【WebService】使用jaxb完成对象和xml的转换-白红宇

【WebService】使用jaxb完成对象和xml的转换

阅读量：6625 次

发布时间：2019-06-25

本文共 3583 字，大约阅读时间需要 11 分钟。

1 package com.slp.jxmarshaller; 2  3 /** 4  * Created by sanglp on 2017/2/26. 5  */ 6 public class ClassName { 7     private int id; 8     private String name; 9     private int grade;10 11     public ClassName() {12     }13 14     public ClassName(int id, String name, int grade) {15         this.id = id;16         this.name = name;17         this.grade = grade;18     }19 20     public int getId() {21         return id;22     }23 24     public void setId(int id) {25         this.id = id;26     }27 28     public String getName() {29         return name;30     }31 32     public void setName(String name) {33         this.name = name;34     }35 36     public int getGrade() {37         return grade;38     }39 40     public void setGrade(int grade) {41         this.grade = grade;42     }43 }

package com.slp.jxmarshaller;import javax.xml.bind.annotation.XmlRootElement;/** * Created by sanglp on 2017/2/26. * [com.sun.istack.internal.SAXException2: 由于类型 "com.slp.jxmarshaller.Student" 缺少 @XmlRootElement 注释, 无法将该类型编集为元素] */@XmlRootElementpublic class Student {    private int id;    private String name;    private int age;    private ClassName className;    public int getId() {        return id;    }    public void setId(int id) {        this.id = id;    }    public String getName() {        return name;    }    public void setName(String name) {        this.name = name;    }    public int getAge() {        return age;    }    public void setAge(int age) {        this.age = age;    }    public ClassName getClassName() {        return className;    }    public void setClassName(ClassName className) {        this.className = className;    }    public Student(int id, String name, int age, ClassName className) {        this.id = id;        this.name = name;        this.age = age;        this.className = className;    }    public Student() {    }}

1 package com.slp.jxmarshaller; 2  3 import org.junit.Test; 4  5 import javax.xml.bind.JAXBContext; 6 import javax.xml.bind.JAXBException; 7 import javax.xml.bind.Marshaller; 8 import javax.xml.bind.Unmarshaller; 9 import java.io.StringReader;10 11 /**12  * Created by sanglp on 2017/2/26.13  */14 public class TestJaxb {15 16     /**17      * 输出结果18      * 
     
     
      
       21
      
      
       
        2010
       
       
        1
       
       
        10数学
       
      
      
       1
      
      
       张三
      
     19      */20     @Test21     public void test01(){22         try {23             JAXBContext ctx = JAXBContext.newInstance(Student.class);24             Marshaller marshaller = ctx.createMarshaller();25             Student student = new Student(1,"张三",21,new ClassName(1,"10数学",2010));26             marshaller.marshal(student,System.out);27         } catch (JAXBException e) {28             e.printStackTrace();29         }30     }31 32 33     /**34      * 张三 10数学35      */36     @Test37     public void test02(){38         String str="
     
     
      
       21
      
      
       
        2010
       
       
        1
       
       
        10数学
       
      
      
       1
      
      
       张三
      
     \n";39         try {40             JAXBContext ctx = JAXBContext.newInstance(Student.class);41             Unmarshaller unmarshaller = ctx.createUnmarshaller();42             Student stu = (Student) unmarshaller.unmarshal(new StringReader(str));43             System.out.println(stu.getName()+" "+stu.getClassName().getName());44         } catch (JAXBException e) {45             e.printStackTrace();46         }47 48     }49 }