Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Open Source License 

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

import java.io.File;
import java.io.FileNotFoundException;

public class Main {
    /**
     * Saves the data in the file in xml format.
     *
     * @param file Points to a valid xml file containing data that match the {@code classToConvert}.
     *             Cannot be null.
     * @throws FileNotFoundException Thrown if the file is missing.
     * @throws JAXBException         Thrown if there is an error during converting the data
     *                               into xml and writing to the file.
     */
    public static <T> void saveDataToFile(File file, T data) throws FileNotFoundException, JAXBException {

        assert file != null;
        assert data != null;

        if (!file.exists()) {
            throw new FileNotFoundException("File not found : " + file.getAbsolutePath());
        }

        JAXBContext context = JAXBContext.newInstance(data.getClass());
        Marshaller m = context.createMarshaller();
        m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);

        m.marshal(data, file);
    }
}