w2w gist

tabs.java

package com.github.slofurno.myapplication;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.StringReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;

import android.content.Context;
import android.os.AsyncTask;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.app.ActionBar;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.support.v4.app.FragmentPagerAdapter;
import android.os.Bundle;
import android.support.v4.view.ViewPager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;

import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import com.google.gson.stream.JsonReader;

import java.io.UnsupportedEncodingException;


public class MainActivity extends ActionBarActivity implements ActionBar.TabListener {

    /**
     * The {@link android.support.v4.view.PagerAdapter} that will provide
     * fragments for each of the sections. We use a
     * {@link FragmentPagerAdapter} derivative, which will keep every
     * loaded fragment in memory. If this becomes too memory intensive, it
     * may be best to switch to a
     * {@link android.support.v4.app.FragmentStatePagerAdapter}.
     */
    SectionsPagerAdapter mSectionsPagerAdapter;

    /**
     * The {@link ViewPager} that will host the section contents.
     */
    ViewPager mViewPager;

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

        // Set up the action bar.
        final ActionBar actionBar = getSupportActionBar();
        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

        // Create the adapter that will return a fragment for each of the three
        // primary sections of the activity.
        mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());

        // Set up the ViewPager with the sections adapter.
        mViewPager = (ViewPager) findViewById(R.id.pager);
        mViewPager.setAdapter(mSectionsPagerAdapter);

        // When swiping between different sections, select the corresponding
        // tab. We can also use ActionBar.Tab#select() to do this if we have
        // a reference to the Tab.
        mViewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
            @Override
            public void onPageSelected(int position) {
                actionBar.setSelectedNavigationItem(position);
            }
        });

        // For each of the sections in the app, add a tab to the action bar.
        for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) {
            // Create a tab with text corresponding to the page title defined by
            // the adapter. Also specify this Activity object, which implements
            // the TabListener interface, as the callback (listener) for when
            // this tab is selected.
            actionBar.addTab(
                    actionBar.newTab()
                            .setText(mSectionsPagerAdapter.getPageTitle(i))
                            .setTabListener(this));
        }
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, 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();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

    @Override
    public void onTabSelected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
        // When the given tab is selected, switch to the corresponding page in
        // the ViewPager.

        mViewPager.setCurrentItem(tab.getPosition());
    }

    @Override
    public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
    }

    @Override
    public void onTabReselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
    }

    public void fetchMovies(View view) {
    }

    /**
     * A {@link FragmentPagerAdapter} that returns a fragment corresponding to
     * one of the sections/tabs/pages.
     */
    public class SectionsPagerAdapter extends FragmentPagerAdapter {

        public SectionsPagerAdapter(FragmentManager fm) {
            super(fm);
        }

        @Override
        public Fragment getItem(int position) {
            // getItem is called to instantiate the fragment for the given page.
            // Return a PlaceholderFragment (defined as a static inner class below).
            if (position == 0){
                return RecommendationView.newInstance(0);
            }
            else if (position==1){

                return ActorView.newInstance(1);
            }
            else {
                return PlaceholderFragment.newInstance(position + 1);
            }
        }

        @Override
        public int getCount() {
            // Show 3 total pages.
            return 3;
        }

        @Override
        public CharSequence getPageTitle(int position) {
            Locale l = Locale.getDefault();
            switch (position) {
                case 0:
                    return getString(R.string.title_section1).toUpperCase(l);
                case 1:
                    return getString(R.string.title_section2).toUpperCase(l);
                case 2:
                    return getString(R.string.title_section3).toUpperCase(l);
            }
            return null;
        }
    }

    /**
     * A placeholder fragment containing a simple view.
     */
    public static class PlaceholderFragment extends Fragment {
        /**
         * The fragment argument representing the section number for this
         * fragment.
         */
        private static final String ARG_SECTION_NUMBER = "section_number";

