saxrssreader working example, AsyncTask

debug

05-22 07:00:13.546  19452-19452/? I/art﹕ Late-enabling -Xcheck:jni
05-22 07:00:13.775  19452-19499/org.indywidualni.test D/OpenGLRenderer﹕ Use EGL_SWAP_BEHAVIOR_PRESERVED: true
05-22 07:00:13.790  19452-19452/org.indywidualni.test D/Atlas﹕ Validating map...
05-22 07:00:13.834  19452-19499/org.indywidualni.test I/Adreno-EGL﹕ <qeglDrvAPI_eglInitialize:379>: QUALCOMM Build: 01/15/15, ab0075f, Id3510ff6dc
05-22 07:00:13.835  19452-19499/org.indywidualni.test I/OpenGLRenderer﹕ Initialized EGL, version 1.4
05-22 07:00:13.862  19452-19499/org.indywidualni.test D/OpenGLRenderer﹕ Enabling debug mode 0
05-22 07:00:14.068  19452-19498/org.indywidualni.test I/RSS Reader﹕ ********** doInBackground: Feed loaded properly. OK! **********
05-22 07:00:14.069  19452-19452/org.indywidualni.test I/onPostExecute﹕ Tue Mar 03 13:15:04 CET 2015 # Introduction to Java: input, output, file operations # http://feedproxy.google.com/~r/KorasDevBlog/~3/nNt5ixDO0zQ/introduction-to-java-input-output-file-operations
05-22 07:00:14.069  19452-19452/org.indywidualni.test I/onPostExecute﹕ Tue Feb 24 09:40:25 CET 2015 # Shared Preferences, Preference Fragment & transparent Navbar # http://feedproxy.google.com/~r/KorasDevBlog/~3/neb5C-m-VlY/shared-preferences-and-preferencefragment
05-22 07:00:14.069  19452-19452/org.indywidualni.test I/onPostExecute﹕ Tue Feb 17 01:53:06 CET 2015 # An advanced WebView with some cool features # http://feedproxy.google.com/~r/KorasDevBlog/~3/7ZRmpNRgaAU/an-advanced-webview-with-some-cool-features
05-22 07:00:14.069  19452-19452/org.indywidualni.test I/onPostExecute﹕ Sun Feb 08 20:01:46 CET 2015 # Introduction: Installing Java (JDK) and Android Studio on Arch Linux # http://feedproxy.google.com/~r/KorasDevBlog/~3/fqwX_ES4BOo/introduction

MainActivity.java

package org.indywidualni.test;

import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.util.Log;
import java.net.URL;
import java.util.ArrayList;
import nl.matshofman.saxrssreader.RssFeed;
import nl.matshofman.saxrssreader.RssItem;
import nl.matshofman.saxrssreader.RssReader;


public class MainActivity extends ActionBarActivity {

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

        // TODO: Get feed url (String) from shared prefs
        String url = "http://feeds.feedburner.com/KorasDevBlog";

        // start AsyncTask
        new rssReaderTask().execute(url);
    }

    private class rssReaderTask extends AsyncTask<String, Void, ArrayList<RssItem>> {
        @Override
        protected ArrayList<RssItem> doInBackground(String... params) {
            try {
                URL url = new URL(params[0]);
                RssFeed feed = RssReader.read(url);
                Log.i("RSS Reader", "********** doInBackground: Feed loaded properly. OK! **********");
                return feed.getRssItems();
            } catch (Exception ex) {
                Log.i("RSS Reader", "********** doInBackground: Feed error! **********");
                return null;
            }
        }

        @Override
        protected void onPostExecute(ArrayList<RssItem> result) {
            try {
                for (RssItem rssItem : result)
                    Log.i("onPostExecute", rssItem.getPubDate() + " # " + rssItem.getTitle() + " # " + rssItem.getLink());
            } catch (NullPointerException ex) {
                Log.i("onPostExecute", "********** Holy crap! **********");
            }

            // TODO: Do more with result here, invoke all the methods
        }
    }

}