ad service_id field, and pulled video/audio stream out of streaminfo

app/src/androidTest/java/org/schabi/newpipe/extractor/youtube/YoutubeSearchEngineTest.java

@@ -4,10 +4,12 @@ import android.test.AndroidTestCase;
 
 import org.apache.commons.lang.exception.ExceptionUtils;
 import org.schabi.newpipe.extractor.SearchResult;
+import org.schabi.newpipe.extractor.ServiceList;
 import org.schabi.newpipe.extractor.StreamPreviewInfo;
 import org.schabi.newpipe.extractor.SearchEngine;
 import org.schabi.newpipe.extractor.services.youtube.YoutubeSearchEngine;
 import org.schabi.newpipe.Downloader;
+import org.schabi.newpipe.extractor.services.youtube.YoutubeService;
 
 import java.util.ArrayList;
 
@@ -38,7 +40,8 @@ public class YoutubeSearchEngineTest extends AndroidTestCase {
     @Override
     public void setUp() throws Exception{
         super.setUp();
-        SearchEngine engine = new YoutubeSearchEngine();
+        SearchEngine engine = ServiceList.getService("Youtube")
+                .getSearchEngineInstance(new Downloader());
 
         result = engine.search("bla",
                 0, "de", new Downloader()).getSearchResult();

app/src/androidTest/java/org/schabi/newpipe/extractor/youtube/YoutubeStreamExtractorDefaultTest.java

@@ -5,6 +5,9 @@ import android.test.AndroidTestCase;
 import org.schabi.newpipe.Downloader;
 import org.schabi.newpipe.extractor.ExtractionException;
 import org.schabi.newpipe.extractor.ParsingException;
+import org.schabi.newpipe.extractor.ServiceList;
+import org.schabi.newpipe.extractor.StreamExtractor;
+import org.schabi.newpipe.extractor.VideoStream;
 import org.schabi.newpipe.extractor.services.youtube.YoutubeStreamExtractor;
 import org.schabi.newpipe.extractor.StreamInfo;
 
@@ -31,15 +34,15 @@ import java.io.IOException;
  */
 
 public class YoutubeStreamExtractorDefaultTest extends AndroidTestCase {
-    private YoutubeStreamExtractor extractor;
+    private StreamExtractor extractor;
 
     public void setUp() throws IOException, ExtractionException {
         /* some anonymus video test
         extractor = new YoutubeStreamExtractor("https://www.youtube.com/watch?v=FmG385_uUys",
                 new Downloader()); */
         /* some vevo video (suggested to test against) */
-        extractor = new YoutubeStreamExtractor("https://www.youtube.com/watch?v=YQHsXMglC9A",
+        extractor = ServiceList.getService("Youtube")
-                new Downloader());
+                .getExtractorInstance("https://www.youtube.com/watch?v=YQHsXMglC9A", new Downloader());
     }
 
     public void testGetInvalidTimeStamp() throws ParsingException {
@@ -48,8 +51,9 @@ public class YoutubeStreamExtractorDefaultTest extends AndroidTestCase {
     }
 
     public void testGetValidTimeStamp() throws ExtractionException, IOException {
-        YoutubeStreamExtractor extractor =
+        StreamExtractor extractor =
-                new YoutubeStreamExtractor("https://youtu.be/FmG385_uUys?t=174", new Downloader());
+                ServiceList.getService("Youtube")
+                        .getExtractorInstance("https://youtu.be/FmG385_uUys?t=174", new Downloader());
         assertTrue(Integer.toString(extractor.getTimeStamp()),
                 extractor.getTimeStamp() == 174);
     }
@@ -94,7 +98,7 @@ public class YoutubeStreamExtractorDefaultTest extends AndroidTestCase {
     }
 
     public void testGetVideoStreams() throws ParsingException {
-        for(StreamInfo.VideoStream s : extractor.getVideoStreams()) {
+        for(VideoStream s : extractor.getVideoStreams()) {
             assertTrue(s.url,
                     s.url.contains("https://"));
             assertTrue(s.resolution.length() > 0);

app/src/androidTest/java/org/schabi/newpipe/extractor/youtube/YoutubeStreamExtractorGemaTest.java

