Java object to xml | JAXB marshalling - convert java object to xml | Convert java object to xml in java

 In this blog we will discuss Java Object to xml.JAXB marshalling - convert java object to xml. Also we will check how to convert Java objet to xml file.

Java object to xml | JAXB marshalling - convert java object to xml | c

Maven Dependency:

<!-- https://mvnrepository.com/artifact/javax.xml/jaxb-api -->

<dependency>

    <groupId>javax.xml</groupId>

    <artifactId>jaxb-api</artifactId>

    <version>2.0</version>

</dependency>

Spring Boot Dependency:

  <dependency>

            <groupId>org.springframework.boot</groupId>

            <artifactId>spring-boot-starter</artifactId>

        </dependency>

Program for Converting Java Object to xml String:

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import java.io.StringWriter;

import javax.xml.bind.JAXBContext;

import javax.xml.bind.JAXBException;

import javax.xml.bind.Marshaller;

public class ConvertJavaObjectToXml {

public static void main(String[] args) {

Person person= new Person("Sunil",24,"India");

try {

JAXBContext contextObj = JAXBContext.newInstance(Person.class);

Marshaller marshallerObj = contextObj.createMarshaller(); 

marshallerObj.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);

// marshallerObj.marshal(que, new FileOutputStream("question.xml"));

 

StringWriter sw = new StringWriter();

 

marshallerObj.marshal(person,sw);

 

String xmlString=sw.toString();

 

System.out.println("xmlString "+xmlString);

 

marshallerObj.marshal(person, new FileOutputStream("person.xml"));

} catch (JAXBException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (FileNotFoundException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}  

}

package com.mkyong;

import javax.xml.bind.annotation.XmlElement;

import javax.xml.bind.annotation.XmlRootElement;

@XmlRootElement

public class Person {

private String name;

//@XmlElement

private int age;

//@XmlElement

private String address;

public Person() {

super();

// TODO Auto-generated constructor stub

}

public Person(String name, int age, String address) {

super();

this.name = name;

this.age = age;

this.address = address;

}

public String getName() {

return name;

}

@XmlElement

public void setName(String name) {

this.name = name;

}

public int getAge() {

return age;

}

@XmlElement

public void setAge(int age) {

this.age = age;

}

public String getAddress() {

return address;

}

@XmlElement

public void setAddress(String address) {

this.address = address;

}

}

Program for Converting Java Object to Xml File

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import java.io.StringWriter;

import javax.xml.bind.JAXBContext;

import javax.xml.bind.JAXBException;

import javax.xml.bind.Marshaller;

public class ConvertJavaObjectToXml {

public static void main(String[] args) {

Person person= new Person("Sunil",24,"India");

try {

JAXBContext contextObj = JAXBContext.newInstance(Person.class);

Marshaller marshallerObj = contextObj.createMarshaller();

//This line is used to format xml file

marshallerObj.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);

 

StringWriter sw = new StringWriter();

 

marshallerObj.marshal(person,sw);

 

 

marshallerObj.marshal(person, new FileOutputStream("person.xml"));

} catch (JAXBException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (FileNotFoundException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}  

}

}

Note: your xml willbe stored in same location where your project existing.