public class Entity { private Integer id = 5; private String name = "rongxinhua"; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String haha(){ return "Ha,Ha"; } public void sayHelle(String name){ System.out.println(name + " say, Hello!"); } public String countAges(int x, int y){ return "My Age is " + (x + y); } }
相关用法
Entity entity = new Entity(); //通过PropertyUtils的getProperty方法获取指定属性的值 Integer id = (Integer)PropertyUtils.getProperty(entity, "id"); String name = (String)PropertyUtils.getProperty(entity, "name"); System.out.println("id = " + id + " name = " + name); //调用PropertyUtils的setProperty方法设置entity的指定属性 PropertyUtils.setProperty(entity, "name", "心梦帆影"); System.out.println("name = " + entity.getName()); //通过PropertyUtils的describe方法把entity的所有属性与属性值封装进Map中 Map map = PropertyUtils.describe(entity); System.out.println("id = " + map.get("id") + " name = " + map.get("name")); //通过MethodUtils的invokeMethod方法,执行指定的entity中的方法(无参的情况) System.out.println( MethodUtils.invokeMethod(entity, "haha", null) ); //通过MethodUtils的invokeMethod方法,执行指定的entity中的方法(1参的情况) MethodUtils.invokeMethod(entity, "sayHelle", "心梦帆影"); //通过MethodUtils的invokeMethod方法,执行指定的entity中的方法(多参的情况) Object[] params = new Object[]{new Integer(10),new Integer(12)}; String msg = (String)MethodUtils.invokeMethod(entity, "countAges", params); System.out.println(msg);