calling facebook share dialog from the android activity

package com.mydomain.myapp;

import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;

import com.facebook.UiLifecycleHelper;
import com.facebook.widget.FacebookDialog;

public class FbShare extends ActionBarActivity {
    private UiLifecycleHelper uiHelper;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_fb_share);
        /** Adding snippet with reference from https://developers.facebook.com/docs/android/share#linkshare-setup */

        uiHelper = new UiLifecycleHelper(this, null);
            uiHelper.onCreate(savedInstanceState);

            /** reference code snippet ends here */

            FacebookDialog shareDialog = new FacebookDialog.ShareDialogBuilder(this)
            .setLink("https://developers.facebook.com/android")
            .build();
    uiHelper.trackPendingDialogCall(shareDialog.present());

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.fb_share, 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.
     */

    /** New Override from the reference */
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        uiHelper.onActivityResult(requestCode, resultCode, data, new FacebookDialog.Callback() {
            @Override
            public void onError(FacebookDialog.PendingCall pendingCall, Exception error, Bundle data) {
                Log.e("Activity", String.format("Error: %s", error.toString()));
            }

            @Override
            public void onComplete(FacebookDialog.PendingCall pendingCall, Bundle data) {
                Log.i("Activity", "Success!");
            }
        });
    }

/** New Override ends here */
/** New Overrides series from the reference */
    @Override
    protected void onResume() {
        super.onResume();
        uiHelper.onResume();
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        uiHelper.onDestroy();
    }


/** New Overrides series from the reference ends here */


}