javabean 遍历

public class User{

    private String name;

    private Integer age;

    //省略get set
}

User user = new User();
user.setName("Any");
user.setAge(1);

Class cls = user.getClass();
Field[] fields = cls.getDeclaredFields();

for (int i = 0; i < fields.length; i++) {
	Field field = fields[i];
	field.setAccessible(true);
        System.out.println("属性名:" + field .getName() + " 属性值:" + field .get(user));
 }