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/*-
* ============LICENSE_START=======================================================
* api-active-standby-management
* ================================================================================
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.drools.activestandby;
import org.onap.policy.drools.utils.OrderedService;
import org.onap.policy.drools.utils.OrderedServiceImpl;
/**
* This interface provides a way to invoke optional features at various points in the code. At
* appropriate points in the application, the code iterates through this list, invoking these
* optional methods.
*/
public interface ActiveStandbyFeatureAPI extends OrderedService {
/**
* 'FeatureAPI.impl.getList()' returns an ordered list of objects implementing the 'FeatureAPI'
* interface.
*/
public static OrderedServiceImpl<ActiveStandbyFeatureAPI> impl =
new OrderedServiceImpl<>(ActiveStandbyFeatureAPI.class);
/**
* Returns the resourceName (PDP ID) for the Drools-PDP that is
* currently designated as active.
*
* @return String (resourceName)
*/
public String getPdpdNowActive();
/**
* Returns the resourceName (PDP ID) for the Drools-PDP that is
* previously designated as active.
*
* @return String (resourceName)
*/
public String getPdpdLastActive();
/**
* Returns the resourceName associated with this instance of the feature.
*
* @return String (resourceName)
*/
public String getResourceName();
}
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