import java.util.ArrayList;

public class ArticleServletDao<T extends Article> implements ArticleDbService<T> {

ArrayList<T> storage;

public ArticleServletDao() {

storage = new ArrayList<T>();

}

@Override

public Boolean create(T entity) {

storage.add(entity);

return null;

}

@Override

public T readOne(int id) {

return storage.get(id);

}

@Override

public ArrayList<T> readAll() {

return storage;

}

@Override

public Boolean update(int id, String title, String summary, String content) {

T entity = storage.get(id);

entity.setSummary(summary);

entity.setTitle(title);

entity.setContent(content);

return true;

}

@Override

public Boolean delete(int id) {

storage.get(id).delete();

return true;

}

}