package com.tesora.dve.cas;
/*
* #%L
* Tesora Inc.
* Database Virtualization Engine
* %%
* Copyright (C) 2011 - 2014 Tesora Inc.
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* #L%
*/
public interface EngineControl<S> {
void redispatch();
void clearRedispatch();
<P> P getProxy(Class<P> firstRequestedInterface, Class... additionalRequestedInterfaces);
boolean trySetState(S expected, S newState);
//the expected state is inferred from the starting state at time of engine invocation (needed to support copy-on-invoke).
boolean trySetState(S newState);
}