记录下来仅仅是为了日后拾遗。所以也不想为了分享而分享。
package com.zhi.learnj2; public interface Food { class JackieZhi{ private String name; public JackieZhi(String name){ this.name = name; } public String getName() { return name; } @Override public String toString() { return name; } } enum XiaFanCai implements Food{ } } class JTester { class JTesterInner{ private String password; public JTesterInner(String password){ this.password = password; } public String getPassword() { return password; } } public static void main(String[] args){ //可以看出interface中的嵌套类是static 类型。的 // Food.JackieZhi jackiezhi = new Food.JackieZhi("jackiehzi"); // System.out.println(jackiezhi); JTesterInner jtesterinner = (new JTester()).new JTesterInner("[email protected]"); System.out.println(jtesterinner.getPassword()); } /** class com.zhi.learnj2.JTester$JTesterInner { final com.zhi.learnj2.JTester this$0; // 外部类对象的引用! public com.zhi.learnj2.JTester$JTesterInner(com.zhi.learnj2.JTester, java.lang.String); public java.lang.String getPassword(); } */ }