TagTree on-the-fly

src/org/geometerplus/android/fbreader/libraryService/BookCollectionShadow.java

@@ -134,6 +134,19 @@ public class BookCollectionShadow extends AbstractBookCollection implements Serv
 		}
 	}
 
+	public synchronized List<Book> books(Tag tag) {
+		if (myInterface == null) {
+			return Collections.emptyList();
+		}
+		try {
+			return SerializerUtil.deserializeBookList(
+				myInterface.booksForTag(Util.tagToString(tag))
+			);
+		} catch (RemoteException e) {
+			return Collections.emptyList();
+		}
+	}
+
 	public synchronized List<Book> books(String pattern) {
 		if (myInterface == null) {
 			return Collections.emptyList();
@@ -220,12 +233,16 @@ public class BookCollectionShadow extends AbstractBookCollection implements Serv
 		if (myInterface == null) {
 			return Collections.emptyList();
 		}
-		//try {
-			// TODO: implement
+		try {
+			final List<String> strings = myInterface.tags();
+			final List<Tag> tags = new ArrayList<Tag>(strings.size());
+			for (String s : strings) {
+				tags.add(Util.stringToTag(s));
+			}
+			return tags;
+		} catch (RemoteException e) {
 			return Collections.emptyList();
-		//} catch (RemoteException e) {
-		//	return Collections.emptyList();
-		//}
+		}
 	}
 
 	public synchronized List<String> series() {

src/org/geometerplus/android/fbreader/libraryService/LibraryInterface.aidl

@@ -11,6 +11,7 @@ interface LibraryInterface {
 	int size();
 	List<String> books();
 	List<String> booksForAuthor(in String author);
+	List<String> booksForTag(in String tag);
 	List<String> booksForPattern(in String pattern);
 	List<String> recentBooks();
 	List<String> favorites();
@@ -19,6 +20,8 @@ interface LibraryInterface {
 	String getRecentBook(in int index);
 
 	List<String> authors();
+	List<String> series();
+	List<String> tags();
 
 	boolean saveBook(in String book, in boolean force);
 	void removeBook(in String book, in boolean deleteFromDisk);

src/org/geometerplus/android/fbreader/libraryService/LibraryService.java

@@ -123,6 +123,10 @@ public class LibraryService extends Service {
 			return SerializerUtil.serializeBookList(myCollection.books(Util.stringToAuthor(author)));
 		}
 
+		public List<String> booksForTag(String tag) {
+			return SerializerUtil.serializeBookList(myCollection.books(Util.stringToTag(tag)));
+		}
+
 		public List<String> booksForPattern(String pattern) {
 			return SerializerUtil.serializeBookList(myCollection.books(pattern));
 		}
@@ -156,6 +160,19 @@ public class LibraryService extends Service {
 			return strings;
 		}
 
+		public List<String> series() {
+			return myCollection.series();
+		}
+
+		public List<String> tags() {
+			final List<Tag> tags = myCollection.tags();
+			final List<String> strings = new ArrayList<String>(tags.size());
+			for (Tag t : tags) {
+				strings.add(Util.tagToString(t));
+			}
+			return strings;
+		}
+
 		public boolean saveBook(String book, boolean force) {
 			return myCollection.saveBook(SerializerUtil.deserializeBook(book), force);
 		}

src/org/geometerplus/android/fbreader/libraryService/Util.java

@@ -20,6 +20,7 @@
 package org.geometerplus.android.fbreader.libraryService;
 
 import org.geometerplus.fbreader.book.Author;
+import org.geometerplus.fbreader.book.Tag;
 
 abstract class Util {
 	static String authorToString(Author author) {
@@ -34,4 +35,17 @@ abstract class Util {
 			return Author.NULL;
 		}
 	}
+
+	static String tagToString(Tag tag) {
+		return tag.toString("\000");
+	}
+
+	static Tag stringToTag(String string) {
+		final String[] splitted = string.split("\000");
+		if (splitted.length > 0) {
+			return Tag.getTag(splitted);
+		} else {
+			return Tag.NULL;
+		}
+	}
 }