@@ -4,6 +4,7 @@ import android.test.AndroidTestCase;
 
 import org.schabi.newpipe.Downloader;
 import org.schabi.newpipe.extractor.ExtractionException;
+import org.schabi.newpipe.extractor.ServiceList;
 import org.schabi.newpipe.extractor.services.youtube.YoutubeStreamExtractor;
 
 import java.io.IOException;
@@ -38,9 +39,9 @@ public class YoutubeStreamExtractorGemaTest extends AndroidTestCase {
     public void testGemaError() throws IOException, ExtractionException {
         if(testActive) {
             try {
-                new YoutubeStreamExtractor("https://www.youtube.com/watch?v=3O1_3zBUKM8",
+                ServiceList.getService("Youtube")
+                        .getExtractorInstance("https://www.youtube.com/watch?v=3O1_3zBUKM8",
                         new Downloader());
-                assertTrue("Gema exception not thrown", false);
             } catch(YoutubeStreamExtractor.GemaException ge) {
                 assertTrue(true);
             }

app/src/androidTest/java/org/schabi/newpipe/extractor/youtube/YoutubeStreamExtractorRestrictedTest.java

@@ -5,17 +5,21 @@ import android.test.AndroidTestCase;
 import org.schabi.newpipe.Downloader;
 import org.schabi.newpipe.extractor.ExtractionException;
 import org.schabi.newpipe.extractor.ParsingException;
+import org.schabi.newpipe.extractor.ServiceList;
+import org.schabi.newpipe.extractor.StreamExtractor;
 import org.schabi.newpipe.extractor.StreamInfo;
+import org.schabi.newpipe.extractor.VideoStream;
 import org.schabi.newpipe.extractor.services.youtube.YoutubeStreamExtractor;
 
 import java.io.IOException;
 
 public class YoutubeStreamExtractorRestrictedTest extends AndroidTestCase {
-    private YoutubeStreamExtractor extractor;
+    private StreamExtractor extractor;
 
     public void setUp() throws IOException, ExtractionException {
-        extractor = new YoutubeStreamExtractor("https://www.youtube.com/watch?v=i6JTvzrpBy0",
+        extractor = ServiceList.getService("Youtube")
-                new Downloader());
+                .getExtractorInstance("https://www.youtube.com/watch?v=i6JTvzrpBy0",
+                        new Downloader());
     }
 
     public void testGetInvalidTimeStamp() throws ParsingException {
@@ -24,8 +28,9 @@ public class YoutubeStreamExtractorRestrictedTest extends AndroidTestCase {
     }
 
     public void testGetValidTimeStamp() throws ExtractionException, IOException {
-        YoutubeStreamExtractor extractor =
+        StreamExtractor extractor=ServiceList.getService("Youtube")
-                new YoutubeStreamExtractor("https://youtu.be/FmG385_uUys?t=174", new Downloader());
+                .getExtractorInstance("https://youtu.be/FmG385_uUys?t=174",
+                        new Downloader());
         assertTrue(Integer.toString(extractor.getTimeStamp()),
                 extractor.getTimeStamp() == 174);
     }
@@ -73,7 +78,7 @@ public class YoutubeStreamExtractorRestrictedTest extends AndroidTestCase {
     }
 
     public void testGetVideoStreams() throws ParsingException {
-        for(StreamInfo.VideoStream s : extractor.getVideoStreams()) {
+        for(VideoStream s : extractor.getVideoStreams()) {
             assertTrue(s.url,
                     s.url.contains("https://"));
             assertTrue(s.resolution.length() > 0);

app/src/main/java/org/schabi/newpipe/ActionBarHandler.java

@@ -13,6 +13,7 @@ import android.widget.ArrayAdapter;
 
 import org.schabi.newpipe.extractor.MediaFormat;
 import org.schabi.newpipe.extractor.StreamInfo;
+import org.schabi.newpipe.extractor.VideoStream;
 
 import java.util.List;
 
@@ -75,7 +76,7 @@ class ActionBarHandler {
         }
     }
 
-    public void setupStreamList(final List<StreamInfo.VideoStream> videoStreams) {
+    public void setupStreamList(final List<VideoStream> videoStreams) {
         if (activity != null) {
             selectedVideoStream = 0;
 
@@ -83,7 +84,7 @@ class ActionBarHandler {
             // this array will be shown in the dropdown menu for selecting the stream/resolution.
             String[] itemArray = new String[videoStreams.size()];
             for (int i = 0; i < videoStreams.size(); i++) {
-                StreamInfo.VideoStream item = videoStreams.get(i);
+                VideoStream item = videoStreams.get(i);
                 itemArray[i] = MediaFormat.getNameById(item.format) + " " + item.resolution;
             }
             int defaultResolution = getDefaultResolution(videoStreams);
@@ -108,13 +109,13 @@ class ActionBarHandler {
     }
 
