2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
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=========================================================
21 package org.onap.so.client.dmaap.rest;
23 import java.net.MalformedURLException;
25 import java.util.ArrayList;
26 import java.util.List;
27 import java.util.Properties;
29 import javax.ws.rs.core.GenericType;
30 import javax.ws.rs.core.UriBuilder;
32 import org.onap.so.client.RestClient;
33 import org.onap.so.client.dmaap.Consumer;
35 public class RestConsumer implements Consumer {
37 private final RestClient client;
38 public RestConsumer(Properties properties) {
39 PropertiesBean bean = new PropertiesBean(properties);
40 client = new DMaaPRestClient(this.createURL(bean), bean.getContentType(), bean.getAuth(), bean.getKey());
43 private URL createURL(PropertiesBean properties) {
45 return UriBuilder.fromUri(properties.getHost())
46 .path("events").path(properties.getTopic())
47 .path(properties.getPartition())
49 .queryParam("timeout", properties.getTimeout()).build().toURL();
50 } catch (MalformedURLException e) {
51 throw new RuntimeException(e);
56 public Iterable<String> fetch() {
58 return client.get(new GenericType<List<String>>() {}).orElse(new ArrayList<>());