private Predicate[] getSearchPredicates(Root<Author> root) {
CriteriaBuilder builder = em.getCriteriaBuilder();
List<Predicate> predicatesList = new ArrayList<>();
String firstname = example.getFirstname();
if (firstname != null && !"".equals(firstname)) {
predicatesList.add(
builder.like(
builder.lower(root.<String>get("firstname")), '%' + firstname.toLowerCase() + '%'));
}
String surname = example.getSurname();
if (surname != null && !"".equals(surname)) {
predicatesList.add(
builder.like(
builder.lower(root.<String>get("surname")), '%' + surname.toLowerCase() + '%'));
}
String bio = example.getBio();
if (bio != null && !"".equals(bio)) {
predicatesList.add(
builder.like(builder.lower(root.<String>get("bio")), '%' + bio.toLowerCase() + '%'));
}
String twitter = example.getTwitter();
if (twitter != null && !"".equals(twitter)) {
predicatesList.add(
builder.like(
builder.lower(root.<String>get("twitter")), '%' + twitter.toLowerCase() + '%'));
}
return predicatesList.toArray(new Predicate[predicatesList.size()]);
}
// Support updating and deleting Book entities
public String update() {
conversation.end();
try {
if (id == null) {
target.request().post(Entity.entity(author, MediaType.APPLICATION_XML));
return "search?faces-redirect=true";
} else {
target.request().put(Entity.entity(author, MediaType.APPLICATION_XML));
return "view?faces-redirect=true&id=" + author.getId();
}
} catch (Exception e) {
FacesContext.getCurrentInstance().addMessage(null, new FacesMessage(e.getMessage()));
return null;
}
}