/*
* AttributeParser.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.xml;
import dr.util.Attribute;
public class AttributeParser extends AbstractXMLObjectParser {
public final static String ATTRIBUTE = "attr";
public final static String NAME = "name";
public final static String VALUE = "value";
public String getParserName() { return ATTRIBUTE; }
public Object parseXMLObject(XMLObject xo) throws XMLParseException {
final String name = xo.getStringAttribute(NAME);
if( xo.hasAttribute(VALUE) ) {
return new Attribute.Default<Object>(name, xo.getAttribute(VALUE));
}
final Object value = xo.getChild(0);
return new Attribute.Default<Object>(name, value);
}
//************************************************************************
// AbstractXMLObjectParser implementation
//************************************************************************
public String getParserDescription() {
return "This element represents a name/value pair.";
}
public Class getReturnType() { return Attribute.class; }
public XMLSyntaxRule[] getSyntaxRules() { return rules; }
private final XMLSyntaxRule[] rules = {
new StringAttributeRule("name", "The name to give to this attribute"),
new ElementRule(Object.class )
};
}