-1
Çevrimiçi veritabanları ile çalışan bir uygulama yapmaya çalışıyorum, tüm php'lerin iyi çalıştığını kontrol ettim, böylece sunucu tarafında hiçbir hata yok, fakat her ne kadar benim etkinlik bölümüm uygulama çökmelerini başlatıyorsa ve tekrar bir önceki sayfaya gider. Ayrıca buradabenim uygulama çöküyor
package hp.bunk.com.bunk;
import android.content.Intent;
import android.content.SharedPreferences;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
import com.android.volley.AuthFailureError;
import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.HashMap;
import java.util.Map;
public class displaybunk extends AppCompatActivity implements View.OnClickListener {
String y, n, m, t;
Button b1, b2, b3;
String url = "URL OF PHP";
TextView y1 = (TextView) findViewById(R.id.yes);
TextView m1 = (TextView) findViewById(R.id.majority);
TextView n1 = (TextView) findViewById(R.id.no);
TextView t1 = (TextView) findViewById(R.id.details);
Bundle extras = getIntent().getExtras();
String id;
Boolean vie;
String url1= "URL OF PHP";
String url2 = "URL OF PHP";
String url3 = "URL OF PHP";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_displaybunk);
b1 = (Button) findViewById(R.id.button6);
b2 = (Button) findViewById(R.id.button7);
b3 = (Button) findViewById(R.id.button8);
b1.setOnClickListener(this);
b2.setOnClickListener(this);
b3.setOnClickListener(this);
if (extras != null) {
id = extras.getString("new_variable_name");
}
RelativeLayout re = (RelativeLayout) findViewById(R.id.relative);
SharedPreferences sha1 = getSharedPreferences("bunks.com.android",MODE_PRIVATE);
vie = sha1.getBoolean(id,false);
if (vie == true){
re.setVisibility(View.GONE);
Toast.makeText(getApplicationContext(),"you have already voted ",Toast.LENGTH_LONG).show();
}
StringRequest request = new StringRequest(Request.Method.POST, url, new Response.Listener<String>() {
@Override
public void onResponse(String response) {
try {
JSONObject object = new JSONObject(response);
y = object.getString("yes");
m = object.getString("depend");
n = object.getString("no");
t = object.getString("yes");
t1.setText(t);
n1.setText(n);
m1.setText(m);
y1.setText(y);
} catch (JSONException e) {
e.printStackTrace();
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
}) {
@Override
protected Map<String, String> getParams() throws AuthFailureError {
return super.getParams();
}
};
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.button6:
Intent intent = getIntent();
SharedPreferences sha = getSharedPreferences("bunks.com.android", MODE_PRIVATE);
SharedPreferences.Editor edit = sha.edit();
edit.putBoolean(id, true);
edit.commit();
RequestQueue requestqueue = new Volley().newRequestQueue(getApplicationContext());
StringRequest request = new StringRequest(Request.Method.POST, url1, new Response.Listener<String>() {
@Override
public void onResponse(String response) {
try {
JSONObject jsonObject = new JSONObject(response);
if (jsonObject.names().get(0).equals("Sucess")) {
Toast.makeText(getApplicationContext(),"Your Vote has been Counted",Toast.LENGTH_LONG);
}
} catch (JSONException e) {
e.printStackTrace();
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
}) {
@Override
protected Map<String, String> getParams() throws AuthFailureError {
HashMap<String, String> re = new HashMap<String, String>();
re.put("id", id);
return re;
}
};
requestqueue.add(request);
finish();
startActivity(intent);
break;
case R.id.button7:
Intent intent1 = getIntent();
SharedPreferences sha1 = getSharedPreferences("bunks.com.android", MODE_PRIVATE);
SharedPreferences.Editor edit1 = sha1.edit();
edit1.putBoolean(id, true);
edit1.commit();
RequestQueue requestqueue1 = new Volley().newRequestQueue(getApplicationContext());
StringRequest request1 = new StringRequest(Request.Method.POST, url2, new Response.Listener<String>() {
@Override
public void onResponse(String response) {
try {
JSONObject jsonObject = new JSONObject(response);
if (jsonObject.names().get(0).equals("Sucess")) {
Toast.makeText(getApplicationContext(), "Your Vote has been Counted", Toast.LENGTH_LONG);
}
} catch (JSONException e) {
e.printStackTrace();
