src/net/yacy/yacyAndroid/YacyAndroidActivity.java

   1 package net.yacy.yacyAndroid;
   2
   3 import java.io.BufferedReader;
   4 import java.io.IOException;
   5 import java.io.InputStreamReader;
   6 import java.util.ArrayList;
   7
   8 import net.yacy.rss.Feed;
   9 import net.yacy.rss.FeedMessage;
  10 import net.yacy.rss.RSSFeedParser;
  11
  12 import org.apache.http.HttpResponse;
  13 import org.apache.http.client.ClientProtocolException;
  14 import org.apache.http.client.methods.HttpGet;
  15 import org.apache.http.client.methods.HttpPost;
  16 import org.apache.http.impl.client.DefaultHttpClient;
  17
  18 import android.app.Activity;
  19 import android.net.ConnectivityManager;
  20 import android.content.Context;
  21 import android.os.Bundle;
  22 import android.view.View;
  23 import android.widget.EditText;
  24 import android.widget.TextView;
  25 import android.widget.Toast;
  26
  27 public class YacyAndroidActivity extends Activity
  28 {
  29         // Beispiel: http://search.yacy.net/yacysearch.html
  30         // ?query=tagesspiegel&Enter=Search&verify=false
  31         // &nav=hosts%2Ctopics%2Cfiletype&startRecord=0
  32         // &resource=global&urlmaskfilter=.*&prefermaskfilter=
  33         // &indexof=off&meanCount=5&maximumRecords=10
  34         StringBuilder url = new StringBuilder("http://search.yacy.net/yacysearch.rss?query=");
  35         String urlRest = new String("&Enter=Search&verify=false&nav=hosts%2Ctopics%2Cfiletype&startRecord=0&resource=global&urlmaskfilter=.*&prefermaskfilter=&indexof=off&meanCount=5&maximumRecords=10");
  36
  37     /** Called when the activity is first created. */
  38     @Override
  39     public void onCreate(Bundle savedInstanceState)
  40     {
  41         super.onCreate(savedInstanceState);
  42         setContentView(R.layout.main);
  43     }
  44
  45     /** Send the search-query to yacy */
  46     public void onClickBtnSend(View view)
  47     {
  48 Context context = getApplicationContext();
  49         final DefaultHttpClient client = new DefaultHttpClient();
  50         final HttpGet get ;
  51         final HttpResponse response;
  52         final EditText eingabe;
  53         final StringBuilder tmp = new StringBuilder();
  54         final RSSFeedParser parser = new RSSFeedParser();
  55         final Feed feed;
  56         final ArrayList liste;
  57         FeedMessage fm = new FeedMessage();
  58         TextView ausgabe;
  59
  60         try
  61                 {
  62                 // Ein- und Ausgabefeld vorbereiten
  63                 eingabe = (EditText)findViewById(R.id.eingabe);
  64                 ausgabe = (TextView) findViewById(R.id.ausgabe);
  65                 url.append(eingabe.getText());
  66                 url.append(urlRest);
  67                 get = new HttpGet(url.toString());
  68                 response = client.execute(get);
  69                 // Rückgabe auslesen
  70                 BufferedReader rd = new BufferedReader(new InputStreamReader(
  71                                         response.getEntity().getContent()));
  72                         String line = "";
  73
  74                         while ((line = rd.readLine()) != null)
  75                         {
  76                                 tmp.append(line);
  77
  78                         }
  79                         // Rückgabe parsen
  80                         liste = parser.readFeed(tmp);
  81                         for (int i = 0; i < liste.size(); i++)
  82                         {
  83                                 fm = (FeedMessage) liste.get(i);
  84                                 ausgabe.append(System.getProperty("line.separator"));
  85                                 ausgabe.append(fm.getTitle());
  86                                 ausgabe.append(System.getProperty("line.separator"));
  87                                 ausgabe.append(fm.getLink());
  88                         }
  89 //Toast toast = Toast.makeText(context, tmp.toString(), Toast.LENGTH_LONG);
  90 //toast.show();
  91                 }
  92                 catch (ClientProtocolException e)
  93                 {
  94                         // TODO Auto-generated catch block
  95                         e.printStackTrace();
  96                 }
  97                 catch (IOException e)
  98                 {
  99                         // TODO Auto-generated catch block
 100                         e.printStackTrace();
 101                 }
 102         catch (Exception e)
 103                 {
 104                         // TODO Auto-generated catch block
 105                         e.printStackTrace();
 106                 }
 107 Toast toast = Toast.makeText(context, "Programmende", Toast.LENGTH_LONG);
 108 toast.show();
 109
 110
 111
 112     }
 113 }