 
-    private int getDefaultResolution(final List<StreamInfo.VideoStream> videoStreams) {
+    private int getDefaultResolution(final List<VideoStream> videoStreams) {
         String defaultResolution = defaultPreferences
                 .getString(activity.getString(R.string.default_resolution_key),
                         activity.getString(R.string.default_resolution_value));
 
         for (int i = 0; i < videoStreams.size(); i++) {
-            StreamInfo.VideoStream item = videoStreams.get(i);
+            VideoStream item = videoStreams.get(i);
             if (defaultResolution.equals(item.resolution)) {
                 return i;
             }

app/src/main/java/org/schabi/newpipe/VideoItemDetailActivity.java

@@ -73,7 +73,7 @@ public class VideoItemDetailActivity extends AppCompatActivity {
                 StreamingService[] serviceList = ServiceList.getServices();
                 //StreamExtractor videoExtractor = null;
                 for (int i = 0; i < serviceList.length; i++) {
-                    if (serviceList[i].getUrlIdHandler().acceptUrl(videoUrl)) {
+                    if (serviceList[i].getUrlIdHandlerInstance().acceptUrl(videoUrl)) {
                         arguments.putInt(VideoItemDetailFragment.STREAMING_SERVICE, i);
                         currentStreamingService = i;
                         //videoExtractor = ServiceList.getService(i).getExtractorInstance();

app/src/main/java/org/schabi/newpipe/VideoItemDetailFragment.java

@@ -46,6 +46,7 @@ import com.nostra13.universalimageloader.core.listener.ImageLoadingListener;
 import java.util.ArrayList;
 import java.util.Vector;
 
+import org.schabi.newpipe.extractor.AudioStream;
 import org.schabi.newpipe.extractor.MediaFormat;
 import org.schabi.newpipe.extractor.ParsingException;
 import org.schabi.newpipe.extractor.ServiceList;
@@ -53,6 +54,7 @@ import org.schabi.newpipe.extractor.StreamExtractor;
 import org.schabi.newpipe.extractor.StreamInfo;
 import org.schabi.newpipe.extractor.StreamPreviewInfo;
 import org.schabi.newpipe.extractor.StreamingService;
+import org.schabi.newpipe.extractor.VideoStream;
 import org.schabi.newpipe.extractor.services.youtube.YoutubeStreamExtractor;
 
 
@@ -388,8 +390,8 @@ public class VideoItemDetailFragment extends Fragment {
             descriptionView.setMovementMethod(LinkMovementMethod.getInstance());
 
             // parse streams
-            Vector<StreamInfo.VideoStream> streamsToUse = new Vector<>();
+            Vector<VideoStream> streamsToUse = new Vector<>();
-            for (StreamInfo.VideoStream i : info.video_streams) {
+            for (VideoStream i : info.video_streams) {
                 if (useStream(i, streamsToUse)) {
                     streamsToUse.add(i);
                 }
@@ -555,7 +557,7 @@ public class VideoItemDetailFragment extends Fragment {
                     // website which was crawled. Then the ui has to understand this and act right.
 
                     if (info.audio_streams != null) {
-                        StreamInfo.AudioStream audioStream =
+                        AudioStream audioStream =
                                 info.audio_streams.get(getPreferredAudioStreamId(info));
 
                         String audioSuffix = "." + MediaFormat.getSuffixById(audioStream.format);
@@ -564,7 +566,7 @@ public class VideoItemDetailFragment extends Fragment {
                     }
 
                     if (info.video_streams != null) {
-                        StreamInfo.VideoStream selectedStreamItem = info.video_streams.get(selectedStreamId);
+                        VideoStream selectedStreamItem = info.video_streams.get(selectedStreamId);
                         String videoSuffix = "." + MediaFormat.getSuffixById(selectedStreamItem.format);
                         args.putString(DownloadDialog.FILE_SUFFIX_VIDEO, videoSuffix);
                         args.putString(DownloadDialog.VIDEO_URL, selectedStreamItem.url);
@@ -591,7 +593,7 @@ public class VideoItemDetailFragment extends Fragment {
                     boolean useExternalAudioPlayer = PreferenceManager.getDefaultSharedPreferences(activity)
                             .getBoolean(activity.getString(R.string.use_external_audio_player_key), false);
                     Intent intent;
-                    StreamInfo.AudioStream audioStream =
+                    AudioStream audioStream =
                             info.audio_streams.get(getPreferredAudioStreamId(info));
                     if (!useExternalAudioPlayer && android.os.Build.VERSION.SDK_INT >= 18) {
                         //internal music player: explicit intent
@@ -754,8 +756,8 @@ public class VideoItemDetailFragment extends Fragment {
                 .show();
     }
 
