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What this is

This file is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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The source code

package p;

class Outer {
	enum A {
		GREEN, DARK_GREEN, BLACK;
		A getNext() {
			switch (this) {
				case GREEN : return DARK_GREEN;
				case DARK_GREEN : return BLACK;
				case BLACK : return GREEN;
				default : return null;
			}
		}
	}
	{
		A a= A.GREEN.getNext();
	}
}
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