@Nonnull
    public static SharedGroupVisibility fromDatabaseValue(@Nullable final String dbValue) {
        if (dbValue == null) {
            return nobody;
        }

        for (SharedGroupVisibility value : SharedGroupVisibility.values()) {
            if (value.dbValue.equals(dbValue)) {
                return value;
            }
        }

        throw new IllegalArgumentException(
            "No enum constant for SharedGroupVisibility with a dbValue that equals " + dbValue);
    }
The value of the 'sharedRoster.showInRoster' property that represents the value.
xmppserver/src/main/java/org/jivesoftware/openfire/group/SharedGroupVisibility.java