-    private boolean useStream(StreamInfo.VideoStream stream, Vector<StreamInfo.VideoStream> streams) {
+    private boolean useStream(VideoStream stream, Vector<VideoStream> streams) {
-        for(StreamInfo.VideoStream i : streams) {
+        for(VideoStream i : streams) {
             if(i.resolution.equals(stream.resolution)) {
                 return false;
             }
@@ -847,7 +849,7 @@ public class VideoItemDetailFragment extends Fragment {
 
     public void playVideo(final StreamInfo info) {
         // ----------- THE MAGIC MOMENT ---------------
-        StreamInfo.VideoStream selectedVideoStream =
+        VideoStream selectedVideoStream =
                 info.video_streams.get(actionBarHandler.getSelectedVideoStream());
 
         if (PreferenceManager.getDefaultSharedPreferences(activity)

app/src/main/java/org/schabi/newpipe/VideoItemListActivity.java

@@ -357,7 +357,8 @@ public class VideoItemListActivity extends AppCompatActivity
     }
 
     private void searchSuggestions(String query) {
-        suggestionSearchRunnable = new SuggestionSearchRunnable(streamingService.getSearchEngineInstance(),
+        suggestionSearchRunnable =
+                new SuggestionSearchRunnable(streamingService.getSearchEngineInstance(new Downloader()),
                 query);
         searchThread = new Thread(suggestionSearchRunnable);
         searchThread.start();

app/src/main/java/org/schabi/newpipe/VideoItemListFragment.java

@@ -185,7 +185,7 @@ public class VideoItemListFragment extends ListFragment {
     private void startSearch(String query, int page) {
         currentRequestId++;
         terminateThreads();
-        searchRunnable = new SearchRunnable(streamingService.getSearchEngineInstance(),
+        searchRunnable = new SearchRunnable(streamingService.getSearchEngineInstance(new Downloader()),
                                             query, page, currentRequestId);
         searchThread = new Thread(searchRunnable);
         searchThread.start();

app/src/main/java/org/schabi/newpipe/extractor/AbstractVideoInfo.java

@@ -22,6 +22,7 @@ import android.graphics.Bitmap;
 
 /**Common properties between StreamInfo and StreamPreviewInfo.*/
 public abstract class AbstractVideoInfo {
+    public int service_id = -1;
     public String id = "";
     public String title = "";
     public String uploader = "";

app/src/main/java/org/schabi/newpipe/extractor/AudioStream.java

@@ -0,0 +1,46 @@
+package org.schabi.newpipe.extractor;
+
+/**
+ * Created by Christian Schabesberger on 04.03.16.
+ *
+ * Copyright (C) Christian Schabesberger 2016 <chris.schabesberger@mailbox.org>
+ * AudioStream.java is part of NewPipe.
+ *
+ * NewPipe is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * NewPipe is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with NewPipe.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+public class AudioStream {
+    public String url = "";
+    public int format = -1;
+    public int bandwidth = -1;
+    public int sampling_rate = -1;
+
+    public AudioStream(String url, int format, int bandwidth, int samplingRate) {
+        this.url = url; this.format = format;
+        this.bandwidth = bandwidth; this.sampling_rate = samplingRate;
+    }
+
+    // reveals wether two streams are the same, but have diferent urls
+    public boolean equalStats(AudioStream cmp) {
+        return format == cmp.format
+                && bandwidth == cmp.bandwidth
+                && sampling_rate == cmp.sampling_rate;
+    }
+
+    // revelas wether two streams are equal
+    public boolean equals(AudioStream cmp) {
+        return equalStats(cmp)
+                && url == cmp.url;
+    }
+}

app/src/main/java/org/schabi/newpipe/extractor/DashMpdParser.java

@@ -37,7 +37,7 @@ public class DashMpdParser {
         }
     }
 
-    public static List<StreamInfo.AudioStream> getAudioStreams(String dashManifestUrl,
+    public static List<AudioStream> getAudioStreams(String dashManifestUrl,
                                                              Downloader downloader)
             throws DashMpdParsingException {
         String dashDoc;
@@ -46,7 +46,7 @@ public class DashMpdParser {
         } catch(IOException ioe) {
             throw new DashMpdParsingException("Could not get dash mpd: " + dashManifestUrl, ioe);
         }
-        Vector<StreamInfo.AudioStream> audioStreams = new Vector<>();
+        Vector<AudioStream> audioStreams = new Vector<>();
         try {
             XmlPullParser parser = Xml.newPullParser();
             parser.setInput(new StringReader(dashDoc));
@@ -83,7 +83,7 @@ public class DashMpdParser {
                             } else if(currentMimeType.equals(MediaFormat.M4A.mimeType)) {
                                 format = MediaFormat.M4A.id;
                             }
-                            audioStreams.add(new StreamInfo.AudioStream(parser.getText(),
+                            audioStreams.add(new AudioStream(parser.getText(),
                                     format, currentBandwidth, currentSamplingRate));
                         }
                         break;

