activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:id="@+id/main_frame" >

    <TextView
        android:id="@+id/screen_name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="TextView" />

    <TextView
        android:id="@+id/tweet"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="TextView" />

  </LinearLayout>

MainActivity.java

package ws.temp.dustcode;

import java.util.LinkedList;

import android.app.Activity;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {
    private final static String TAG = MainActivity.class.getSimpleName();
    private ListView mListView;
    MAdapter adapter;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        mListView = new ListView(this);
        setContentView(mListView);

        adapter = new MAdapter(this);
        mListView.setAdapter(adapter);

        for (int i = 0; i < 100; i++) {
            adapter.addTweet(DummyTweet.getInstance(
                    "tweet No. " + String.valueOf(i), "cn", i));
        }

        mListView.setOnItemClickListener(new OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
                    long arg3) {
                TweetListHolder holder = (TweetListHolder) arg1.getTag();
                Integer id = holder.tweetid;
                DummyTweet t = adapter.getItemFromTweetId(id);
                if (t != null)
                    Toast.makeText(getApplicationContext(),
                            "以下のツイートをふぁぼりました。\n" + t.tweet,
                            Toast.LENGTH_SHORT).show();
            }
        });

    }

    public static class MAdapter extends BaseAdapter {
        private LinkedList<DummyTweet> tweetList = new LinkedList<MainActivity.DummyTweet>();
        private LayoutInflater inflater;

        public MAdapter(Activity context) {
            this.inflater = context.getLayoutInflater();
        }

        public void addTweet(DummyTweet tweet) {
            tweetList.addFirst(tweet);
            notifyDataSetChanged();
        }

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

        @Override
        public DummyTweet getItem(int position) {
            return tweetList.get(position);
        }

        public DummyTweet getItemFromTweetId(int id) {
            for (int i = 0; i < tweetList.size(); i++)
                if (tweetList.get(i).id == id)
                    return tweetList.get(i);

            return null;
        }

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

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            // ここで各データを表示する処理を書く
            TweetListHolder holder;
            if (convertView == null) {
                convertView = inflater.inflate(R.layout.activity_main, null);
                holder = new TweetListHolder();
                holder.tweet = (TextView) convertView.findViewById(R.id.tweet);
                holder.screenName = (TextView) convertView
                        .findViewById(R.id.screen_name);
                convertView.setTag(holder);
            } else {
                holder = (TweetListHolder) convertView.getTag();
            }

            DummyTweet tweet = tweetList.get(position);
            holder.tweetid = tweet.getId();
            holder.screenName.setText(tweet.getScreenName());
            holder.tweet.setText(tweet.getTweet());

            return convertView;
        }
    }

    public static class TweetListHolder {
        public TextView tweet;
        public TextView screenName;
        public int tweetid;
    }

    public static class DummyTweet {
        private String tweet;
        private String screenName;
        private int id;

        public DummyTweet(String tweet, String screenName, int id) {
            this.tweet = tweet;
            this.screenName = screenName;
            this.id = id;
        }

        public static DummyTweet getInstance(String tweet, String screenName,
                int id) {
            return new DummyTweet(tweet, screenName, id);

        }

        public String getTweet() {
            return tweet;
        }

        public void setTweet(String tweet) {
            this.tweet = tweet;
        }

        public String getScreenName() {
            return screenName;
        }

        public void setScreenName(String screenName) {
            this.screenName = screenName;
        }

        public int getId() {
            return id;
        }

        public void setId(int id) {
            this.id = id;
        }

    }

}