/**
* 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.endpoint.server.format;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Collection;
import lupos.datastructures.items.Variable;
import lupos.datastructures.queryresult.QueryResult;
import lupos.engine.evaluators.BasicIndexQueryEvaluator;
import lupos.gui.operatorgraph.graphwrapper.GraphWrapperBasicOperator;
import lupos.gui.operatorgraph.viewer.Viewer;
public class OperatorgraphFormatter extends Formatter {
private final String format;
private final BasicIndexQueryEvaluator evaluator;
public OperatorgraphFormatter(final String format, final BasicIndexQueryEvaluator evaluator) {
super("Operatorgraph in " + format, "image/"+format);
this.format = format;
this.evaluator = evaluator;
}
@Override
public void writeResult(final OutputStream os, final Collection<Variable> variables, final QueryResult queryResult) throws IOException {
new Viewer(new GraphWrapperBasicOperator(this.evaluator.getRootNode()), this.format, os);
}
@Override
public String getMIMEType(final QueryResult queryResult) {
return this.getKey();
}
}