JavaBean与Map相互转化

<dependency>
<groupId>commons-beanutils</groupId>
<artifactId>commons-beanutils</artifactId>
<version>1.9.2</version>
</dependency>

PersonBean person = new PersonBean();
person.setAge(12);
person.setGender("mail");
person.setName("Tom");
Map<String, Object> map = PropertyUtils.describe(person);

for (Map.Entry<String, Object> entry : map.entrySet()) {
System.out.println(entry.getKey() + ": " + entry.getValue());
}

age: 12
name: Tom
class: class com.mycompany.app.PersonBean
gender: mail

PersonBean person = new PersonBean();
Map<String, Object> map = new HashMap<String, Object>();
map.put("name", "Mike");
map.put("age", new Integer(25));
map.put("gender", "male");

BeanUtils.populate(person, map);

System.out.println("name: " + person.getName());
System.out.println("age: " + person.getAge());
System.out.println("gender: " + person.getGender());

name: Mike
age: 25
gender: male