/*
* Copyright (C) 2004, 2006 Joe Walnes.
* Copyright (C) 2006, 2007, 2008, 2009 XStream Committers.
* All rights reserved.
*
* The software in this package is published under the terms of the BSD
* style license a copy of which has been included with this distribution in
* the LICENSE.txt file.
*
* Created on 03. April 2004 by Joe Walnes
*/
package com.thoughtworks.xstream.core;
import com.thoughtworks.xstream.converters.ConverterLookup;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import com.thoughtworks.xstream.io.path.Path;
import com.thoughtworks.xstream.mapper.Mapper;
public class ReferenceByXPathMarshaller extends AbstractReferenceMarshaller {
private final int mode;
public ReferenceByXPathMarshaller(HierarchicalStreamWriter writer, ConverterLookup converterLookup, Mapper mapper, int mode) {
super(writer, converterLookup, mapper);
this.mode = mode;
}
protected String createReference(Path currentPath, Object existingReferenceKey) {
Path existingPath = (Path)existingReferenceKey;
Path referencePath = (mode & ReferenceByXPathMarshallingStrategy.ABSOLUTE) > 0 ? existingPath : currentPath.relativeTo(existingPath);
return (mode & ReferenceByXPathMarshallingStrategy.SINGLE_NODE) > 0 ? referencePath.explicit() : referencePath.toString();
}
protected Object createReferenceKey(Path currentPath, Object item) {
return currentPath;
}
protected void fireValidReference(Object referenceKey) {
// nothing to do
}
}