jaxml各参数请看:http://www.jb51.cc/article/p-wdzunhgm-ra.html
Person:
package com.test; import java.util.Date; import java.util.List; import javax.xml.bind.annotation.XmlElement; import javax.xml.bind.annotation.XmlRootElement; import javax.xml.bind.annotation.XmlTransient; import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter; @XmlRootElement(name = "person") public class Person { @XmlElement(name = "name") private String name ; @XmlElement(name = "age") private String age; @XmlElement(name = "BasicData") private List<Child> children; private Date d; @XmlElement(name = "time") @XmlJavaTypeAdapter(JaxbDateSerializer.class) public Date getD() { return d; } public void setD(Date d) { this.d = d; } @XmlTransient public List<Child> getChildren() { return children; } public void setChildren(List<Child> children) { this.children = children; } @XmlTransient public String getName() { return name; } public void setName(String name) { this.name = name; } @XmlTransient public String getAge() { return age; } public void setAge(String age) { this.age = age; } }
Child.java
package com.test; import javax.xml.bind.annotation.XmlAccessorType; import javax.xml.bind.annotation.XmlRootElement; import javax.xml.bind.annotation.XmlAccessType; @XmlRootElement(name="BasicData") @XmlAccessorType(XmlAccessType.FIELD) public class Child { private String sex; public String getSex() { return sex; } public void setSex(String sex) { this.sex = sex; } }
JaxbDateSerializer.java 处理Date
package com.test; import java.text.SimpleDateFormat; import java.util.Date; import javax.xml.bind.annotation.adapters.XmlAdapter; public class JaxbDateSerializer extends XmlAdapter<String,Date>{ private SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd"); @Override public String marshal(Date date) throws Exception { return dateFormat.format(date); } @Override public Date unmarshal(String date) throws Exception { return dateFormat.parse(date); } }
Main
package com.test; import java.io.FileWriter; import java.io.IOException; import java.io.StringWriter; import java.net.URL; import java.util.Date; 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 Test { public static void main(String[] args) throws JAXBException,IOException{ System.out.println(java.net.URLEncoder.encode("的","utf-8")); //java 类 转 xml 文件 List<Child> l = new ArrayList<Child>(); Person p = new Person(); p.setAge("123"); p.setName("周顺"); p.setD(new Date()); for(int i=0;i<5;i++){ Child c = new Child(); c.setSex(i+""); l.add(c); } p.setChildren(l); StringWriter writer = new StringWriter(); URL read = ClassLoader.getSystemResource("com/test/person.xml"); FileWriter fw = new FileWriter(read.getPath()); JAXBContext context = JAXBContext.newInstance(Person.class); Marshaller m = context.createMarshaller(); m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT,true); m.setProperty(Marshaller.JAXB_ENCODING,"GBK"); //防止文件中文乱码 m.marshal(p,writer); m.marshal(p,fw); fw.flush(); fw.close(); String xml = writer.toString(); System.out.println(xml); // xml文件转java类 JAXBContext context2 = JAXBContext.newInstance(Person.class); Unmarshaller unmarshaller = context2.createUnmarshaller(); //class目录 jaxb/bin //URL xmlFileUrl = ClassLoader.getSystemResource(""); URL xmlFileUrl = ClassLoader.getSystemResource("com/test/person.xml"); System.out.println(xmlFileUrl.getPath()); Person p2 = (Person) unmarshaller.unmarshal(xmlFileUrl); // SAXReader reader = new SAXReader(); // Document document = reader.read(new File( //Test.class.getClassLoader().getResource("com/test/person.xml").getPath())); //Person p2 = (Person) unmarshaller.unmarshal(new StringReader(document.asXML())); System.out.println(p2.getName()); System.out.println(p2.getChildren().get(4).getSex()); } }
<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <person><name>zhoushun</name><age>123</age><BasicData><sex>0</sex></BasicData><BasicData><sex>1</sex></BasicData><BasicData><sex>2</sex></BasicData><BasicData><sex>3</sex></BasicData><BasicData><sex>4</sex></BasicData><time>2013-10-31</time> </person>