Всё та же unfortunately has stopped.
Ещё: в чём различие между activity И fragment main ?
| Java |
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| package com.example.time;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.app.ActionBar;
import android.support.v4.app.Fragment;
import android.text.format.DateFormat;
import android.os.Bundle;
import android.os.Handler;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import android.os.Build;
public class MainActivity extends ActionBarActivity {
public TextView MTV = (TextView)findViewById(R.id.TimerTextA);
private Timer timer_1 = new Timer();
private Handler Tread1_Handler = new Handler();
private String getDateTime() {
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
Date date = new Date();
return dateFormat.format(date);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
timer_1.schedule(new TimerTask() { @Override public void run() {
Tread1_Handler.post(new Runnable() {public void run() {
((TextView)findViewById(R.id.TimerTextA)).setText(getDateTime());
}});
}}, 0, 1000);
if (savedInstanceState == null) {
getSupportFragmentManager().beginTransaction()
.add(R.id.container, new PlaceholderFragment())
.commit();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
/**
* A placeholder fragment containing a simple view.
*/
public static class PlaceholderFragment extends Fragment {
public PlaceholderFragment() {
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_main, container, false);
return rootView;
}
}
} |
|
06-03 05:23:50.260: E/AndroidRuntime(786): FATAL EXCEPTION: main
06-03 05:23:50.260: E/AndroidRuntime(786): Process: com.example.time, PID: 786
06-03 05:23:50.260: E/AndroidRuntime(786): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.time/com.example.time.MainActivity}: java.lang.NullPointerException
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2121)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.ActivityThread.access$800(ActivityThread.java:135)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.os.Handler.dispatchMessage(Handler.java:102)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.os.Looper.loop(Looper.java:136)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.ActivityThread.main(ActivityThread.java:5017)
06-03 05:23:50.260: E/AndroidRuntime(786): at java.lang.reflect.Method.invokeNative(Native Method)
06-03 05:23:50.260: E/AndroidRuntime(786): at java.lang.reflect.Method.invoke(Method.java:515)
06-03 05:23:50.260: E/AndroidRuntime(786): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
06-03 05:23:50.260: E/AndroidRuntime(786): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
06-03 05:23:50.260: E/AndroidRuntime(786): at dalvik.system.NativeStart.main(Native Method)
06-03 05:23:50.260: E/AndroidRuntime(786): Caused by: java.lang.NullPointerException
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.Activity.findViewById(Activity.java:1884)
06-03 05:23:50.260: E/AndroidRuntime(786): at com.example.time.MainActivity.<init>(MainActivity.java:23)
06-03 05:23:50.260: E/AndroidRuntime(786): at java.lang.Class.newInstanceImpl(Native Method)
06-03 05:23:50.260: E/AndroidRuntime(786): at java.lang.Class.newInstance(Class.java:1208)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
06-03 05:23:50.260: E/AndroidRuntime(786): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2112)
06-03 05:23:50.260: E/AndroidRuntime(786): ... 11 more
06-03 05:26:13.335: E/AndroidRuntime(1072): FATAL EXCEPTION: main
06-03 05:26:13.335: E/AndroidRuntime(1072): Process: com.example.time, PID: 1072
06-03 05:26:13.335: E/AndroidRuntime(1072): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.time/com.example.time.MainActivity}: java.lang.NullPointerException
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2121)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.ActivityThread.access$800(ActivityThread.java:135)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.os.Handler.dispatchMessage(Handler.java:102)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.os.Looper.loop(Looper.java:136)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.ActivityThread.main(ActivityThread.java:5017)
06-03 05:26:13.335: E/AndroidRuntime(1072): at java.lang.reflect.Method.invokeNative(Native Method)
06-03 05:26:13.335: E/AndroidRuntime(1072): at java.lang.reflect.Method.invoke(Method.java:515)
06-03 05:26:13.335: E/AndroidRuntime(1072): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
06-03 05:26:13.335: E/AndroidRuntime(1072): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
