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1   /*
2    * JBoss, Home of Professional Open Source
3    * Copyright 2014, Red Hat, Inc. and/or its affiliates, and individual
4    * contributors by the @authors tag. See the copyright.txt in the
5    * distribution for a full listing of individual contributors.
6    *
7    * Licensed under the Apache License, Version 2.0 (the "License");
8    * you may not use this file except in compliance with the License.
9    * You may obtain a copy of the License at
10   * http://www.apache.org/licenses/LICENSE-2.0
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.jboss.as.quickstarts.kitchensink_ear.data;
18  
19  import javax.annotation.PostConstruct;
20  import javax.enterprise.context.RequestScoped;
21  import javax.enterprise.event.Observes;
22  import javax.enterprise.event.Reception;
23  import javax.enterprise.inject.Produces;
24  import javax.inject.Inject;
25  import javax.inject.Named;
26  import java.util.List;
27  
28  import org.jboss.as.quickstarts.kitchensink_ear.model.Member;
29  
30  @RequestScoped
31  public class MemberListProducer {
32  
33      @Inject
34      private MemberRepository memberRepository;
35  
36      private List<Member> members;
37  
38      // @Named provides access the return value via the EL variable name "members" in the UI (e.g.,
39      // Facelets or JSP view)
40      @Produces
41      @Named
42      public List<Member> getMembers() {
43          return members;
44      }
45  
46      public void onMemberListChanged(@Observes(notifyObserver = Reception.IF_EXISTS) final Member member) {
47          retrieveAllMembersOrderedByName();
48      }
49  
50      @PostConstruct
51      public void retrieveAllMembersOrderedByName() {
52          members = memberRepository.findAllOrderedByName();
53      }
54  }