app/src/main/java/org/schabi/newpipe/extractor/SearchEngine.java

@@ -26,17 +26,29 @@ import java.util.Vector;
  */
 
 @SuppressWarnings("ALL")
-public interface SearchEngine {
+public abstract class SearchEngine {
-    public class NothingFoundException extends ExtractionException {
+    public static class NothingFoundException extends ExtractionException {
         public NothingFoundException(String message) {
             super(message);
         }
     }
 
-    ArrayList<String> suggestionList(String query,String contentCountry, Downloader dl)
+    private StreamPreviewInfoCollector collector;
+
+    public SearchEngine(StreamUrlIdHandler urlIdHandler, int serviceId) {
+        collector = new StreamPreviewInfoCollector(urlIdHandler, serviceId);
+    }
+
+    public StreamPreviewInfoCollector getStreamPreviewInfoCollector() {
+        return collector;
+    }
+
+    public abstract ArrayList<String> suggestionList(
+            String query,String contentCountry, Downloader dl)
             throws ExtractionException, IOException;
 
     //Result search(String query, int page);
-    StreamPreviewInfoCollector search(String query, int page, String contentCountry, Downloader dl)
+    public abstract StreamPreviewInfoCollector search(
+            String query, int page, String contentCountry, Downloader dl)
             throws ExtractionException, IOException;
 }

app/src/main/java/org/schabi/newpipe/extractor/ServiceList.java

@@ -31,7 +31,7 @@ import org.schabi.newpipe.extractor.services.youtube.YoutubeService;
 public class ServiceList {
     private static final String TAG = ServiceList.class.toString();
     private static final StreamingService[] services = {
-        new YoutubeService()
+        new YoutubeService(0)
     };
     public static StreamingService[] getServices() {
         return services;

app/src/main/java/org/schabi/newpipe/extractor/StreamExtractor.java

@@ -26,7 +26,9 @@ import java.util.List;
 
 
 @SuppressWarnings("ALL")
-public interface StreamExtractor {
+public abstract class StreamExtractor {
+
+    private int serviceId;
 
     public class ExctractorInitException extends ExtractionException {
         public ExctractorInitException(String message) {
@@ -49,6 +51,10 @@ public interface StreamExtractor {
         }
     }
 
+    public StreamExtractor(String url, Downloader dl, int serviceId) {
+        this.serviceId = serviceId;
+    }
+
     public abstract int getTimeStamp() throws ParsingException;
     public abstract String getTitle() throws ParsingException;
     public abstract String getDescription() throws ParsingException;
@@ -58,9 +64,9 @@ public interface StreamExtractor {
     public abstract String getUploadDate() throws ParsingException;
     public abstract String getThumbnailUrl() throws ParsingException;
     public abstract String getUploaderThumbnailUrl() throws ParsingException;
-    public abstract List<StreamInfo.AudioStream> getAudioStreams() throws ParsingException;
+    public abstract List<AudioStream> getAudioStreams() throws ParsingException;
-    public abstract List<StreamInfo.VideoStream> getVideoStreams() throws ParsingException;
+    public abstract List<VideoStream> getVideoStreams() throws ParsingException;
-    public abstract List<StreamInfo.VideoStream> getVideoOnlyStreams() throws ParsingException;
+    public abstract List<VideoStream> getVideoOnlyStreams() throws ParsingException;
     public abstract String getDashMpdUrl() throws ParsingException;
     public abstract int getAgeLimit() throws ParsingException;
     public abstract String getAverageRating() throws ParsingException;
@@ -70,4 +76,7 @@ public interface StreamExtractor {
     public abstract List<StreamPreviewInfo> getRelatedVideos() throws ParsingException;
     public abstract StreamUrlIdHandler getUrlIdConverter();
     public abstract String getPageUrl();
+    public int getServiceId() {
+        return serviceId;
+    }
 }

app/src/main/java/org/schabi/newpipe/extractor/StreamInfo.java

@@ -55,6 +55,7 @@ public class StreamInfo extends AbstractVideoInfo {
 
         StreamUrlIdHandler uiconv = extractor.getUrlIdConverter();
 
