08-23 10:58:51.210: ERROR/AndroidRuntime(8158): FATAL EXCEPTION: main
08-23 10:58:51.210: ERROR/AndroidRuntime(8158): java.lang.RuntimeException: Unable to start service com.pec.testapp.service.NewsService@406bd940 with Intent { cmp=com.pec.testapp/.service.NewsService }: java.lang.NullPointerException
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:2173)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.app.ActivityThread.access$2800(ActivityThread.java:123)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1002)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.os.Handler.dispatchMessage(Handler.java:99)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.os.Looper.loop(Looper.java:123)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.app.ActivityThread.main(ActivityThread.java:3839)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at java.lang.reflect.Method.invokeNative(Native Method)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at java.lang.reflect.Method.invoke(Method.java:507)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:841)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:599)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at dalvik.system.NativeStart.main(Native Method)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158): Caused by: java.lang.NullPointerException
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.app.IntentService.onStart(IntentService.java:110)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.app.IntentService.onStartCommand(IntentService.java:118)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:2160)
08-23 10:58:51.210: ERROR/AndroidRuntime(8158):     ... 10 more

package com.pec.testapp;

import java.util.ArrayList;

import com.pec.testapp.service.NewsService;

import android.app.Activity;

import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.database.DataSetObserver;

import android.os.Bundle;

import android.util.Log;

import android.view.Menu;
import android.view.View;

import android.view.View.OnClickListener;
import android.view.ViewGroup;

import android.widget.Button;
import android.widget.ListAdapter;

public class PECNewsActivity extends Activity implements ListAdapter {

  ArrayList<PECNewsArticle> articles = new ArrayList<PECNewsArticle>();
  Context context = null;

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

      updateNews();
      context = getApplicationContext();
      if(context == null){
        Log.d("PECAPP","Context is null");
      }

      setContentView(R.layout.news_layout);
      Button b = (Button) findViewById(R.id.button1);
      b.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View arg0) {
          Intent i = new Intent(PECNewsActivity.this, NewsService.class);
          //Bundle b = new Bundle();
          //b.putInt(NewsService.TASK_KEY, NewsService.UPDATE_NEWS);
          //i.putExtra(NewsService.TASK, b);
          if(i != null)
            context.startService(i);
          else
            Log.d("PECAPP", "Intent was null... not starting service!");
        }
      });

      Button bb = (Button) findViewById(R.id.button2);
      bb.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View view) {
          updateNews();
        }
      });

    }

  protected void updateNews() {
    Cursor c =
      managedQuery(PECNews.Article.CONTENT_URI, null, null, null, null);

    if(c == null){
      Log.d("PECAPP", "Cursor returned false... there is a problem...");
      return;
    }
    int id = c.getColumnIndexOrThrow(PECNews.Article._ID);
    int title = c.getColumnIndexOrThrow(PECNews.Article.TITLE);
    int content = c.getColumnIndexOrThrow(PECNews.Article.CONTENT);
    int author = c.getColumnIndexOrThrow(PECNews.Article.AUTHOR);
    int date = c.getColumnIndexOrThrow(PECNews.Article.DATE);

    articles.clear();

    c.moveToFirst();
    while(c.moveToNext()){
      articles.add(
          new PECNewsArticle.Builder(c.getString(title))
          .setId(c.getInt(id))
          .setContent(c.getString(content))
          .setAuthor(c.getString(author))
          .setDate(c.getString(date))
          .build()
          );
    }
  }

  @Override
    public boolean onCreateOptionsMenu(Menu menu) {
      menu.add("Update");
      return false;
    }

  @Override
    public int getCount() {
      return articles.size();
    }

  @Override
    public PECNewsArticle getItem(int position) {
      return articles.get(position);
    }

  @Override
    public long getItemId(int position) {
      return articles.get(position).id;
    }

  @Override
    public int getItemViewType(int position) {
      return 0;
    }

  @Override
    public View getView(int position, View convertView, ViewGroup parent) {
      // TODO Auto-generated method stub
      return null;
    }

  @Override
    public int getViewTypeCount() {
      // TODO Auto-generated method stub
      return 0;
    }

  @Override
    public boolean hasStableIds() {
      // TODO Auto-generated method stub
      return false;
    }

  @Override
    public boolean isEmpty() {
      // TODO Auto-generated method stub
      return false;
    }

  @Override
    public void registerDataSetObserver(DataSetObserver observer) {
      // TODO Auto-generated method stub

    }

  @Override
    public void unregisterDataSetObserver(DataSetObserver observer) {
      // TODO Auto-generated method stub

    }

  @Override
    public boolean areAllItemsEnabled() {
      // TODO Auto-generated method stub
      return false;
    }

  @Override
    public boolean isEnabled(int position) {
      // TODO Auto-generated method stub
      return false;
    }
}


package com.pec.testapp.service;

import com.pec.json.NewsArticleElement;

import com.pec.testapp.providers.PECNewsProvider;

import com.pec.testapp.PECNews;

import android.app.IntentService;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Intent;

import com.pec.helpers.NewsFetcher;

import android.net.Uri;

import android.os.Bundle;

import android.util.Log;

public class NewsService extends IntentService {

  public final static String TASK = "newsservice.task";
  public final static String TASK_KEY = "newsservice.task.key";
  public final static int UPDATE_NEWS = 1;

  public NewsService() {
    super("NewsService");
  }

  @Override
    public void onCreate(){

    }

  @Override
    public void onDestroy(){

    }

  @Override
    protected void onHandleIntent(Intent intent) throws IllegalArgumentException {
      Log.d("PECAPP", "GOT HERE");
      if(intent == null)
        Log.d("PECAPP", "INTENT IS NULL!");

      Bundle b = intent.getBundleExtra(TASK);
      if(b == null){
        Log.d("PECAPP", "TASK Bundle is missing.");
        return;
      }
      int task = b.getInt(TASK_KEY);

      switch(task) {
        case UPDATE_NEWS:
          initiateUpdate();
          break;
        default:
          throw new IllegalArgumentException("Illegal Argument: "+task);
      }
    }

  public void initiateUpdate() {
    new NewsUpdater().run();
  }

  private final class NewsUpdater implements Runnable {
    @Override
      public void run() {
        NewsFetcher n = new NewsFetcher();
        NewsArticleElement[] news = n.getArticles();
        ContentResolver cr = getContentResolver();
        ContentValues values = new ContentValues();
        for(NewsArticleElement a : news) {
          values.put(PECNews.Article._ID, a.id);
          values.put(PECNews.Article.TITLE, a.title);
          values.put(PECNews.Article.CONTENT, a.content);
          values.put(PECNews.Article.DATE, a.date);
          values.put(PECNews.Article.AUTHOR, a.author);
          cr.insert(Uri.parse(PECNewsProvider.AUTHORITY), values);
          values.clear();
        }
      }
  }
}