Check Internet Connection

Hi Friends,

Here i am going to show you how we can check internet connection in Android. 

Example:

Code:

activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <Button
        android:id="@+id/button1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="30dp"
        android:layout_marginRight="30dp"
        android:layout_marginTop="50dp"
        android:text="Check Internet Connection"
        android:textStyle="bold" />

    <TextView
        android:id="@+id/textView1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="10dp"
        android:layout_marginRight="10dp"
        android:layout_marginTop="50dp"
        android:gravity="center"
        android:textAppearance="?android:attr/textAppearanceLarge" />


</LinearLayout>


MainActivity.java

package in.androiddevelopmentanddiscussion.checkinternetconnection;

import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.app.Activity;
import android.content.Context;

public class MainActivity extends Activity {

Button btn;
TextView result;
final Context context = this;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

btn = (Button)findViewById(R.id.button1);
result = (TextView)findViewById(R.id.textView1);

btn.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View v) {
ConnectivityManager cm = (ConnectivityManager)context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = cm.getActiveNetworkInfo();

       if (networkInfo != null && networkInfo.isConnected()) {
        result.setText("Internet Connection Available");
       }
       else{
        result.setText("Internet Connection Not Available");
       }

}
});

}


}

Manifest

Add below permission in Manifest

<uses-permission android:name="android.permission.INTERNET"/>

<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

Download full project from here

 

Check Android Apps on Google Play

https://play.google.com/store/apps/developer?id=Metro%20App%20Solution&hl=en