+        streamInfo.service_id = extractor.getServiceId();
         streamInfo.webpage_url = extractor.getPageUrl();
         streamInfo.id = uiconv.getVideoId(extractor.getPageUrl());
         streamInfo.title = extractor.getTitle();
@@ -231,12 +232,15 @@ public class StreamInfo extends AbstractVideoInfo {
     public List<StreamPreviewInfo> related_videos = null;
     //in seconds. some metadata is not passed using a StreamInfo object!
     public int start_position = 0;
-    //todo: public int service_id = -1;
 
     public List<Exception> errors = new Vector<>();
 
     public StreamInfo() {}
 
+    public void addException(Exception e) {
+        errors.add(e);
+    }
+
     /**Creates a new StreamInfo object from an existing AbstractVideoInfo.
      * All the shared properties are copied to the new StreamInfo.*/
     @SuppressWarnings("WeakerAccess")
@@ -262,57 +266,4 @@ public class StreamInfo extends AbstractVideoInfo {
             this.duration = ((StreamPreviewInfo)avi).duration;
         }
     }
-
-    public static class VideoStream {
-        //url of the stream
-        public String url = "";
-        public int format = -1;
-        public String resolution = "";
-
-        public VideoStream(String url, int format, String res) {
-            this.url = url; this.format = format; resolution = res;
-        }
-
-        // reveals wether two streams are the same, but have diferent urls
-        public boolean equalStats(VideoStream cmp) {
-            return format == cmp.format
-                    && resolution == cmp.resolution;
-        }
-
-        // revelas wether two streams are equal
-        public boolean equals(VideoStream cmp) {
-            return equalStats(cmp)
-                    && url == cmp.url;
-        }
-    }
-
-    @SuppressWarnings("unused")
-    public static class AudioStream {
-        public String url = "";
-        public int format = -1;
-        public int bandwidth = -1;
-        public int sampling_rate = -1;
-
-        public AudioStream(String url, int format, int bandwidth, int samplingRate) {
-            this.url = url; this.format = format;
-            this.bandwidth = bandwidth; this.sampling_rate = samplingRate;
-        }
-
-        // reveals wether two streams are the same, but have diferent urls
-        public boolean equalStats(AudioStream cmp) {
-            return format == cmp.format
-                    && bandwidth == cmp.bandwidth
-                    && sampling_rate == cmp.sampling_rate;
-        }
-
-        // revelas wether two streams are equal
-        public boolean equals(AudioStream cmp) {
-            return equalStats(cmp)
-                    && url == cmp.url;
-        }
-    }
-
-    public void addException(Exception e) {
-        errors.add(e);
-    }
 }

app/src/main/java/org/schabi/newpipe/extractor/StreamPreviewInfoCollector.java

@@ -23,11 +23,13 @@ import org.schabi.newpipe.extractor.services.youtube.YoutubeStreamUrlIdHandler;
  */
 
 public class StreamPreviewInfoCollector {
-    SearchResult result = new SearchResult();
+    private SearchResult result = new SearchResult();
-    StreamUrlIdHandler urlIdHandler = null;
+    private StreamUrlIdHandler urlIdHandler = null;
+    private int serviceId = -1;
 
-    public StreamPreviewInfoCollector(StreamUrlIdHandler handler) {
+    public StreamPreviewInfoCollector(StreamUrlIdHandler handler, int serviceId) {
         urlIdHandler = handler;
+        this.serviceId = serviceId;
     }
 
     public void setSuggestion(String suggestion) {
@@ -46,6 +48,7 @@ public class StreamPreviewInfoCollector {
         try {
             StreamPreviewInfo resultItem = new StreamPreviewInfo();
             // importand information
+            resultItem.service_id = serviceId;
             resultItem.webpage_url = extractor.getWebPageUrl();
             if (urlIdHandler == null) {
                 throw new ParsingException("Error: UrlIdHandler not set");
@@ -81,7 +84,6 @@ public class StreamPreviewInfoCollector {
                 addError(e);
             }
 
