Create a Marshalling program on Java which converts objects into data format suitable for storage and transmission. Included with the POJO Class (Getters & Setters methods)

ListProduct.java

package com.company;

import java.util.ArrayList;
import java.util.List;

import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;


@XmlRootElement(name ="products")
public class ListProduct {
	
	private List<Product> listProduct = new ArrayList<Product>();
	
	@XmlElement(name ="product")
	public List<Product> getListProduct() {
		return listProduct;
	}

	public void setListProduct(List<Product> listProduct) {
		this.listProduct = listProduct;
	}

}

Main.java

package com.company;

import javax.xml.bind.JAXBException;

public class Main {

    public static void main(String[] args) throws JAXBException {
	// write your code here
        System.out.println("Hi There!");

        ProductJAXB p = new ProductJAXB();
        long a = System.currentTimeMillis();
        p.MarshallList();
        System.out.println(":::::::::::::::"+(System.currentTimeMillis() - a));

    }
}

Product.java

package com.company;

import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;

@XmlRootElement(name ="product")
public class Product {
	public Product() {
		super();
	}
	private String countryCode;
	private int telephone;
	
	
	public Product(String countryCode, int telephone) {
		super();
		this.countryCode = countryCode;
		this.telephone = telephone;
	}

	@XmlElement
	public String getCountryCode() {
		return countryCode;
	}
	public void setCountryCode(String countryCode) {
		this.countryCode = countryCode;
	}
	
	@XmlElement
	public int getTelephone() {
		return telephone;
	}
	public void setTelephone(int telephone) {
		this.telephone = telephone;
	}
	


}

ProductJAXB.java

package com.company;

import java.io.File;
import java.util.ArrayList;
import java.util.List;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;


public class ProductJAXB {
	
	JAXBContext jc = null;
	
	public ProductJAXB() {
		try {
			jc=JAXBContext.newInstance(ListProduct.class);
		} catch (JAXBException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		}

	public void MarshallList() throws JAXBException {
		
		List<Product> listProduct = new ArrayList<Product>();
//		Product product = new Product("AE", 971);
		
		JAXBContext jc = JAXBContext.newInstance(ListProduct.class);
		
		Marshaller ms  = jc.createMarshaller();
		try {
			
			listProduct.add(new Product("AE", 971));
			
			listProduct.add(new Product("AF", 93));
			
			listProduct.add(new Product("AL", 355));
			listProduct.add(new Product("A0", 244));
				
			ListProduct lp = new ListProduct();
			lp.setListProduct(listProduct);
			
			ms.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
			ms.marshal(lp, System.out);
			ms.marshal(lp, new File("Product.xml"));
			//System.exit(0);
			
		
			
		}catch (Exception e){
			e.printStackTrace();
		}
		
		
		
	}
	
	
	public void unMarshall() {
		try {
			
			JAXBContext jc = JAXBContext.newInstance(ListProduct.class);
		    Unmarshaller ums = jc.createUnmarshaller();
		    ListProduct lp = (ListProduct)ums.unmarshal(new File ("Product.xml"));
		    
		    if (lp == null) {
		    	System.out.println("Empty");
		    }else {
			    for(Product p : lp.getListProduct() ) {
			    	System.out.println("Product Information" );
				    System.out.println("Country Code " + p.getCountryCode());
				    System.out.println("Phone" + p.getTelephone());
			    }
		    }
		    

		    
		}catch (Exception e) {
			System.out.println(e.getMessage());
			
		}
	}
	
}