errors
05-14 07:55:04.787 16586-16625/com.example.potss.sweethomebakeshopmobile E/Buffer Error﹕ Error converting result java.lang.NullPointerException: lock == null
05-14 07:55:04.787 16586-16625/com.example.potss.sweethomebakeshopmobile E/JSON Parser﹕ Error parsing data org.json.JSONException: End of input at character 0 of
05-14 07:55:04.798 16586-16625/com.example.potss.sweethomebakeshopmobile W/dalvikvm﹕ threadid=12: thread exiting with uncaught exception (group=0x4187dda0)
05-14 07:55:04.798 16586-16625/com.example.potss.sweethomebakeshopmobile E/AndroidRuntime﹕ FATAL EXCEPTION: AsyncTask #1
Process: com.example.potss.sweethomebakeshopmobile, PID: 16586
java.lang.RuntimeException: An error occured while executing doInBackground()
at android.os.AsyncTask$3.done(AsyncTask.java:300)
at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:355)
at java.util.concurrent.FutureTask.setException(FutureTask.java:222)
at java.util.concurrent.FutureTask.run(FutureTask.java:242)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
at java.lang.Thread.run(Thread.java:841)
Caused by: java.lang.NullPointerException
at com.example.potss.sweethomebakeshopmobile.sweetlogin$SubmitLogin.doInBackground(sweetlogin.java:86)
at com.example.potss.sweethomebakeshopmobile.sweetlogin$SubmitLogin.doInBackground(sweetlogin.java:67)
at android.os.AsyncTask$2.call(AsyncTask.java:288)
at java.util.concurrent.FutureTask.run(FutureTask.java:237)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
at java.lang.Thread.run(Thread.java:841)
05-14 07:55:05.158 16586-16586/com.example.potss.sweethomebakeshopmobile W/IInputConnectionWrapper﹕ showStatusIcon on inactive InputConnection
05-14 07:55:05.308 16586-16586/com.example.potss.sweethomebakeshopmobile E/WindowManager﹕ android.view.WindowLeaked: Activity com.example.potss.sweethomebakeshopmobile.sweetlogin has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView{42b20a98 V.E..... R......D 0,0-1026,288} that was originally added here
at android.view.ViewRootImpl.<init>(ViewRootImpl.java:457)
at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:267)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69)
at android.app.Dialog.show(Dialog.java:288)
at com.example.potss.sweethomebakeshopmobile.sweetlogin$SubmitLogin.onPreExecute(sweetlogin.java:76)
at android.os.AsyncTask.executeOnExecutor(AsyncTask.java:587)
at android.os.AsyncTask.execute(AsyncTask.java:535)
at com.example.potss.sweethomebakeshopmobile.sweetlogin.login(sweetlogin.java:64)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at android.view.View$1.onClick(View.java:3964)
at android.view.View.performClick(View.java:4633)
at android.view.View$PerformClick.run(View.java:19330)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5356)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)
at dalvik.system.NativeStart.main(Native Method)
05-14 07:55:08.431 16586-16625/com.example.potss.sweethomebakeshopmobile I/Process﹕ Sending signal. PID: 16586 SIG: 9
sweetlogin.java
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.View;
import android.widget.EditText;
import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList;
import java.util.List;
public class sweetlogin extends ActionBarActivity {
/*Button login;
Button register;
Toolbar toolbar;
AlertDialog.Builder alert;
EditText userTextField, passTextField;
ProgressDialog pDialog;
JSONParser jsonParser = new JSONParser();
private static final String LOGIN_URL = "http://shbs-onli.com/aa/login.php";*/
private ProgressDialog pDialog;
JSONParser jsonParser = new JSONParser();
private static String url_check_login = "http://shbs-onli.com/aa/login";
private static final String TAG_SUCCESS = "success";
Context context = this;
EditText uname, pword;
Boolean nega = false;
Toolbar toolbar;
AlertDialog.Builder alert;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setTitle("Home");
setContentView(R.layout.activity_sweetlogin);
toolbar = (Toolbar) findViewById(R.id.app_bar2);
setSupportActionBar(toolbar);
alert = new AlertDialog.Builder(this);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
uname = (EditText) findViewById(R.id.editText);
pword = (EditText) findViewById(R.id.editText2);
}
public void login(View v){
new SubmitLogin().execute();
}
class SubmitLogin extends AsyncTask<string,> {
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(sweetlogin.this);
pDialog.setMessage("Logging In ...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(true);
pDialog.show();
}
protected String doInBackground(String... args) {
List<namevaluepair> params = new ArrayList<namevaluepair>();
params.add(new BasicNameValuePair("User",uname.getText().toString()));
params.add(new BasicNameValuePair("Password",pword.getText().toString()));
JSONObject json = jsonParser.makeHttpRequest(url_check_login,"POST", params);
Log.d("Create Response", json.toString());
try {
int success = json.getInt(TAG_SUCCESS);
if (success == 1) {
nega = false;
Intent gotoLogs = new Intent(context, sweethome.class);
startActivity(gotoLogs);
finish();
} else {
nega = true;
}
} catch (JSONException e) {
e.printStackTrace();
}
return null;
}
protected void onPostExecute(String file_url) {
pDialog.dismiss();
if(nega){
new AlertDialog.Builder(context)
.setTitle("Login Failed")
.setMessage("Wrong Username or Password")
.setNegativeButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
}
})
.setIcon(android.R.drawable.ic_dialog_alert)
.show();
}
}
}
public void gotoSignIn(View v){
Intent gotoRegister = new Intent(this, register.class);
startActivity(gotoRegister);
}
}
Submit an article or tip