@@ -0,0 +1,423 @@
+package com.tazine.design.playground;%0A%0A/**%0A * Created by lina on 2018/1/8.%0A *%0A * @author frank%0A * @since 1.0.0%0A */%0Apublic class Test %7B%0A%0A    public static void main(String%5B%5D args) %7B%0A%0A        // %E4%B8%8D%E4%BD%BF%E7%94%A8%E4%BB%A3%E7%90%86%0A        Hello hello = new HelloImpl();%0A        hello.sayHello();%0A        System.out.println();%0A%0A        // %E9%9D%99%E6%80%81%E4%BB%A3%E7%90%86%0A        Hello hello1 = new HelloProxy();%0A        hello1.sayHello();%0A        System.out.println();%0A%0A%0A%0A%0A%0A    %7D%0A%0A%7D%0A

test (codeplay-design-pattern) : fadd the test class in playground package.