/**
* Copyright (c) 2013, Institute of Information Systems (Sven Groppe and contributors of LUPOSDATE), University of Luebeck
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
* following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this list of conditions and the following
* disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other materials provided with the distribution.
* - Neither the name of the University of Luebeck nor the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package lupos.distributed.p2p.query.withsubgraph;
import java.util.Map;
import lupos.distributed.p2p.network.P2PNetworkCreator;
import lupos.distributed.p2p.query.withsubgraph.P2P_QueryClient_Creator;
import lupos.distributed.query.QueryClient;
import lupos.distributed.storage.distributionstrategy.IDistribution;
import lupos.distributed.storage.distributionstrategy.tripleproperties.TwoKeysDistribution;
import lupos.engine.evaluators.QueryEvaluator;
import lupos.sparql1_1.Node;
/**
* TomP2P Network with {@link TwoKeysDistribution} strategy
* @author Bjoern
*
*/
public abstract class TomP2P_WithTwoKeysDistribution extends QueryEvaluator<Node> {
/*
* information about the network to be used
*/
private static final String NETWORK = P2PNetworkCreator.TOM_P2P;
@SuppressWarnings("rawtypes")
/*
* information about the selected distribution strategy (will be improved
* soon)
*/
protected static final IDistribution DISTRIBUTION = new TwoKeysDistribution();
/**
* don't use
*/
@Deprecated
public TomP2P_WithTwoKeysDistribution() throws Exception {
super();
throw new RuntimeException("Please use static newInstance()-method!");
}
/**
* Returns an already running queryClient or starts a new one
*/
public static QueryClient newInstance() {
try {
P2P_QueryClient_Creator creator = new P2P_QueryClient_Creator(
NETWORK, DISTRIBUTION);
QueryClient instance = creator.newInstance();
return instance;
} finally {
}
}
/**
* Returns an already running queryClient or starts a new one
*
* @param config
* the configuration to be used
*/
public static QueryClient newInstance(Map<String, Object> config) {
try {
P2P_QueryClient_Creator creator = new P2P_QueryClient_Creator(
NETWORK, DISTRIBUTION);
QueryClient instance = creator.newInstance(config);
return instance;
} finally {
}
}
}