DRY Ribbit App Tree House

FriendsChooser.java

package co.jandrade.ribbit;


import android.content.Context;
import android.util.Log;
import android.view.View;
import android.widget.ProgressBar;

import com.parse.FindCallback;
import com.parse.ParseException;
import com.parse.ParseRelation;
import com.parse.ParseUser;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/**
 * Created by Juan Francisco Andrade on 7/14/15.
 */
public class FriendsChooser {

    private static final String TAG = FriendsChooser.class.getSimpleName();
    private  List<ParseUser> mFriends;
    private  ParseRelation<ParseUser> mFriendsRelation;
    private  ParseUser mCurrentUser;
    private  Context mContext;
    private  ProgressBar mProgressBar;
    public   List<String>  mUserNames;



    private  boolean mError;

    public FriendsChooser(Context context, ProgressBar progressBar) {
        mContext = context;
        mProgressBar = progressBar;
    }

    public FriendsChooser() {
    }

    public boolean getError() {
        return mError;
    }



    public void setError(boolean error) {
        mError = error;
    }


    public List<String> getUserNames() {
        return mUserNames;
    }

    public void setUserNames(List<String> userNames) {
        mUserNames = userNames;
    }


    public Context getContext() {
        return mContext;
    }

    public void setContext(Context context) {
        mContext = context;
    }

    public void friends(){
        mCurrentUser = ParseUser.getCurrentUser();
        mFriendsRelation = mCurrentUser.getRelation(ParseConstants.KEY_FRIENDS_RELATION);
        mProgressBar.setVisibility(View.VISIBLE);
        mFriendsRelation.getQuery().findInBackground(new FindCallback<ParseUser>() {
            @Override
            public void done(List<ParseUser> friends, ParseException e) {
                mProgressBar.setVisibility(View.INVISIBLE);
                if(e==null) {
                    mFriends = friends;
                    String[]usernames = new String[mFriends.size()];
                    int i = 0;
                    for(ParseUser user : mFriends){
                        usernames[i] = user.getUsername();
                        i++;
                    }
                    setError(false);
                    setUserNames(new ArrayList<>(Arrays.asList(usernames)));
                }else{
                    setError(true);

                }
            }
        });
    }


}