/**
* Returns a composed operator that first applies the {@code this_} operator to its input, and
* then applies the {@code after} operator to the result. If evaluation of either operator throws
* an exception, it is relayed to the caller of the composed operator.
*
* @param this_ the operator to apply before the {@code after} operator is applied
* @param after the operator to apply after the {@code this_} operator is applied
* @return a composed operator that first applies the {@code this_} operator and then applies the
* {@code after} operator
* @throws NullPointerException if {@code this_} is null
* @throws NullPointerException if after is null
* @see #compose(LongUnaryOperator, LongUnaryOperator)
*/
public static LongUnaryOperator andThen(
final LongUnaryOperator this_, final LongUnaryOperator after) {
Objects.requireNonNull(this_);
Objects.requireNonNull(after);
return (long t) -> after.applyAsLong(this_.applyAsLong(t));
}
/**
* Returns a composed operator that first applies the {@code before} operator to its input, and
* then applies the {@code this_} operator to the result. If evaluation of either operator throws
* an exception, it is relayed to the caller of the composed operator.
*
* @param this_ the operator to apply after the {@code before} operator is applied
* @param before the operator to apply before the {@code this_} operator is applied
* @return a composed operator that first applies the {@code before} operator and then applies the
* {@code this_} operator
* @throws NullPointerException if {@code this_} is null
* @throws NullPointerException if before is null
* @see #andThen(LongUnaryOperator, LongUnaryOperator)
*/
public static LongUnaryOperator compose(
final LongUnaryOperator this_, final LongUnaryOperator before) {
Objects.requireNonNull(this_);
Objects.requireNonNull(before);
return (long v) -> this_.applyAsLong(before.applyAsLong(v));
}