06-03 05:26:13.335: E/AndroidRuntime(1072): at dalvik.system.NativeStart.main(Native Method)
06-03 05:26:13.335: E/AndroidRuntime(1072): Caused by: java.lang.NullPointerException
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.Activity.findViewById(Activity.java:1884)
06-03 05:26:13.335: E/AndroidRuntime(1072): at com.example.time.MainActivity.<init>(MainActivity.java:23)
06-03 05:26:13.335: E/AndroidRuntime(1072): at java.lang.Class.newInstanceImpl(Native Method)
06-03 05:26:13.335: E/AndroidRuntime(1072): at java.lang.Class.newInstance(Class.java:1208)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
06-03 05:26:13.335: E/AndroidRuntime(1072): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2112)
06-03 05:26:13.335: E/AndroidRuntime(1072): ... 11 more
06-03 05:26:28.135: E/AndroidRuntime(1094): FATAL EXCEPTION: main
06-03 05:26:28.135: E/AndroidRuntime(1094): Process: com.example.time, PID: 1094
06-03 05:26:28.135: E/AndroidRuntime(1094): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.time/com.example.time.MainActivity}: java.lang.NullPointerException
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2121)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.ActivityThread.access$800(ActivityThread.java:135)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.os.Handler.dispatchMessage(Handler.java:102)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.os.Looper.loop(Looper.java:136)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.ActivityThread.main(ActivityThread.java:5017)
06-03 05:26:28.135: E/AndroidRuntime(1094): at java.lang.reflect.Method.invokeNative(Native Method)
06-03 05:26:28.135: E/AndroidRuntime(1094): at java.lang.reflect.Method.invoke(Method.java:515)
06-03 05:26:28.135: E/AndroidRuntime(1094): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
06-03 05:26:28.135: E/AndroidRuntime(1094): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
06-03 05:26:28.135: E/AndroidRuntime(1094): at dalvik.system.NativeStart.main(Native Method)
06-03 05:26:28.135: E/AndroidRuntime(1094): Caused by: java.lang.NullPointerException
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.Activity.findViewById(Activity.java:1884)
06-03 05:26:28.135: E/AndroidRuntime(1094): at com.example.time.MainActivity.<init>(MainActivity.java:23)
06-03 05:26:28.135: E/AndroidRuntime(1094): at java.lang.Class.newInstanceImpl(Native Method)
06-03 05:26:28.135: E/AndroidRuntime(1094): at java.lang.Class.newInstance(Class.java:1208)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
06-03 05:26:28.135: E/AndroidRuntime(1094): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2112)
06-03 05:26:28.135: E/AndroidRuntime(1094): ... 11 more
06-03 05:29:30.885: E/AndroidRuntime(1142): FATAL EXCEPTION: main
06-03 05:29:30.885: E/AndroidRuntime(1142): Process: com.example.time, PID: 1142
06-03 05:29:30.885: E/AndroidRuntime(1142): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.time/com.example.time.MainActivity}: java.lang.NullPointerException
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2121)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.ActivityThread.access$800(ActivityThread.java:135)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.os.Handler.dispatchMessage(Handler.java:102)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.os.Looper.loop(Looper.java:136)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.ActivityThread.main(ActivityThread.java:5017)
06-03 05:29:30.885: E/AndroidRuntime(1142): at java.lang.reflect.Method.invokeNative(Native Method)
06-03 05:29:30.885: E/AndroidRuntime(1142): at java.lang.reflect.Method.invoke(Method.java:515)
06-03 05:29:30.885: E/AndroidRuntime(1142): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
06-03 05:29:30.885: E/AndroidRuntime(1142): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
06-03 05:29:30.885: E/AndroidRuntime(1142): at dalvik.system.NativeStart.main(Native Method)
06-03 05:29:30.885: E/AndroidRuntime(1142): Caused by: java.lang.NullPointerException
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.Activity.findViewById(Activity.java:1884)
06-03 05:29:30.885: E/AndroidRuntime(1142): at com.example.time.MainActivity.<init>(MainActivity.java:23)
06-03 05:29:30.885: E/AndroidRuntime(1142): at java.lang.Class.newInstanceImpl(Native Method)
06-03 05:29:30.885: E/AndroidRuntime(1142): at java.lang.Class.newInstance(Class.java:1208)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
06-03 05:29:30.885: E/AndroidRuntime(1142): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2112)
06-03 05:29:30.885: E/AndroidRuntime(1142): ... 11 more
