/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.demo.jpa;
import java.util.List;
import java.util.regex.Pattern;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.ManagedProperty;
import javax.faces.bean.SessionScoped;
import com.google.common.base.Function;
import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
import com.google.common.base.Strings;
import com.google.common.collect.Collections2;
import com.google.common.collect.Lists;
/**
* @author Nick Belaevski
*
*/
@ManagedBean(name = "rf10888")
@SessionScoped
public class RF10888 {
private String name;
private String surname;
private String email;
@ManagedProperty(value = "#{persistenceService}")
private PersistenceService persistenceService;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getSurname() {
return surname;
}
public void setSurname(String surname) {
this.surname = surname;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public void setPersistenceService(PersistenceService persistenceService) {
this.persistenceService = persistenceService;
}
private Predicate<Person> contains(String value, Function<Person, CharSequence> accessor) {
return Predicates.compose(Predicates.contains(Pattern.compile(Pattern.quote(value), Pattern.CASE_INSENSITIVE)),
accessor);
}
public Object getFilteredData() {
@SuppressWarnings("unchecked")
List<Person> resultList = (List<Person>) persistenceService.getEntityManager().createQuery("SELECT p from Person as p")
.getResultList();
List<Predicate<Person>> predicates = Lists.newArrayList();
if (!Strings.isNullOrEmpty(name)) {
predicates.add(contains(name, new Function<Person, CharSequence>() {
public CharSequence apply(Person input) {
return input.getName();
}
}));
}
if (!Strings.isNullOrEmpty(surname)) {
predicates.add(contains(surname, new Function<Person, CharSequence>() {
public CharSequence apply(Person input) {
return input.getSurname();
}
}));
}
if (!Strings.isNullOrEmpty(email)) {
predicates.add(contains(email, new Function<Person, CharSequence>() {
public CharSequence apply(Person input) {
return input.getEmail();
}
}));
}
return Lists.newArrayList(Collections2.filter(resultList, Predicates.and(predicates)));
}
}