jaxbParserTemplate.java

package __PACKAGE__;

import java.io.File;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;

/**
 * This object contains basic implementations to load an XML file into java
 * objects and to save an object graph into an xml file
 * 
 */
public class __TYPE__Parser {

	private JAXBContext jaxbContext;
	private ObjectFactory objectFactory = new ObjectFactory();

	public __TYPE__ load(String xmlFile) throws JAXBException {
		Unmarshaller unmarshaller = this.getContext().createUnmarshaller();
		@SuppressWarnings("unchecked")
		JAXBElement<__TYPE__> rootElement = (JAXBElement<__TYPE__>) unmarshaller.unmarshal(new File(xmlFile));

		return rootElement.getValue();
	}

	public void save(__TYPE__ rootElement, String xmlFile) throws JAXBException {
		this.save(rootElement, xmlFile, "UTF-8");
	}

	public void save(__TYPE__ rootElement, String xmlFile, String encoding) throws JAXBException {
		JAXBElement<__TYPE__> jaxbElement = this.objectFactory.__FACTORY_METHOD__(rootElement);
		Marshaller marshaller = this.getContext().createMarshaller();

		marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
		marshaller.setProperty(Marshaller.JAXB_ENCODING, encoding);
		marshaller.marshal(jaxbElement, new File(xmlFile));
	}

	private JAXBContext getContext() throws JAXBException {
		if (this.jaxbContext == null) {
			this.jaxbContext = JAXBContext.newInstance(__TYPE__.class.getPackage().getName());
		}
		return this.jaxbContext;
	}

}