What is NetworkOnMainThread Exception?

This exception is occurs when we call the network calls in Main Thread.
Long Running process never run on Main Thread.
To solve this problem, having following ways

1) Strict mode:

write this code in your onCreate method

StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll()
.build();

StrictMode.setThreadPolicy(policy);

 

2) AsynkTask
write your code inside doInBackground() method
 

 private class DownloadFilesTask extends AsyncTask<Void, Void, Void> {
     protected Long doInBackground(URL... urls) {
         
// write your code here
         return ;
     } 
};
3) Using Thread 

 Thread thread = new Thread(new Runnable(){
    @Override
    public void run() {
        try {
            //Your code goes here
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
});

thread.start();

How to save activity State in Android?

Hide/Disable soft keyboard on Activity launch: Android

Fix Android Emulator Kill Error When Running Your App

FragmentPagerAdapter deprecated, Since API 27.1.0 FragmentPagerAdapter is deprecated.

How do I generate random numbers in Dart?

What are Android Versions available?

How to Exit android app on back pressed?

What are the notifications available in android?

Emulator: emulator: ERROR: Can't find 'Linux version ' string in kernel image file: Andr

How to convert DP to Pixel and Pixel to Dp?

How to get screen size (width,height) in Android?

How to get complete address from latitude and longitude?

Add Jar/Library Files as Dependency in Android Studio

How to find Android Device UDID or unique ID?

Extract Date and Time from Long Type Variable - RRutors

How to stop EditText  focus at Activity startup in Android?

How to reduce APK package size?

Open PDF in Google Drive with Intent in Android - RRutors

Permission denied for window type 2010 in Marshmallow device

How To Set Text Color Programmatically Android TextView?

How to Use Deprecated Handler() in Android - RRutors Guide

What is Context?

What is ANR? How to avoid and resolve it?

How to check Android version?

Android Studio project R can't find

What is the Different Between val and var in Kotlin?

What is "shared preferences" in Android ?

What happens next when the device switches between portrait and landscape?

What is Intent? What is the difference between an implicit intent and an explicit intent?

Fix Behavior Subclass BottomSheetBehavior Exception - RRutors

How to get a contact image using a phone number in android?

How to install/ uninstall apk by command line ADB

How to start a new activity on button click

INSTALL_FAILED_INVALID_APK: Split lib_slice_9_apk was defined multiple times. It is possible that th

Fix Error: Use JsonReader.setLenient(true) for Malformed JSON

Explain Fragment Life Cycle

Check List for Generate Signed APK Android

How to validate email address in Android with Kotlin?

What is the difference between match_parent and fill_parent?

Invoke-customs are only supported starting with android 0 --min-api 26

Projects By category