Problem example for JetBrains.

Main.java

/**
 * Sort enum example problem for JetBrains support (try to "Sort content" inside the enum).
 */
public class Main {
    public static void main(String[] args) {
        for (final Mode mode : Mode.values()) {
            System.out.printf("%-16s { new: %5b, edit: %5b, confirm: %5b, yet another: %5b }\n",
                    mode.name(),
                    mode.isNew(),
                    mode.isEdit(),
                    mode.isConfirm(),
                    mode.isYetAnother());
        }
    }

    enum Mode {
        /**
         * Javadoc for NEW_ONE
         */
        NEW_ONE,
        /**
         * Javadoc for NEW_TWO
         */
        NEW_TWO,
        /**
         * Javadoc for NEW_THREE
         */
        NEW_THREE,
        /**
         * Javadoc for NEW_FOUR
         */
        NEW_FOUR,
        /**
         * Javadoc for EDIT_ONE
         */
        EDIT_ONE,
        EDIT_TWO,
        EDIT_THREE,
        CONFIRM_ONE,
        CONFIRM_TWO,
        CONFIRM_THREE,
        YET_ANOTHER_MODE;

        public boolean isNew() {
            return this.oneOf(NEW_ONE,
                    NEW_TWO,
                    NEW_THREE,
                    NEW_FOUR);
        }

        public boolean isEdit() {
            return this.oneOf(EDIT_ONE,
                    EDIT_TWO,
                    EDIT_THREE);
        }

        public boolean isConfirm() {
            return this.oneOf(CONFIRM_ONE,
                    CONFIRM_TWO,
                    CONFIRM_THREE);
        }

        public boolean isYetAnother() {
            return this.equals(YET_ANOTHER_MODE);
        }

        private boolean oneOf(final Mode... modes) {
            for (final Mode mode : modes) {
                if (this.equals(mode)) {
                    return true;
                }
            }

            return false;
        }
    }
}