/*
* LoggableStatistic.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.inference.model;
import dr.inference.loggers.LogColumn;
import dr.inference.loggers.Loggable;
import dr.inference.loggers.NumberColumn;
import dr.xml.*;
/**
* @author Marc A. Suchard
*/
public class LoggableStatistic extends Statistic.Abstract {
public static final String LOGGABLE_STATISTIC = "loggableStatistic";
private final NumberColumn[] logColumns;
public LoggableStatistic(String name, NumberColumn[] columns) {
super(name);
logColumns = columns;
}
public int getDimension() {
return logColumns.length;
}
public double getStatisticValue(int dim) {
return logColumns[dim].getDoubleValue();
}
public String getDimensionName(int dim) {
return logColumns[dim].getLabel();
}
public static XMLObjectParser PARSER = new AbstractXMLObjectParser() {
public String getParserName() {
return LOGGABLE_STATISTIC;
}
public Object parseXMLObject(XMLObject xo) throws XMLParseException {
String name;
if (xo.hasAttribute(NAME) || xo.hasAttribute(dr.xml.XMLParser.ID))
name = xo.getAttribute(NAME, xo.getId());
else
name = "";
final Loggable loggable = (Loggable) xo.getChild(Loggable.class);
final LogColumn[] logColumns = loggable.getColumns();
final NumberColumn[] numberColumns = new NumberColumn[logColumns.length];
for (int i = 0; i < logColumns.length; i++) {
if (logColumns[i] instanceof NumberColumn) {
numberColumns[i] = (NumberColumn) logColumns[i];
} else
throw new XMLParseException("Can only convert NumberColumns into Statistics");
}
return new LoggableStatistic(name, numberColumns);
}
//************************************************************************
// AbstractXMLObjectParser implementation
//************************************************************************
public String getParserDescription() {
return "Allows you to choose specific dimensions of a given statistic";
}
public Class getReturnType() {
return SubStatistic.class;
}
public XMLSyntaxRule[] getSyntaxRules() {
return new XMLSyntaxRule[]{
new ElementRule(Loggable.class),
};
}
};
}