2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright 2019 China Mobile
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
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.onap.datalake.feeder.controller;
22 import java.io.IOException;
23 import java.util.List;
24 import java.util.Optional;
26 import org.onap.datalake.feeder.domain.Topic;
27 import org.onap.datalake.feeder.repository.TopicRepository;
28 import org.onap.datalake.feeder.service.DmaapService;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
31 import org.springframework.beans.factory.annotation.Autowired;
32 import org.springframework.http.MediaType;
33 import org.springframework.validation.BindingResult;
34 import org.springframework.web.bind.annotation.GetMapping;
35 import org.springframework.web.bind.annotation.PathVariable;
36 import org.springframework.web.bind.annotation.PostMapping;
37 import org.springframework.web.bind.annotation.PutMapping;
38 import org.springframework.web.bind.annotation.RequestMapping;
39 import org.springframework.web.bind.annotation.ResponseBody;
40 import org.springframework.web.bind.annotation.RestController;
43 * This controller manages all the topic settings. Topic "_DL_DEFAULT_" acts as
44 * the default. For example, if a topic's enabled=null, _DL_DEFAULT_.enabled is
45 * used for that topic. All the settings are saved in Couchbase. topic
46 * "_DL_DEFAULT_" is populated at setup by a DB script.
53 @RequestMapping(value = "/topics", produces = { MediaType.APPLICATION_JSON_VALUE })
54 public class TopicController {
56 private final Logger log = LoggerFactory.getLogger(this.getClass());
59 private DmaapService dmaapService;
62 private TopicRepository topicRepository;
64 //list all topics in DMaaP
65 @GetMapping("/dmaap/")
67 public List<String> listDmaapTopics() throws IOException {
68 return dmaapService.getTopics();
74 public Iterable<Topic> list() throws IOException {
75 Iterable<Topic> ret = topicRepository.findAll();
80 @GetMapping("/{name}")
82 public Topic getTopic(@PathVariable("name") String topicName) throws IOException {
83 //Topic topic = topicRepository.findFirstById(topicName);
84 Optional<Topic> topic = topicRepository.findById(topicName);
85 if (topic.isPresent()) {
95 public Topic updateTopic(Topic topic, BindingResult result) throws IOException {
97 if (result.hasErrors()) {
98 log.error(result.toString());
100 return null;//TODO return binding error
103 Topic oldTopic = getTopic(topic.getId());
104 if (oldTopic == null) {
105 return null;//TODO return not found error
107 topicRepository.save(topic);
115 public Topic createTopic(Topic topic, BindingResult result) throws IOException {
117 if (result.hasErrors()) {
118 log.error(result.toString());
122 Topic oldTopic = getTopic(topic.getId());
123 if (oldTopic != null) {
124 return null;//TODO return 'already exists' error
126 topicRepository.save(topic);