/*
* Copyright (C) 2004, 2005, 2006 Joe Walnes.
* Copyright (C) 2006, 2007, 2009, 2011, 2014 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.AbstractReader;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.path.Path;
import com.thoughtworks.xstream.io.path.PathTracker;
import com.thoughtworks.xstream.io.path.PathTrackingReader;
import com.thoughtworks.xstream.mapper.Mapper;
public class ReferenceByXPathUnmarshaller extends AbstractReferenceUnmarshaller<Path> {
private final PathTracker pathTracker = new PathTracker();
protected boolean isNameEncoding;
public ReferenceByXPathUnmarshaller(
final Object root, final HierarchicalStreamReader reader, final ConverterLookup converterLookup,
final Mapper mapper) {
super(root, reader, converterLookup, mapper);
this.reader = new PathTrackingReader(reader, pathTracker);
isNameEncoding = reader.underlyingReader() instanceof AbstractReader;
}
@Override
protected Path getReferenceKey(final String reference) {
final Path path = new Path(isNameEncoding
? ((AbstractReader)reader.underlyingReader()).decodeNode(reference)
: reference);
// We have absolute references, if path starts with '/'
return reference.charAt(0) != '/' ? pathTracker.getPath().apply(path) : path;
}
@Override
protected Path getCurrentReferenceKey() {
return pathTracker.getPath();
}
}