2 * ============LICENSE_START=======================================================
3 * api-active-standby-management
4 * ================================================================================
5 * Copyright (C) 2017-2019 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.activestandby;
23 import org.onap.policy.common.utils.services.OrderedService;
24 import org.onap.policy.common.utils.services.OrderedServiceImpl;
27 * This interface provides a way to invoke optional features at various points in the code. At
28 * appropriate points in the application, the code iterates through this list, invoking these
31 public interface ActiveStandbyFeatureApi extends OrderedService {
33 * 'FeatureAPI.impl.getList()' returns an ordered list of objects implementing the 'FeatureAPI'
36 public static OrderedServiceImpl<ActiveStandbyFeatureApi> impl =
37 new OrderedServiceImpl<>(ActiveStandbyFeatureApi.class);
40 * Returns the resourceName (PDP ID) for the Drools-PDP that is
41 * currently designated as active.
43 * @return String (resourceName)
45 public String getPdpdNowActive();
48 * Returns the resourceName (PDP ID) for the Drools-PDP that is
49 * previously designated as active.
51 * @return String (resourceName)
53 public String getPdpdLastActive();
56 * Returns the resourceName associated with this instance of the feature.
58 * @return String (resourceName)
60 public String getResourceName();