code: static String javaPropertyToJSProperty(final String getterSetterMethod) {
          if (!isJavaPropertyMethod(getterSetterMethod)) {
              throw new JsiiException("Invalid getter/setter method. Must start with get/set");
          }
  
          String camelCase = getterSetterMethod.substring(
                  PROPERTY_METHOD_PREFIX_LEN,
                  PROPERTY_METHOD_PREFIX_LEN + 1).toLowerCase();
  
          if (getterSetterMethod.length() > PROPERTY_METHOD_PREFIX_LEN + 1) {
              camelCase += getterSetterMethod.substring(PROPERTY_METHOD_PREFIX_LEN + 1);
          }
  
          return camelCase;
      }
docs: Convert a java property method name (getXxx/setXxx) to a javascript property name (xxx).
  @param getterSetterMethod The java method name
  @return The javascript property name