successfully created.";
// echoing JSON response
echo json_encode($response);
} else {
// failed to insert row
$response["success"] = 0;
$response["message"] = "Oops! An error occurred.";
// echoing JSON response
echo json_encode($response);
}
} else {
// required field is missing
$response["success"] = 0;
$response["message"] = "Required field(s) is missing";
// echoing JSON response
echo json_encode($response);
}
?>
DB_config.php
<?php
/*
* All database connection variables
*/
define('DB_USER', "xxxxxxxxx"); // db user
define('DB_PASSWORD', "xxxxxxxx"); // db password (mention your db password here)
define('DB_DATABASE', "androidhive"); // database name
define('DB_SERVER', "148.66.138.164"); // db server
?>
DB_connect.php
<?php
class DB_CONNECT {
// constructor
function __construct() {
// connecting to database
$this->connect();
}
// destructor
function __destruct() {
// closing db connection
$this->close();
}
/**
* Function to connect with database
*/
function connect() {
// import database connection variables
require_once __DIR__ . '/db_config.php';
// Connecting to mysql database
$con = mysql_connect(DB_SERVER, DB_USER, DB_PASSWORD) or die(mysql_error());
// Selecing database
$db = mysql_select_db(DB_DATABASE) or die(mysql_error()) or die(mysql_error());
// returing connection cursor
return $con;
}
/**
* Function to close db connection
*/
function close() {
// closing db connection
mysql_close();
}
}
?>