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'databene commons' is an open source Java library by Volker Bergmann.
It provides extensions to the Java core library by utility classes, abstract concepts
and concrete implementations.
/*
* Copyright (C) 2004-2015 Volker Bergmann ([email protected]).
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.databene.commons.converter;
import org.databene.commons.ConversionException;
import org.databene.commons.SystemInfo;
import org.databene.commons.converter.ToStringConverter;
import org.databene.commons.converter.UnsafeConverter;
import org.databene.commons.xml.XMLUtil;
import org.w3c.dom.CDATASection;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Text;
/**
* Converts content elements of org.w3c.Document to strings.
* Created: 20.11.2015 18:00:16
* @since 1.0.6
* @author Volker Bergmann
*/
public class XMLNode2StringConverter extends UnsafeConverter {
private static final String LF = SystemInfo.getLineSeparator();
private static final XMLNode2StringConverter DEFAULT_INSTANCE = new XMLNode2StringConverter();
public XMLNode2StringConverter() {
super(Object.class, String.class);
}
@Override
public String convert(Object node) throws ConversionException {
if (node instanceof CDATASection)
return "";
else if (node instanceof Text)
return "'" + ((Text) node).getTextContent() + "'";
else if (node instanceof Element)
return LF + XMLUtil.format((Element) node).trim() + LF;
else if (node instanceof Document)
return XMLUtil.format((Document) node);
else if (node instanceof String)
return "'" + node + "'";
else
return ToStringConverter.convert(node, "");
}
public static String format(Object node) throws ConversionException {
return DEFAULT_INSTANCE.convert(node);
}
}