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Code Issues Releases Wiki Activity

Library constructor takes BooksDatabase

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This commit is contained in:
Nikolay Pultsin 2012-01-27 02:14:21 +00:00
parent d0326d4889
commit 277fe6cbeb
3 changed files with 46 additions and 45 deletions
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50
src/org/geometerplus/fbreader/library/Library.java
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@ -40,11 +40,13 @@ public final class Library extends AbstractLibrary {
private static Library ourInstance;
public static Library Instance() {
if (ourInstance == null) {
ourInstance = new Library();
ourInstance = new Library(BooksDatabase.Instance());
}
return ourInstance;
}
private final BooksDatabase myDatabase;
private final List<Book> myBooks = Collections.synchronizedList(new LinkedList<Book>());
private final RootTree myRootTree = new RootTree();
private boolean myDoGroupTitlesByFirstLetter;
@ -58,7 +60,9 @@ public final class Library extends AbstractLibrary {
fireModelChangedEvent(ChangeListener.Code.StatusChanged);
}
private Library() {
public Library(BooksDatabase db) {
myDatabase = db;
new FavoritesTree(myRootTree, ROOT_FAVORITES);
new FirstLevelTree(myRootTree, ROOT_RECENT);
new FirstLevelTree(myRootTree, ROOT_BY_AUTHOR);
@ -269,11 +273,9 @@ public final class Library extends AbstractLibrary {
}
private void build() {
final BooksDatabase db = BooksDatabase.Instance();
// Step 0: get database books marked as "existing"
final FileInfoSet fileInfos = new FileInfoSet();
final Map<Long,Book> savedBooksByFileId = db.loadBooks(fileInfos, true);
final Map<Long,Book> savedBooksByFileId = myDatabase.loadBooks(fileInfos, true);
final Map<Long,Book> savedBooksByBookId = new HashMap<Long,Book>();
for (Book b : savedBooksByFileId.values()) {
savedBooksByBookId.put(b.getId(), b);
@ -292,7 +294,7 @@ public final class Library extends AbstractLibrary {
myDoGroupTitlesByFirstLetter = savedBooksByFileId.values().size() > letterSet.size() * 5 / 4;
}
for (long id : db.loadRecentBookIds()) {
for (long id : myDatabase.loadRecentBookIds()) {
Book book = savedBooksByBookId.get(id);
if (book == null) {
book = Book.getById(id);
@ -305,7 +307,7 @@ public final class Library extends AbstractLibrary {
}
}
for (long id : db.loadFavoritesIds()) {
for (long id : myDatabase.loadFavoritesIds()) {
Book book = savedBooksByBookId.get(id);
if (book == null) {
book = Book.getById(id);
@ -356,11 +358,11 @@ public final class Library extends AbstractLibrary {
}
}
fireModelChangedEvent(ChangeListener.Code.BookAdded);
db.setExistingFlag(orphanedBooks, false);
myDatabase.setExistingFlag(orphanedBooks, false);
// Step 3: collect books from physical files; add new, update already added,
// unmark orphaned as existing again, collect newly added
final Map<Long,Book> orphanedBooksByFileId = db.loadBooks(fileInfos, false);
final Map<Long,Book> orphanedBooksByFileId = myDatabase.loadBooks(fileInfos, false);
final Set<Book> newBooks = new HashSet<Book>();
final List<ZLPhysicalFile> physicalFilesList = collectPhysicalFiles();
@ -387,14 +389,14 @@ public final class Library extends AbstractLibrary {
// Step 5: save changes into database
fileInfos.save();
db.executeAsATransaction(new Runnable() {
myDatabase.executeAsATransaction(new Runnable() {
public void run() {
for (Book book : newBooks) {
book.save();
}
}
});
db.setExistingFlag(newBooks, true);
myDatabase.setExistingFlag(newBooks, true);
}
private volatile boolean myBuildStarted = false;
@ -425,13 +427,13 @@ public final class Library extends AbstractLibrary {
return myStatusMask == 0;
}
public static Book getRecentBook() {
List<Long> recentIds = BooksDatabase.Instance().loadRecentBookIds();
public Book getRecentBook() {
List<Long> recentIds = myDatabase.loadRecentBookIds();
return recentIds.size() > 0 ? Book.getById(recentIds.get(0)) : null;
}
public static Book getPreviousBook() {
List<Long> recentIds = BooksDatabase.Instance().loadRecentBookIds();
public Book getPreviousBook() {
List<Long> recentIds = myDatabase.loadRecentBookIds();
return recentIds.size() > 1 ? Book.getById(recentIds.get(1)) : null;
}
@ -490,16 +492,15 @@ public final class Library extends AbstractLibrary {
}
}
public static void addBookToRecentList(Book book) {
final BooksDatabase db = BooksDatabase.Instance();
final List<Long> ids = db.loadRecentBookIds();
public void addBookToRecentList(Book book) {
final List<Long> ids = myDatabase.loadRecentBookIds();
final Long bookId = book.getId();
ids.remove(bookId);
ids.add(0, bookId);
if (ids.size() > 12) {
ids.remove(12);
}
db.saveRecentBookIds(ids);
myDatabase.saveRecentBookIds(ids);
}
@Override
@ -523,13 +524,13 @@ public final class Library extends AbstractLibrary {
}
final LibraryTree rootFavorites = getFirstLevelTree(ROOT_FAVORITES);
rootFavorites.getBookSubTree(book, true);
BooksDatabase.Instance().addToFavorites(book.getId());
myDatabase.addToFavorites(book.getId());
}
@Override
public void removeBookFromFavorites(Book book) {
if (getFirstLevelTree(ROOT_FAVORITES).removeBook(book, false)) {
BooksDatabase.Instance().removeFromFavorites(book.getId());
myDatabase.removeFromFavorites(book.getId());
fireModelChangedEvent(ChangeListener.Code.BookRemoved);
}
}
@ -556,15 +557,14 @@ public final class Library extends AbstractLibrary {
}
myBooks.remove(book);
if (getFirstLevelTree(ROOT_RECENT).removeBook(book, false)) {
final BooksDatabase db = BooksDatabase.Instance();
final List<Long> ids = db.loadRecentBookIds();
final List<Long> ids = myDatabase.loadRecentBookIds();
ids.remove(book.getId());
db.saveRecentBookIds(ids);
myDatabase.saveRecentBookIds(ids);
}
getFirstLevelTree(ROOT_FAVORITES).removeBook(book, false);
myRootTree.removeBook(book, true);
BooksDatabase.Instance().deleteFromBookList(book.getId());
myDatabase.deleteFromBookList(book.getId());
if ((removeMode & REMOVE_FROM_DISK) != 0) {
book.File.getPhysicalFile().delete();
}