src/main/java/org/openqa/selenium/htmlunit/HtmlUnitKeyboardMapping.java
static int getKeysMapping(char ch) {
    Integer i = specialKeysMap.get(ch);
    if (i == null) {
      return 0;
    }
    return i;
  }
static int getKeysMapping(char ch) {
    Integer i = specialKeysMap.get(ch);
    if (i == null) {
      return 0;
    }
    return i;
  }
Returns the equivalent constant in {@link KeyboardEvent}.