Android SharedPreferences helper class. (EX: Log In session)

SessionManager.java

import android.content.Context;
import android.content.SharedPreferences;
import android.util.Log;

/**
 * Created by WS Ayan on 11/24/2015.
 */
public class SessionManager {    
    private static String LOG = SessionManager.class.getSimpleName();

    // Shared Preferences
    SharedPreferences pref;

    SharedPreferences.Editor editor;
    Context _context;

    // Shared pref mode
    private static final int PRIVATE_MODE = 0;
    // Shared preferences file name
    private static final String PREF_NAME = "NAME";
    // Key for storing
    private static final String KEY_LOG_IN = "isLoggedIn";

    public SessionManager(Context context) {
        this._context = context;
        pref = _context.getSharedPreferences(PREF_NAME, PRIVATE_MODE);
        editor = pref.edit();
    }

    public void setLogin(boolean isLoggedIn) {
        editor.putBoolean(KEY_LOGGED_IN, isLoggedIn);

        // commit changes
        editor.commit();

        //Log.d(LOG, "User login session modified!");
    }

    public boolean isLoggedIn(){
        return pref.getBoolean(KEY_LOG_IN, false);
    }
}