org.mycore.common.content.MCRJDOMContent Maven / Gradle / Ivy
/*
* This file is part of *** M y C o R e ***
* See http://www.mycore.de/ for details.
*
* MyCoRe is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* MyCoRe 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MyCoRe. If not, see .
*/
package org.mycore.common.content;
import java.io.IOException;
import java.io.OutputStream;
import javax.xml.transform.Source;
import org.jdom2.Document;
import org.jdom2.Element;
import org.jdom2.output.XMLOutputter;
import org.jdom2.transform.JDOMSource;
/**
* Reads MCRContent from a JDOM XML document.
*
* @author Frank L\u00FCtzenkichen
*/
public class MCRJDOMContent extends MCRXMLContent {
private Document jdom;
/**
* @param jdom the JDOM XML document to read from
*/
public MCRJDOMContent(Document jdom) {
super();
this.jdom = jdom;
super.docType = jdom.getDocType() == null ? jdom.getRootElement().getName()
: jdom.getDocType()
.getElementName();
}
/**
* Alternative constructor for newly created root elements
* that do not have a Document parent yet, which is a very
* common use case.
*
* @param jdom the JDOM XML root element to read from
*/
public MCRJDOMContent(Element jdom) {
this(new Document(jdom));
}
@Override
public Source getSource() {
JDOMSource source = new JDOMSource(jdom);
source.setSystemId(systemId);
return source;
}
@Override
public void sendTo(OutputStream out) throws IOException {
if (jdom == null) {
throw new IOException("JDOM document is null and cannot be written to OutputStream");
}
new XMLOutputter(format).output(jdom, out);
}
@Override
public Document asXML() {
return jdom;
}
}