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.policy.drools.event.comm;
23 import java.util.List;
25 import org.onap.policy.drools.properties.Lockable;
26 import org.onap.policy.drools.properties.Startable;
29 * Essential Topic Data
31 public interface Topic extends TopicRegisterable, Startable, Lockable {
36 public static final String NETWORK_LOGGER = "network";
39 * Underlying Communication infrastructure Types
41 public enum CommInfrastructure {
43 * UEB Communication Infrastructure
47 * DMAAP Communication Infrastructure
51 * NOOP for internal use only
55 * REST Communication Infrastructure
65 public String getTopic();
68 * gets the communication infrastructure type
71 public CommInfrastructure getTopicCommInfrastructure();
74 * return list of servers
77 public List<String> getServers();
80 * get the more recent events in this topic entity
82 * @return list of most recent events
84 public String[] getRecentEvents();