castor demo

依赖包：

castor-1.3.2-xml.jar

castor-1.3.2-core.jar

commons-lang-2.1.0.jar

commons-logging-1.1.jar

javax.xml.stream-1.0.1.jar

 

JavaBean

 

Person.java

 

package bean;

import java.io.Serializable;
import java.util.Date;

public class Person implements Serializable {

 private static final long serialVersionUID = 1L;

 private String name = null;

 private Date dob = null;

 public Person() {
  super();
 }

 public String getName() {
  return name;
 }

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

 public Date getDob() {
  return dob;
 }

 public void setDob(Date dob) {
  this.dob = dob;
 }

 @Override
 public String toString() {
  return "Person [dob=" + dob + ", name=" + name + "]";
 }
}

 

 

 

Staff.java

 

 

package bean;

import java.io.Serializable;
import java.util.List;

public class Staff implements Serializable{
 
 private static final long serialVersionUID = 1L;

 private String deptNO;
 
 private List<Person> persons;
 
 public String getDeptNO() {
  return deptNO;
 }
 public void setDeptNO(String deptNO) {
  this.deptNO = deptNO;
 }
 public List<Person> getPersons() {
  return persons;
 }
 public void setPersons(List<Person> persons) {
  this.persons = persons;
 }
 @Override
 public String toString() {
  return "Staff [deptNO=" + deptNO + ", persons=" + persons + "]";
 }
}

 

 

 

 

XML映射文件

maping.xml

 

<?xml version="1.0"?>
<!DOCTYPE mapping PUBLIC "-//EXOLAB/Castor Mapping DTD Version 1.0//EN"
                         "http://castor.org/mapping.dtd">
<mapping>
 <description>Basic mapping example</description>
 <class name="bean.Staff">
  <map-to xml="Staff" />
  <field name="deptNO">
   <bind-xml name="deptNO" node="attribute" />
  </field>
  <field name="persons" type="bean.Person" collection="arraylist">
   <bind-xml name="Person" />
  </field>
 </class>
 <class name="bean.Person">
  <field name="name">
   <bind-xml name="name" node="attribute" />
  </field>
  <field name="dob">
   <bind-xml name="birthday" node="attribute" />
  </field>
 </class>
</mapping>

 

JavaBeanToXml.java

 

package Trans;

import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStreamWriter;
import java.util.ArrayList;
import java.util.Date;

import org.exolab.castor.mapping.Mapping;
import org.exolab.castor.xml.Marshaller;
import org.exolab.castor.xml.XMLContext;

import bean.Person;
import bean.Staff;

public class JavaBeanToXml {
 
 public static void main(String[] args) {
  Staff staff = new Staff();
  staff.setDeptNO("MNN1");
  Person p1 =new Person();
  p1.setName("田中一郎");
  p1.setDob(new Date());
  Person p2 =new Person();
  p2.setName("田中 二郎");
  p2.setDob(new Date());
  ArrayList<Person> pers =new ArrayList<Person>();
  pers.add(p1);
  pers.add(p2);
  staff.setPersons(pers);
  javaBeanToXml("D:\\fsdev\\workspace\\JavaBeanToXML\\src\\Trans\\maping.xml","C:\\Staff.xml",staff);
 }

 private static void javaBeanToXml(String mapingFile, String destFile, Staff staff) {
  Mapping mapping = new Mapping();
  try {
   mapping.loadMapping(mapingFile);
   XMLContext context = new XMLContext();
   context.addMapping(mapping);

   Marshaller marshaller = context.createMarshaller();
   marshaller.setWriter(new OutputStreamWriter(new FileOutputStream(new File(destFile))));
   marshaller.marshal(staff);
  } catch (Exception e) {
   e.printStackTrace();
  }
 }
}

 

 

 

XMLJavaToBean.java

package Trans;

import java.io.FileReader;

import org.exolab.castor.mapping.Mapping;
import org.exolab.castor.xml.Unmarshaller;
import org.exolab.castor.xml.XMLContext;

import bean.Staff;

public class XMLJavaToBean {
 
 public static void main(String[] args) {
  Staff staff = xmlToJavaBean("D:\\fsdev\\workspace\\JavaBeanToXML\\src\\Trans\\maping.xml","C:\\Staff.xml");
  System.out.println(staff);
 }

 private static Staff xmlToJavaBean(String mapingFile, String xmlFile) {
  Mapping mapping = new Mapping();
  try {
   mapping.loadMapping(mapingFile);
   XMLContext context = new XMLContext();
   context.addMapping(mapping);
   Unmarshaller unmarshaller = context.createUnmarshaller();
   unmarshaller.setClass(Staff.class);
   FileReader reader = new FileReader(xmlFile);
   
   return (Staff)unmarshaller.unmarshal(reader);

  } catch (Exception e) {
   e.printStackTrace();
  }
  return new Staff();
 }

}

评论

1 楼 longying2008 2012-12-24  

JavaBeanToXML.java
你生成的XML文件，中文会出现乱码。应该加点东西。
marshaller.setWriter(new OutputStreamWriter(new FileOutputStream(new File(destFile)), "UTF-8"));//此处如果没有"UTF-8"的话，生成的XML文件中文会出现乱码