code: private void initShadowResponsiveEffectEnabled(TypedArray attrs) {
  		int index = R.styleable.ActionButton_shadowResponsiveEffect_enabled;
  		if (attrs.hasValue(index)) {
  			shadowResponsiveEffectEnabled = attrs.getBoolean(index, shadowResponsiveEffectEnabled);
  			LOGGER.trace("Initialized Action Button Shadow Responsive Effect enabled: {}",
  					isShadowResponsiveEffectEnabled());
  		}
  	}
docs: Initializes the Shadow Responsive Effect
  
  @param attrs attributes of the XML tag that is inflating the view