public static String getName(int keyId) {
        return KEY_NAMES[keyId];
    }
Obtain a descriptive name for the specified key code. Key codes are
defined in {@link KeyInput}.

@param keyId a key code (&ge;0, &le;255)
@return the corresponding name, or null if not named
jme3-core/src/main/java/com/jme3/input/KeyNames.java