Package lupos.engine.operators.singleinput.federated

Source Code of lupos.engine.operators.singleinput.federated.FederatedQueryTrivialApproach

/**
* 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.engine.operators.singleinput.federated;

import lupos.datastructures.queryresult.QueryResult;
import lupos.optimizations.sparql2core_sparql.SPARQLParserVisitorImplementationDumper;
import lupos.sparql1_1.Node;

public class FederatedQueryTrivialApproach extends FederatedQueryWithSucceedingJoin {

  public FederatedQueryTrivialApproach(Node federatedQuery) {
    super(federatedQuery);
  }

  @Override
  public String toStringQuery(QueryResult bindings) {
    final SPARQLParserVisitorImplementationDumper dumper = new SPARQLParserVisitorImplementationDumper();
    return "SELECT * " + this.federatedQuery.jjtGetChild(1).accept(dumper);
  }
}
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