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/*
* ============LICENSE_START=======================================================
* feature-server-pool
* ================================================================================
* Copyright (C) 2020 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.serverpooltest;
import java.util.Collection;
import java.util.UUID;
/**
* This class provides base classes for accessing the various 'Server'
* classes. There is a separate copy of the 'Server' class for each
* adapter, and this wrapper was created to give them a common interface.
*/
public interface ServerWrapper {
/**
* This calls the 'Server.toString()' method
*
* @return a string of the form 'Server[UUID]'
*/
public String toString();
/**
* This calls the 'Server.getUuid()' method
*
* @return the UUID associated with this Server
*/
public UUID getUuid();
/**
* This calls the 'Server.isActive()' method
*
* @return 'true' if the this server is active, and 'false' if not
*/
public boolean isActive();
/* ============================================================ */
/**
* This class provides access to the static 'Server' methods. There are
* multiple 'Server' classes (one for each 'Adapter'), and each has
* a corresponding 'ServerWrapper.Static' instance. In other words, there
* is one 'Server.Static' instance for each simulated host.
*/
public interface Static {
/**
* This calls the static 'Server.getThisServer()' method
*
* @return a 'ServerWrapper' instance that corresponds to the Server
* instance associated with this simulated host
*/
public ServerWrapper getThisServer();
/**
* This calls the static 'Server.getFirstServer()' method
*
* @return a 'ServerWrapper' instance that corresponds to the first
* 'Server' instance in the 'servers' list (the one with the
* lowest UUID)
*/
public ServerWrapper getFirstServer();
/**
* This calls the static 'Server.getServer(UUID)' method
*
* @param uuid the key to the lookup
* @return a 'ServerWrapper' instance that corresponds to the associated
* 'Server' instance ('null' if none)
*/
public ServerWrapper getServer(UUID uuid);
/**
* This calls the static 'Server.getServerCount()' method
*
* @return a count of the number of servers
*/
public int getServerCount();
/**
* This calls the static 'Server.getServers()' method
*
* @return the complete list of servers, each with a 'ServerWrapper'
* referring to the 'Server'
*/
public Collection<ServerWrapper> getServers();
}
}
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