Read XML file using DOM Parser

ReadXML.java

package com.javamultiplex;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class ReadXML {

	public static void main(String[] args) {

		File file = new File("src/main/resources/employee.xml");
		try {
			DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
			DocumentBuilder builder = factory.newDocumentBuilder();
			Document document = builder.parse(file);
			document.getDocumentElement().normalize();
			String rootNode = document.getDocumentElement().getNodeName();
			System.out.println("Root Element : " + rootNode);
			List<Employee> employees = getEmployeesData(document);
			for (Employee emp : employees) {
				System.out.println(emp);
			}

		} catch (Exception exception) {
			exception.printStackTrace();
		}

	}

	private static List<Employee> getEmployeesData(Document document) {

		NodeList list = document.getElementsByTagName("Employee");
		int length = list.getLength();
		List<Employee> employees = new ArrayList<>();
		for (int i = 0; i < length; i++) {
			Node node = list.item(i);
			if (node.getNodeType() == Node.ELEMENT_NODE) {
				Element element = (Element) node;
				Employee emp = getEmployee(element);
				employees.add(emp);
			}
		}

		return employees;
	}

	private static Employee getEmployee(Element element) {

		String id=element.getAttribute("id");
		String name = getEmployeeDetails(element, "name");
		String gender = getEmployeeDetails(element, "gender");
		int age = Integer.parseInt(getEmployeeDetails(element, "age"));
		String role = getEmployeeDetails(element, "role");
		Employee emp = new Employee();
		emp.setId(Integer.parseInt(id));
		emp.setName(name);
		emp.setAge(age);
		emp.setGender(gender);
		emp.setRole(role);
		return emp;
	}

	private static String getEmployeeDetails(Element element, String property) {
		String value = element.getElementsByTagName(property).item(0).getTextContent();
		return value;
	}

}