-
             result.resultList.add(resultItem);
         } catch (Exception e) {
             addError(e);

app/src/main/java/org/schabi/newpipe/extractor/StreamingService.java

@@ -22,16 +22,25 @@ import java.io.IOException;
  * along with NewPipe.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-public interface StreamingService {
+public abstract class StreamingService {
-    class ServiceInfo {
+    public class ServiceInfo {
         public String name = "";
     }
-    ServiceInfo getServiceInfo();
+
-    StreamExtractor getExtractorInstance(String url, Downloader downloader)
+    private int serviceId;
+
+    public StreamingService(int id) {
+        serviceId = id;
+    }
+
+    public abstract ServiceInfo getServiceInfo();
+
+    public abstract StreamExtractor getExtractorInstance(String url, Downloader downloader)
             throws IOException, ExtractionException;
-    SearchEngine getSearchEngineInstance();
+    public abstract SearchEngine getSearchEngineInstance(Downloader downloader);
-
+    public abstract StreamUrlIdHandler getUrlIdHandlerInstance();
-    StreamUrlIdHandler getUrlIdHandler();
-
 
+    public final int getServiceId() {
+        return serviceId;
+    }
 }

app/src/main/java/org/schabi/newpipe/extractor/VideoStream.java

@@ -0,0 +1,44 @@
+package org.schabi.newpipe.extractor;
+
+/**
+ * Created by Christian Schabesberger on 04.03.16.
+ *
+ * Copyright (C) Christian Schabesberger 2016 <chris.schabesberger@mailbox.org>
+ * VideoStream.java is part of NewPipe.
+ *
+ * NewPipe is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * NewPipe is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with NewPipe.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+public class VideoStream {
+    //url of the stream
+    public String url = "";
+    public int format = -1;
+    public String resolution = "";
+
+    public VideoStream(String url, int format, String res) {
+        this.url = url; this.format = format; resolution = res;
+    }
+
+    // reveals wether two streams are the same, but have diferent urls
+    public boolean equalStats(VideoStream cmp) {
+        return format == cmp.format
+                && resolution == cmp.resolution;
+    }
+
+    // revelas wether two streams are equal
+    public boolean equals(VideoStream cmp) {
+        return equalStats(cmp)
+                && url == cmp.url;
+    }
+}

app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeParsingHelper.java

@@ -29,7 +29,7 @@ public class YoutubeParsingHelper {
         String days = "0";
         String hours = "0";
         String minutes = "0";
-        String seconds = "0";
+        String seconds;
 
         switch(splitInput.length) {
             case 4:

app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeSearchEngine.java

@@ -14,6 +14,7 @@ import org.schabi.newpipe.extractor.SearchEngine;
 import org.schabi.newpipe.extractor.StreamExtractor;
 import org.schabi.newpipe.extractor.StreamPreviewInfoCollector;
 import org.schabi.newpipe.extractor.StreamPreviewInfoExtractor;
+import org.schabi.newpipe.extractor.StreamUrlIdHandler;
 import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
 import org.xml.sax.InputSource;
@@ -47,15 +48,18 @@ import javax.xml.parsers.ParserConfigurationException;
  * along with NewPipe.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-public class YoutubeSearchEngine implements SearchEngine {
+public class YoutubeSearchEngine extends SearchEngine {
 
     private static final String TAG = YoutubeSearchEngine.class.toString();
 
+    public YoutubeSearchEngine(StreamUrlIdHandler urlIdHandler, int serviceId) {
+        super(urlIdHandler, serviceId);
+    }
+
     @Override
     public StreamPreviewInfoCollector search(String query, int page, String languageCode, Downloader downloader)
             throws IOException, ExtractionException {
-        StreamPreviewInfoCollector collector = new StreamPreviewInfoCollector(
+        StreamPreviewInfoCollector collector = getStreamPreviewInfoCollector();
-                new YoutubeStreamUrlIdHandler());
         Uri.Builder builder = new Uri.Builder();
         builder.scheme("https")
                 .authority("www.youtube.com")

app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeService.java

@@ -30,7 +30,12 @@ import java.io.IOException;
  * along with NewPipe.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-public class YoutubeService implements StreamingService {
+public class YoutubeService extends StreamingService {
+
+    public YoutubeService(int id) {
+        super(id);
+    }
+
     @Override
     public ServiceInfo getServiceInfo() {
         ServiceInfo serviceInfo = new ServiceInfo();
@@ -42,19 +47,19 @@ public class YoutubeService implements StreamingService {
             throws ExtractionException, IOException {
         StreamUrlIdHandler urlIdHandler = new YoutubeStreamUrlIdHandler();
         if(urlIdHandler.acceptUrl(url)) {
-            return new YoutubeStreamExtractor(url, downloader) ;
+            return new YoutubeStreamExtractor(url, downloader, getServiceId());
         }
         else {
             throw new IllegalArgumentException("supplied String is not a valid Youtube URL");
         }
     }
     @Override
-    public SearchEngine getSearchEngineInstance() {
+    public SearchEngine getSearchEngineInstance(Downloader downloader) {
-        return new YoutubeSearchEngine();
+        return new YoutubeSearchEngine(getUrlIdHandlerInstance(), getServiceId());
     }
 