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
}) {
@Override
protected Map<String, String> getParams() throws AuthFailureError {
HashMap<String, String> re = new HashMap<String, String>();
re.put("id", id);
return re;
}
};
requestqueue1.add(request1);
finish();
startActivity(intent1);
break;
case R.id.button8:
Intent intent2 = getIntent();
SharedPreferences sha2 = getSharedPreferences("bunks.com.android",MODE_PRIVATE);
SharedPreferences.Editor edit2 = sha2.edit();
edit2.putBoolean(id,true);
edit2.commit();
RequestQueue requestqueue2 = new Volley().newRequestQueue(getApplicationContext());
StringRequest request2 = new StringRequest(Request.Method.POST, url3, new Response.Listener<String>() {
@Override
public void onResponse(String response) {
try {
JSONObject jsonObject = new JSONObject(response);
if (jsonObject.names().get(0).equals("Sucess")) {
Toast.makeText(getApplicationContext(), "Your Vote has been Counted", Toast.LENGTH_LONG);
}
} catch (JSONException e) {
e.printStackTrace();
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
}) {
@Override
protected Map<String, String> getParams() throws AuthFailureError {
HashMap<String, String> re = new HashMap<String, String>();
re.put("id", id);
return re;
}
};
requestqueue2.add(request2);
finish();
startActivity(intent2);
break;
}
}
}
ve benim günlük dosyasıdır:
04-07 01:23:01.329 11852-11852/hp.bunk.com.bunk D/OpenGLRenderer: Enabling debug mode 0
04-07 01:23:03.229 11852-11852/hp.bunk.com.bunk E/ViewRootImpl: sendUserActionEvent() mView == null
04-07 01:28:11.289 11852-11852/hp.bunk.com.bunk E/ViewRootImpl: sendUserActionEvent() mView == null
04-07 01:28:16.869 11852-11852/hp.bunk.com.bunk D/AndroidRuntime: Shutting down VM
04-07 01:28:16.869 11852-11852/hp.bunk.com.bunk W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0x418b8da0)
04-07 01:28:16.879 11852-11852/hp.bunk.com.bunk E/AndroidRuntime: FATAL EXCEPTION: main
Process: hp.bunk.com.bunk, PID: 11852
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{hp.bunk.com.bunk/hp.bunk.com.bunk.displaybunk}: java.lang.NullPointerException
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2313)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2500)
at android.app.ActivityThread.access$900(ActivityThread.java:171)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1309)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:146)
at android.app.ActivityThread.main(ActivityThread.java:5679)
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:1291)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1107)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.NullPointerException
at android.support.v7.app.AppCompatDelegateImplBase.<init>(AppCompatDelegateImplBase.java:68)
at android.support.v7.app.AppCompatDelegateImplV7.<init>(AppCompatDelegateImplV7.java:145)
at android.support.v7.app.AppCompatDelegateImplV11.<init>(AppCompatDelegateImplV11.java:28)
at android.support.v7.app.AppCompatDelegateImplV14.<init>(AppCompatDelegateImplV14.java:42)
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:186)
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:168)
at android.support.v7.app.AppCompatActivity.getDelegate(AppCompatActivity.java:508)
at android.support.v7.app.AppCompatActivity.findViewById(AppCompatActivity.java:180)
at hp.bunk.com.bunk.displaybunk.<init>(displaybunk.java:31)
at java.lang.Class.newInstanceImpl(Native Method)
at java.lang.Class.newInstance(Class.java:1208)
at android.app.Instrumentation.newActivity(Instrumentation.java:1067)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2304)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2500)
at android.app.ActivityThread.access$900(ActivityThread.java:171)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1309)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:146)
at android.app.ActivityThread.main(ActivityThread.java:5679)
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:1291)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1107)
at dalvik.system.NativeStart.main(Native Method)
[Lütfen Minimal, Tam ve Doğrulanabilir bir örnek veriniz] (http://stackoverflow.com/help/mcve) – JAL