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/*-
* ============LICENSE_START=======================================================
* policy-engine
* ================================================================================
* Copyright (C) 2017 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.openecomp.policy.drools.features;
import java.util.Properties;
import org.openecomp.policy.drools.system.PolicyEngine;
import org.openecomp.policy.drools.utils.OrderedService;
import org.openecomp.policy.drools.utils.OrderedServiceImpl;
/**
* Policy Engine Feature API.
* Provides Interception Points during the Policy Engine lifecycle.
*/
public interface PolicyEngineFeatureAPI extends OrderedService {
/**
* intercept before the Policy Engine is configured.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean beforeConfigure(PolicyEngine engine, Properties properties);
/**
* intercept after the Policy Engine is configured.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean afterConfigure(PolicyEngine engine);
/**
* intercept before the Policy Engine goes active.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean beforeActivate(PolicyEngine engine);
/**
* intercept after the Policy Engine goes active.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean afterActivate(PolicyEngine engine);
/**
* intercept before the Policy Engine goes standby.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean beforeDeactivate(PolicyEngine engine);
/**
* intercept after the Policy Engine goes standby.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean afterDeactivate(PolicyEngine engine);
/**
* intercept before the Policy Engine is started.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean beforeStart(PolicyEngine engine);
/**
* intercept after the Policy Engine is started.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean afterStart(PolicyEngine engine);
/**
* intercept before the Policy Engine is stopped.
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise..
*/
public boolean beforeStop(PolicyEngine engine);
/**
* intercept after the Policy Engine is stopped
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.d.
*/
public boolean afterStop(PolicyEngine engine);
/**
* intercept before the Policy Engine is locked
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean beforeLock(PolicyEngine engine);
/**
* intercept after the Policy Engine is locked
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise..
*/
public boolean afterLock(PolicyEngine engine);
/**
* intercept before the Policy Engine is locked
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean beforeUnlock(PolicyEngine engine);
/**
* intercept after the Policy Engine is locked
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean afterUnlock(PolicyEngine engine);
/**
* intercept the Policy Engine is shut down
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise..
*/
public boolean beforeShutdown(PolicyEngine engine);
/**
* called after the Policy Engine is shut down
*
* @return true if this feature intercepts and takes ownership
* of the operation preventing the invocation of
* lower priority features. False, otherwise.
*/
public boolean afterShutdown(PolicyEngine engine);
/**
* Feature providers implementing this interface
*/
public static final OrderedServiceImpl<PolicyEngineFeatureAPI> providers =
new OrderedServiceImpl<PolicyEngineFeatureAPI>(PolicyEngineFeatureAPI.class);
}
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