Add logging to extractor

extractor/src/main/java/org/schabi/newpipe/extractor/Extractor.java

@@ -7,6 +7,7 @@
 import org.schabi.newpipe.extractor.localization.ContentCountry;
 import org.schabi.newpipe.extractor.localization.Localization;
 import org.schabi.newpipe.extractor.localization.TimeAgoParser;
+import org.schabi.newpipe.extractor.utils.ExtractorLogger;
 
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
@@ -15,6 +16,8 @@
 import java.util.Objects;
 
 public abstract class Extractor {
+    private final String TAG = getClass().getSimpleName() + "@" + hashCode();
+
     /**
      * {@link StreamingService} currently related to this extractor.<br>
      * Useful for getting other things from a service (like the url handlers for
@@ -54,7 +57,9 @@
      * @throws ExtractionException if the pages content is not understood
      */
     public void fetchPage() throws IOException, ExtractionException {
+        ExtractorLogger.d(TAG, "base fetchPage called");
         if (pageFetched) {
+            ExtractorLogger.d(TAG, "Page already fetched; returning");
             return;
         }
         onFetchPage(downloader);
@@ -151,4 +156,9 @@
     public TimeAgoParser getTimeAgoParser() {
         return getService().getTimeAgoParser(getExtractorLocalization());
     }
+
+    @Override
+    public String toString() {
+        return getClass().getSimpleName();
+    }
 }

extractor/src/main/java/org/schabi/newpipe/extractor/Info.java

@@ -2,6 +2,7 @@
 
 import org.schabi.newpipe.extractor.exceptions.ExtractionException;
 import org.schabi.newpipe.extractor.linkhandler.LinkHandler;
+import org.schabi.newpipe.extractor.utils.ExtractorLogger;
 
 import java.io.Serializable;
 import java.util.ArrayList;
@@ -10,6 +11,7 @@
 
 public abstract class Info implements Serializable {
 
+    private static final String TAG = "Info";
     private final int serviceId;
     /**
      * Id of this Info object <br>
@@ -52,6 +54,7 @@ public Info(final int serviceId,
         this.url = url;
         this.originalUrl = originalUrl;
         this.name = name;
+        ExtractorLogger.d(TAG, "Base Created {}", this);
     }
 
     public Info(final int serviceId, final LinkHandler linkHandler, final String name) {

extractor/src/main/java/org/schabi/newpipe/extractor/NewPipe.java

@@ -24,6 +24,7 @@
 import org.schabi.newpipe.extractor.exceptions.ExtractionException;
 import org.schabi.newpipe.extractor.localization.ContentCountry;
 import org.schabi.newpipe.extractor.localization.Localization;
+import org.schabi.newpipe.extractor.utils.ExtractorLogger;
 
 import java.util.List;
 
@@ -34,6 +35,7 @@
  * Provides access to streaming services supported by NewPipe.
  */
 public final class NewPipe {
+    private static final String TAG = NewPipe.class.getSimpleName();
     private static Downloader downloader;
     private static Localization preferredLocalization;
     private static ContentCountry preferredContentCountry;
@@ -42,15 +44,19 @@ private NewPipe() {
     }
 
     public static void init(final Downloader d) {
+        ExtractorLogger.d(TAG, "Default init called");
         init(d, Localization.DEFAULT);
     }
 
     public static void init(final Downloader d, final Localization l) {
+        ExtractorLogger.d(TAG, "Default init called with localization={}");
         init(d, l, l.getCountryCode().isEmpty()
                 ? ContentCountry.DEFAULT : new ContentCountry(l.getCountryCode()));
     }
 
     public static void init(final Downloader d, final Localization l, final ContentCountry c) {
+        ExtractorLogger.d(TAG, "Initializing with downloader={}, localization={}, country={}",
+                          d, l, c);
         downloader = d;
         preferredLocalization = l;
         preferredContentCountry = c;

extractor/src/main/java/org/schabi/newpipe/extractor/downloader/Downloader.java

@@ -243,4 +243,9 @@ public Response postWithContentTypeJson(final String url,
      */
     public abstract Response execute(@Nonnull Request request)
             throws IOException, ReCaptchaException;
+
+    @Override
+    public String toString() {
+        return getClass().getSimpleName();
+    }
 }

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

@@ -31,6 +31,7 @@
 import org.schabi.newpipe.extractor.exceptions.ExtractionException;
 import org.schabi.newpipe.extractor.localization.DateWrapper;
 import org.schabi.newpipe.extractor.utils.ExtractorHelper;
+import org.schabi.newpipe.extractor.utils.ExtractorLogger;
 
 import java.io.IOException;
 import java.util.List;
@@ -44,7 +45,7 @@
  * Info object for opened contents, i.e. the content ready to play.
  */
 public class StreamInfo extends Info {
-
+    private static final String TAG = StreamInfo.class.getSimpleName();
     public static class StreamExtractException extends ExtractionException {
         StreamExtractException(final String message) {
             super(message);
@@ -61,19 +62,36 @@ public StreamInfo(final int serviceId,
         super(serviceId, id, url, originalUrl, name);
         this.streamType = streamType;
         this.ageLimit = ageLimit;
+        ExtractorLogger.d(TAG, "Created {}", this);
+    }
+
+    @Override
+    public String toString() {
+        return TAG + "["
+            + "serviceId=" + getServiceId()
+            + ", url='" + getUrl() + '\''
+            + ", originalUrl='" + getOriginalUrl() + '\''
+            + ", id='" + getId() + '\''
+            + ", name='" + getName() + '\''
+            + ", streamType=" + streamType
+            + ", ageLimit=" + ageLimit
+            + ']';
     }
 
     public static StreamInfo getInfo(final String url) throws IOException, ExtractionException {
+        ExtractorLogger.d(TAG, "getInfo({url})", url);
         return getInfo(NewPipe.getServiceByUrl(url), url);
     }
 
     public static StreamInfo getInfo(@Nonnull final StreamingService service,
                                      final String url) throws IOException, ExtractionException {
+        ExtractorLogger.d(TAG, "getInfo({service},{url})", service, url);
         return getInfo(service.getStreamExtractor(url));
     }
 
     public static StreamInfo getInfo(@Nonnull final StreamExtractor extractor)
             throws ExtractionException, IOException {
+        ExtractorLogger.d(TAG, "getInfo({extractor})", extractor);
         extractor.fetchPage();
         final StreamInfo streamInfo;
         try {