在Java应用程序中读取XML文件的最佳/最简单方法是什么？

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

@XmlRootElement
public class Person {
    private String name;
    private int age;

    @XmlElement
    public void setName(String name) {
        this.name = name;
    }

    @XmlElement
    public void setAge(int age) {
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public int getAge() {
        return age;
    }
}

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

@XmlRootElement
public class Person {
    private String name;
    private int age;

    @XmlElement
    public void setName(String name) {
        this.name = name;
    }

    @XmlElement
    public void setAge(int age) {
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public int getAge() {
        return age;
    }
}

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import java.io.File;

public class JAXBExample {
    public static void main(String[] args) {
        try {
            File file = new File("person.xml");
            JAXBContext jaxbContext = JAXBContext.newInstance(Person.class);

            Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
            Person person = (Person) jaxbUnmarshaller.unmarshal(file);
            jaxbUnmarshaller.unmarshal(file);
            System.out.println("Name: " + person.getName());
            System.out.println("Age: " + person.getAge());
        } catch (JAXBException e) {
            e.printStackTrace();
        }
    }
}

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import java.io.File;

public class JAXBExample {
    public static void main(String[] args) {
        try {
            File file = new File("person.xml");
            JAXBContext jaxbContext = JAXBContext.newInstance(Person.class);

            Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
            Person person = (Person) jaxbUnmarshaller.unmarshal(file);
            jaxbUnmarshaller.unmarshal(file);
            System.out.println("Name: " + person.getName());
            System.out.println("Age: " + person.getAge());
        } catch (JAXBException e) {
            e.printStackTrace();
        }
    }
}