A.java

package p;

public class A {
    B someField;

    enum MyEnum {
        FOO, BAR;

		void someMethod() {
		    switch (this) {
		    case FOO:
		        System.out.println("foo");
		        break;
		    case BAR:
		        System.out.println("bar");
		    }
		}
    }
}

class B {

}