@Override
public BlogView getPrevBlog(int vid) throws RuntimeException {
return blogMapper.selectPreView(vid);
}
@Override
@Override
public BlogView getPrevBlog(int vid) {
BlogView blogView=null;
try {
blogView=blogMapper.selectPreView(vid);
} catch (Exception e) {
LOGGER.error(e.getMessage());
}
return blogView;
}
@Override