public Book addBook(Book book) throws DuplicateBookException {
SessionProvider sProvider = SessionProvider.createSystemProvider();
String nodeId = IdGenerator.generate();
book.setId(nodeId);
try {
Node parentNode = getNodeByPath(DEFAULT_PARENT_PATH, sProvider);
Node bookNode = parentNode.addNode(nodeId, BookNodeTypes.EXO_BOOK);
bookNode.setProperty(BookNodeTypes.EXP_BOOK_NAME, book.getName());
bookNode.setProperty(
BookNodeTypes.EXP_BOOK_CATEGORY, Utils.bookCategoryEnumToString(book.getCategory()));
bookNode.setProperty(BookNodeTypes.EXP_BOOK_CONTENT, book.getContent());
parentNode.getSession().save();
return book;
} catch (PathNotFoundException e) {
return null;
} catch (Exception e) {
log.error("Failed to add book", e);
return null;
} finally {
sProvider.close();
}
}
private Book createBookByNode(Node bookNode) throws Exception {
if (bookNode == null) {
return null;
}
Book bookNew = new Book();
bookNew.setId(bookNode.getName());
PropertyReader reader = new PropertyReader(bookNode);
bookNew.setName(reader.string(BookNodeTypes.EXP_BOOK_NAME));
bookNew.setCategory(
Utils.bookCategoryStringToEnum(reader.string(BookNodeTypes.EXP_BOOK_CATEGORY)));
bookNew.setContent(reader.string(BookNodeTypes.EXP_BOOK_CONTENT));
return bookNew;
}
