/*
* SimpleNodeParser.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.evoxml;
import dr.evolution.tree.SimpleNode;
import dr.evolution.util.Date;
import dr.evolution.util.Taxon;
import dr.util.Attributable;
import dr.util.Attribute;
import dr.xml.*;
/**
* @author Alexei Drummond
* @author Andrew Rambaut
*
* @version $Id: SimpleNodeParser.java,v 1.2 2005/05/24 20:25:59 rambaut Exp $
*/
public class SimpleNodeParser extends AbstractXMLObjectParser {
public final static String NODE = "node";
public final static String HEIGHT = "height";
public final static String RATE = "rate";
public String getParserName() { return NODE; }
public Object parseXMLObject(XMLObject xo) throws XMLParseException {
SimpleNode node = new SimpleNode();
Taxon taxon = null;
if (xo.hasAttribute(HEIGHT)) {
node.setHeight(xo.getDoubleAttribute(HEIGHT));
}
if (xo.hasAttribute(RATE)) {
node.setRate(xo.getDoubleAttribute(RATE));
}
for (int i = 0; i < xo.getChildCount(); i++) {
Object child = xo.getChild(i);
if (child instanceof dr.evolution.tree.SimpleNode) {
node.addChild((dr.evolution.tree.SimpleNode)child);
} else if (child instanceof Taxon) {
taxon = (Taxon)child;
} else if (child instanceof Date) {
node.setAttribute("date", child);
} else if (child instanceof Attribute) {
Attribute attr = (Attribute)child;
String name = attr.getAttributeName();
Object value = attr.getAttributeValue();
node.setAttribute(name, value);
} else if (child instanceof Attribute[]) {
Attribute[] attrs = (Attribute[])child;
for (int j =0; j < attrs.length; j++) {
String name = attrs[j].getAttributeName();
Object value = attrs[j].getAttributeValue();
node.setAttribute(name, value);
}
} else if (child instanceof XMLObject) {
XMLObject xoc = (XMLObject)child;
if (xoc.getName().equals(Attributable.ATTRIBUTE)) {
node.setAttribute(xoc.getStringAttribute(Attributable.NAME), xoc.getAttribute(Attributable.VALUE));
} else {
throw new XMLParseException("Unrecognized element" + xoc.getName() + " found in node element!");
}
} else {
throw new XMLParseException("Unrecognized element found in node element!");
}
}
if (taxon != null) {
node.setTaxon(taxon);
}
return node;
}
public String getParserDescription() {
return "This element represents a node in a tree.";
}
public Class getReturnType() { return SimpleNode.class; }
public XMLSyntaxRule[] getSyntaxRules() { return rules; }
private final XMLSyntaxRule[] rules = {
AttributeRule.newDoubleRule(HEIGHT, true, "the age of the node"),
AttributeRule.newDoubleRule(RATE, true, "the relative rate of evolution at this node - default is 1.0"),
new XORRule(
new ElementRule(Taxon.class, "The taxon of this leaf node"),
new ElementRule(SimpleNode.class, "The children of this internal node", 2, 2))
};
}