http://www.verejava.com/?id=16995156772536
package com.reflect; import java.lang.reflect.Constructor; import java.lang.reflect.Modifier; import java.lang.reflect.TypeVariable; public class TestConstructor { public static void test() { try { Class c=Class.forName("com.entity.Student"); Constructor[] constructors=c.getConstructors(); for(Constructor constructor:constructors) { System.out.println(constructor.getModifiers()); if(constructor.getModifiers()==Modifier.PUBLIC) { System.out.println("public"); } System.out.println(constructor.getName()); } } catch (ClassNotFoundException e) { e.printStackTrace(); } } public static void test2() { try { Class c=Class.forName("com.entity.Student"); Constructor constructor=c.getConstructor(new Class[]{String.class,int.class}); Object obj=constructor.newInstance(new Object[]{"李军",40}); } catch (Exception e) { e.printStackTrace(); } } public static void main(String[] args) { test2(); } } package com.entity; public class Student { private String name; private int age; public Student() { super(); System.out.println("student"); } public Student(String name, int age) { super(); this.name = name; this.age = age; System.out.println(this.name+","+this.age); } 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; } }http://www.verejava.com/?id=16995156772536