        /**
         * Returns a new instance of this fragment for the given section
         * number.
         */
        public static PlaceholderFragment newInstance(int sectionNumber) {
            PlaceholderFragment fragment = new PlaceholderFragment();
            Bundle args = new Bundle();
            args.putInt(ARG_SECTION_NUMBER, sectionNumber);
            fragment.setArguments(args);
            return fragment;
        }

        public PlaceholderFragment() {
        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                 Bundle savedInstanceState) {
            View rootView = inflater.inflate(R.layout.fragment_main, container, false);
            return rootView;
        }
    }

    public static class RecommendationView extends Fragment {
        /**
         * The fragment argument representing the section number for this
         * fragment.
         */
        private static final String ARG_SECTION_NUMBER = "section_number";
        private ListView listview;
        private ArrayAdapter<Movie> adapter;
        private List<Movie> movies;
        private Context context;
        private View rootView;
        /**
         * Returns a new instance of this fragment for the given section
         * number.
         */
        public static RecommendationView newInstance(int sectionNumber) {
            RecommendationView fragment = new RecommendationView();
            Bundle args = new Bundle();
            args.putInt(ARG_SECTION_NUMBER, sectionNumber);
            fragment.setArguments(args);
            return fragment;
        }

        public RecommendationView() {

        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                 Bundle savedInstanceState) {
            rootView = inflater.inflate(R.layout.listview_main, container, false);

            listview = (ListView)rootView.findViewById(R.id.listView);

            Button button = (Button)rootView.findViewById(R.id.fetchbutton);
            button.setOnClickListener(new View.OnClickListener() {
                public void onClick(View v) {
                    // Perform action on click
                    GetMovies("http://gdf3.com:555/api/users/3/movies");
                }
            });

            movies = new ArrayList<Movie>();
            movies.add(new Movie("test", 7.5f));
            movies.add(new Movie("test2", 8.2f));

            //adapter = new ArrayAdapter<Movie>(getActivity().getApplicationContext(),android.R.layout.simple_list_item_1,movies);

            // listview.setAdapter(adapter);
            GetMovies("http://gdf3.com:555/api/users/3/movies");
            return rootView;
        }

        public void GetMovies(String url){


            new AsyncTask<String, Void, String>(){
                @Override
                protected String doInBackground(String... urls) {

                    try {
                        return downloadUrl(urls[0]);
                    } catch (IOException e) {
                        return "Unable to retrieve web page. URL may be invalid.";
                    }
                }

                @Override
                protected void onPostExecute(final String result) {

                    JsonReader reader = new JsonReader(new StringReader(result));
                    reader.setLenient(true);
                    Gson gson =new Gson();
                    List<Movie> movies = gson.fromJson(reader,new TypeToken<List<Movie>>(){}.getType());

                    ArrayAdapter<Movie> adapter = new ArrayAdapter<Movie>(getActivity().getApplicationContext(),android.R.layout.simple_list_item_1, movies);
                    listview.setAdapter(adapter);

                }
            }.execute(url);

        }

        private String downloadUrl(String myurl) throws IOException {
            InputStream is = null;
            // Only display the first 500 characters of the retrieved
            // web page content.

            try {
                URL url = new URL(myurl);
                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                conn.setReadTimeout(10000 /* milliseconds */);
                conn.setConnectTimeout(15000 /* milliseconds */);
                conn.setRequestMethod("GET");
                conn.setDoInput(true);
                // Starts the query
                conn.connect();
                int response = conn.getResponseCode();
                Log.d("httpreq", "The response is: " + response);

                is = conn.getInputStream();

                // Convert the InputStream into a string
                String contentAsString = readIt(is);
                return contentAsString;

                // Makes sure that the InputStream is closed after the app is
                // finished using it.
            } finally {
                if (is != null) {
                    is.close();
                }
            }
        }

        public static String readIt(InputStream is) throws IOException, UnsupportedEncodingException {

            BufferedReader rd = new BufferedReader(new InputStreamReader(is));
            String line;
            StringBuffer response = new StringBuffer();
            while((line = rd.readLine()) != null) {
                response.append(line);
            }
            rd.close();
            return response.toString();

        }

    }

    public static class ActorView extends Fragment {
        /**
         * The fragment argument representing the section number for this
         * fragment.
         */
        private static final String ARG_SECTION_NUMBER = "section_number";
        private ListView listview;
        private ArrayAdapter<Actor> adapter;
        private List<Actor> actors;
        private Context context;
        private View rootView;
        /**
         * Returns a new instance of this fragment for the given section
         * number.
         */
        public static ActorView newInstance(int sectionNumber) {
            ActorView fragment = new ActorView();
            Bundle args = new Bundle();
            args.putInt(ARG_SECTION_NUMBER, sectionNumber);
            fragment.setArguments(args);
            return fragment;
        }

        public ActorView() {

        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                 Bundle savedInstanceState) {
            rootView = inflater.inflate(R.layout.actorsearch, container, false);

            listview = (ListView)rootView.findViewById(R.id.actorlist);

