CSVファイルダウンロード＜サービス＞

gistfile1.java

import java.io.BufferedReader;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import org.apache.http.HttpException;
import android.app.IntentService;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;

public class DownloadService extends IntentService{
	static final String TAG = "Download1";
	
	public DownloadService(){
		super(TAG);
	}// DownloadService
	
	@Override
	protected void onHandleIntent(Intent intent){
		try{
			Bundle bundle = intent.getExtras();
			if(bundle == null){
				Log.d(TAG, "bundle == null");
				return;
			}// if
			String urlString = bundle.getString("url");
			
			URL url = new URL(urlString);
			String fileName = getFileNameFromURL(url);
			Log.d(TAG, fileName);
			URLConnection conn = url.openConnection();
			
			HttpURLConnection httpConn = (HttpURLConnection) conn;
			httpConn.setAllowUserInteraction(false);
			httpConn.setInstanceFollowRedirects(true);
			httpConn.setRequestMethod("GET");
			httpConn.connect();
			int response = httpConn.getResponseCode();
			
			if(response != HttpURLConnection.HTTP_OK){
				throw new HttpException();
			}// if
			
			InputStream in = httpConn.getInputStream();
			FileOutputStream outStream = openFileOutput(fileName, MODE_PRIVATE);
			
			BufferedReader reader = new BufferedReader(new InputStreamReader(in));
			String line;
			OutputStreamWriter outWri = new OutputStreamWriter(outStream);
			while((line = reader.readLine()) != null){

				outWri.write(line + "\n");
			}// while
			sendBroadcast(fileName);
			
			in.close();
			outWri.close();
			
		}catch(IOException e){
			Log.d(TAG, "IOException");
		}catch(HttpException e){
			Log.d(TAG, "HttpException");
		}// catch
	}// onHandleIntent
	
	protected void sendBroadcast(String fileName){
		Intent broadcastIntent = new Intent();
		Log.d(TAG, "fileName = " + fileName);
		
		broadcastIntent.putExtra("fileName", fileName);
		broadcastIntent.setAction("DOWNLOAD_ACTION");
		getBaseContext().sendBroadcast(broadcastIntent);
	}// sendProgressBroadcast
	
	protected String getFileNameFromURL(URL url){
		String[] p = url.getFile().split("/");
		String s = p[p.length - 1];
		if(s.indexOf("?") > -1){
			return s.substring(0, s.indexOf("?"));
		}// if
		return s;
	}// getFileNameFromURL
	
}//DownloadService