public Type get(int n) {
    return (Type) get0(n);
  }
Gets the indicated element. It is an error to call this with the index for an element which was
never set; if you do that, this will throw {@code NullPointerException}.

@param n {@code >= 0, < size();} which element
@return {@code non-null;} the indicated element
android/android_framework/dex-maker/src/main/java/com/android/dx/rop/type/StdTypeList.java