            Button button = (Button)rootView.findViewById(R.id.searchbutton);
            button.setOnClickListener(new View.OnClickListener() {
                public void onClick(View v) {
                    // Perform action on click
                    EditText actorname = (EditText) rootView.findViewById(R.id.actorname);
                    String name = actorname.getText().toString();
                    GetActors("http://gdf3.com:555/api/actors/"+name);
                }
            });
            //adapter = new ArrayAdapter<Movie>(getActivity().getApplicationContext(),android.R.layout.simple_list_item_1,movies);

           // listview.setAdapter(adapter);
            return rootView;
        }

        public void GetActors(String url){

            new AsyncTask<String, Void, String>(){
                @Override
                protected String doInBackground(String... urls) {

                    try {
                        return downloadUrl(urls[0]);
                    } catch (IOException e) {
                        return "Unable to retrieve web page. URL may be invalid.";
                    }
                }

                @Override
                protected void onPostExecute(final String result) {

                    JsonReader reader = new JsonReader(new StringReader(result));
                    reader.setLenient(true);
                    Gson gson =new Gson();
                    List<Actor> actors = gson.fromJson(reader,new TypeToken<List<Actor>>(){}.getType());

                    ArrayAdapter<Actor> adapter = new ArrayAdapter<Actor>(getActivity().getApplicationContext(),android.R.layout.simple_list_item_1, actors);
                    listview.setAdapter(adapter);
                    listview.setOnItemClickListener(new AdapterView.OnItemClickListener() {
                        @Override
                        public void onItemClick(AdapterView<?> parent, View view,
                                                final int position, long id) {

                            Actor actor = (Actor)listview.getItemAtPosition(position);

                            new AsyncTask<String, Void, String>(){
                                @Override
                                protected String doInBackground(String... urls) {

                                    try {
                                        postUrl(urls[0]);
                                        return "ok?";
                                    } catch (IOException e) {
                                        return "Unable to retrieve web page. URL may be invalid.";
                                    }
                                }

                            }.execute("http://gdf3.com:555/api/users/3/actors/"+actor.ActorId);

                            //Boolean prev = listView.isItemChecked(position);
                            //Boolean newval = !prev;
                            //listView.setItemChecked(position,true);
                        }

                    });


                }
            }.execute(url);

        }

        private Void postUrl(String myurl)throws IOException {

            try {
                URL url = new URL(myurl);
                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                conn.setReadTimeout(10000 /* milliseconds */);
                conn.setConnectTimeout(15000 /* milliseconds */);
                conn.setRequestMethod("GET");
                conn.setDoInput(true);
                // Starts the query
                conn.connect();
                int response = conn.getResponseCode();
            }
            finally{

            }
            return null;
        }

        private String downloadUrl(String myurl) throws IOException {
            InputStream is = null;
            // Only display the first 500 characters of the retrieved
            // web page content.

            try {
                URL url = new URL(myurl);
                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                conn.setReadTimeout(10000 /* milliseconds */);
                conn.setConnectTimeout(15000 /* milliseconds */);
                conn.setRequestMethod("GET");
                conn.setDoInput(true);
                // Starts the query
                conn.connect();
                int response = conn.getResponseCode();
                Log.d("httpreq", "The response is: " + response);

                is = conn.getInputStream();

                // Convert the InputStream into a string
                String contentAsString = readIt(is);
                return contentAsString;

                // Makes sure that the InputStream is closed after the app is
                // finished using it.
            } finally {
                if (is != null) {
                    is.close();
                }
            }
        }

        public static String readIt(InputStream is) throws IOException, UnsupportedEncodingException {

            BufferedReader rd = new BufferedReader(new InputStreamReader(is));
            String line;
            StringBuffer response = new StringBuffer();
            while((line = rd.readLine()) != null) {
                response.append(line);
            }
            rd.close();
            return response.toString();

        }

    }

}