     @Override
-    public StreamUrlIdHandler getUrlIdHandler() {
+    public StreamUrlIdHandler getUrlIdHandlerInstance() {
         return new YoutubeStreamUrlIdHandler();
     }
 }

app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeStreamExtractor.java

@@ -10,6 +10,7 @@ import org.jsoup.nodes.Element;
 import org.mozilla.javascript.Context;
 import org.mozilla.javascript.Function;
 import org.mozilla.javascript.ScriptableObject;
+import org.schabi.newpipe.extractor.AudioStream;
 import org.schabi.newpipe.extractor.ExtractionException;
 import org.schabi.newpipe.extractor.Downloader;
 import org.schabi.newpipe.extractor.Parser;
@@ -19,6 +20,7 @@ import org.schabi.newpipe.extractor.StreamPreviewInfo;
 import org.schabi.newpipe.extractor.StreamUrlIdHandler;
 import org.schabi.newpipe.extractor.StreamExtractor;
 import org.schabi.newpipe.extractor.MediaFormat;
+import org.schabi.newpipe.extractor.VideoStream;
 
 import java.io.IOException;
 import java.util.List;
@@ -47,7 +49,7 @@ import java.util.regex.Pattern;
  * along with NewPipe.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-public class YoutubeStreamExtractor implements StreamExtractor {
+public class YoutubeStreamExtractor extends StreamExtractor {
 
     // exceptions
 
@@ -181,7 +183,9 @@ public class YoutubeStreamExtractor implements StreamExtractor {
 
     private Downloader downloader;
 
-    public YoutubeStreamExtractor(String pageUrl, Downloader dl) throws ExtractionException, IOException {
+    public YoutubeStreamExtractor(String pageUrl, Downloader dl, int serviceId)
+            throws ExtractionException, IOException {
+        super(pageUrl, dl, serviceId);
         //most common videoInfo fields are now set in our superclass, for all services
         downloader = dl;
         this.pageUrl = pageUrl;
@@ -430,8 +434,8 @@ public class YoutubeStreamExtractor implements StreamExtractor {
 
 
     @Override
-    public List<StreamInfo.AudioStream> getAudioStreams() throws ParsingException {
+    public List<AudioStream> getAudioStreams() throws ParsingException {
-        Vector<StreamInfo.AudioStream> audioStreams = new Vector<>();
+        Vector<AudioStream> audioStreams = new Vector<>();
         try{
             String encoded_url_map;
             // playerArgs could be null if the video is age restricted
@@ -458,7 +462,7 @@ public class YoutubeStreamExtractor implements StreamExtractor {
                                     + decryptSignature(tags.get("s"), decryptionCode);
                         }
 
-                        audioStreams.add(new StreamInfo.AudioStream(streamUrl,
+                        audioStreams.add(new AudioStream(streamUrl,
                                 itagItem.mediaFormatId,
                                 itagItem.bandWidth,
                                 itagItem.samplingRate));
@@ -472,8 +476,8 @@ public class YoutubeStreamExtractor implements StreamExtractor {
     }
 
     @Override
-    public List<StreamInfo.VideoStream> getVideoStreams() throws ParsingException {
+    public List<VideoStream> getVideoStreams() throws ParsingException {
-        Vector<StreamInfo.VideoStream> videoStreams = new Vector<>();
+        Vector<VideoStream> videoStreams = new Vector<>();
 
         try{
             String encoded_url_map;
@@ -501,7 +505,7 @@ public class YoutubeStreamExtractor implements StreamExtractor {
                                 streamUrl = streamUrl + "&signature="
                                         + decryptSignature(tags.get("s"), decryptionCode);
                             }
-                            videoStreams.add(new StreamInfo.VideoStream(
+                            videoStreams.add(new VideoStream(
                                     streamUrl,
                                     itagItem.mediaFormatId,
                                     itagItem.resolutionString));
@@ -524,7 +528,7 @@ public class YoutubeStreamExtractor implements StreamExtractor {
     }
 
     @Override
-    public List<StreamInfo.VideoStream> getVideoOnlyStreams() throws ParsingException {
+    public List<VideoStream> getVideoOnlyStreams() throws ParsingException {
         return null;
     }