获取List集合泛型参数

获取List集合泛型参数(jdk 1.8)
ArrayList list = new ArrayList(){};
System.out.println(list.getClass());
System.out.println(list.getClass().getGenericSuperclass());
mySuperClass=list.getClass().getGenericSuperclass();
type = ((ParameterizedType) mySuperClass).getActualTypeArguments()[0];
System.out.println(type.getTypeName());