/*
* SwapOperatorParser.java
*
* Copyright (c) 2002-2015 Alexei Drummond, Andrew Rambaut and Marc Suchard
*
* This file is part of BEAST.
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership and licensing.
*
* BEAST is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* BEAST 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with BEAST; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
package dr.inferencexml.operators;
import dr.inference.model.Parameter;
import dr.inference.operators.SwapOperator;
import dr.xml.*;
/**
*/
public class SwapOperatorParser extends AbstractXMLObjectParser {
public final static String SWAP_OPERATOR = "swapOperator";
public String getParserName() {
return SWAP_OPERATOR;
}
public Object parseXMLObject(XMLObject xo) throws XMLParseException {
Parameter parameter = (Parameter) xo.getChild(Parameter.class);
double weight = xo.getDoubleAttribute("weight");
int size = xo.getIntegerAttribute("size");
boolean autoOptimize = xo.getBooleanAttribute("autoOptimize");
if (autoOptimize) throw new XMLParseException("swapOperator can't be optimized!");
System.out.println("Creating swap operator for parameter " + parameter.getParameterName() + " (weight=" + weight + ")");
SwapOperator so = new SwapOperator(parameter, size);
so.setWeight(weight);
return so;
}
//************************************************************************
// AbstractXMLObjectParser implementation
//************************************************************************
public String getParserDescription() {
return "This element represents an operator that swaps values in a multi-dimensional parameter.";
}
public Class getReturnType() {
return SwapOperator.class;
}
public XMLSyntaxRule[] getSyntaxRules() {
return rules;
}
private XMLSyntaxRule[] rules = new XMLSyntaxRule[]{
AttributeRule.newDoubleRule("weight"),
AttributeRule.newIntegerRule("size"),
AttributeRule.newBooleanRule("autoOptimize"),
new ElementRule(Parameter.class)
};
}