/**
* Save words into database. This words should be loaded from database before (should contain id).
*/
public void updateWords(Word word1, Word word2) {
if (word1.getId() != -1) {
dataBaseManager.update(dao.setPersistable(word1));
}
if (word2.getId() != -1) {
dataBaseManager.update(dao.setPersistable(word2));
}
}
/**
* Save new words into database. Words should contain different language. Link will be created and
* saved into database and cache.
*/
public void addWords(Word word1, Word word2) {
Link link = new Link();
Dao<Link> linkDao = DaoFactory.createDao(Link.class);
link.setWord(dataBaseManager.insert(dao.setPersistable(word1)));
link.setWord(dataBaseManager.insert(dao.setPersistable(word2)));
link = dataBaseManager.insert(linkDao.setPersistable(link));
links.add(link);
}
/**
* Remove link and words from cache and database.
*
* @param link link to be removed from cache and database
* @param word1 word to be removed from database
* @param word2 word to be removed from database
*/
public void removeWords(Link link, Word word1, Word word2) {
links.remove(link);
Dao<Link> linkDao = DaoFactory.createDao(Link.class);
Dao<Word> wordDao = DaoFactory.createDao(Word.class);
dataBaseManager.delete(linkDao.setPersistable(link));
dataBaseManager.delete(wordDao.setPersistable(word1));
dataBaseManager.delete(wordDao.setPersistable(word2));
}
/**
* Save link into database. This link should be loaded from database before (should contain id).
*/
public void updateLink(Link link) {
Dao<Link> linkDao = DaoFactory.createDao(Link.class);
dataBaseManager.update(linkDao.setPersistable(link));
}
private Word loadWord(Link link, Language language) {
Word target = new Word();
target.setId(link.getWordId(language));
target.setLanguage(language);
return dataBaseManager.retrieve(dao.setPersistable(target));
}