| package p; | |
| class Outer { | |
| enum A { | |
| GREEN, DARK_GREEN, BLACK; | |
| public A getNext(boolean forward) { | |
| switch (this) { | |
| case GREEN : return DARK_GREEN; | |
| case DARK_GREEN : return BLACK; | |
| case BLACK : return GREEN; | |
| default : return null; | |
| } | |
| } | |
| } | |
| { | |
| A a= A.GREEN.getNext(true); | |
| } | |
| } |