ViewUniversities.java

package uk.co.studentvoiceonline.android.activity;

import static uk.co.studentvoiceonline.android.adapter.UniversitiesAdapter.during;
import static uk.co.studentvoiceonline.android.adapter.UniversitiesAdapter.forListing;

import java.util.List;

import uk.co.studentvoiceonline.University;
import uk.co.studentvoiceonline.UniversityExpert;
import uk.co.studentvoiceonline.android.R;
import android.app.Activity;
import android.app.ListActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.ListView;

public class ViewUniversities extends ListActivity {
    private static final int VIEW_DETAILS = 1;
    private static final int VIEW_UNIVERSITIES_LAYOUT = R.layout.view_universities;
    public static University theChosenUniversity; //I wouldn't normally do this

    private List<University> theUniversities;
    private ViewUniversities thisVeryActivity = this;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        theUniversities = theUniversities();
        showAListOf(theUniversities);
        theUserCanFilterThemByTyping();
    }
    
    @Override
    protected void onListItemClick(ListView l, View v, int inThisPosition, long id) {
        super.onListItemClick(l, v, inThisPosition, id);

        theChosenUniversity = theUniversity(inThisPosition);
        showItsDetails();
    }

    ////////////////////////////////////////////////////////
    private void showAListOf(List<University> theUniversities) {
        setContentView(VIEW_UNIVERSITIES_LAYOUT);
        setListAdapter(forListing(theUniversities, during(thisVeryActivity)));
    }

    private void theUserCanFilterThemByTyping() {
        getListView().setTextFilterEnabled(true);
    }

    private List<University> theUniversities() {
        return new UniversityExpert().whatAreTheUniversities();
    }

    private University theUniversity(int fromThisPosition) {
        University[] universities = new University[]{};
        universities = theUniversities.toArray(universities);
        return universities[fromThisPosition];
    }

    private void showItsDetails() {
        transitionTo(VIEW_DETAILS, definedByThe(ViewUniversityDetails.class));
    }

    private void transitionTo(int requestCode, Class<? extends Activity> activityClass) {
        Intent i = new Intent(this, activityClass);
        startActivityForResult(i, requestCode);
    }

    private Class<? extends Activity> definedByThe(Class<? extends Activity> activityClass) {
        return activityClass;
    }
}