diff options
Diffstat (limited to 'src/main/java/org/zwobble/mammoth/internal/util/MammothOptionals.java')
| -rw-r--r-- | src/main/java/org/zwobble/mammoth/internal/util/MammothOptionals.java | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/src/main/java/org/zwobble/mammoth/internal/util/MammothOptionals.java b/src/main/java/org/zwobble/mammoth/internal/util/MammothOptionals.java deleted file mode 100644 index 6f2c100..0000000 --- a/src/main/java/org/zwobble/mammoth/internal/util/MammothOptionals.java +++ /dev/null @@ -1,38 +0,0 @@ -package org.zwobble.mammoth.internal.util; - -import java.util.Optional; -import java.util.function.BiFunction; - -public class MammothOptionals { - public static <T> Optional<T> first(Optional<T> first, Optional<T> second) { - if (first.isPresent()) { - return first; - } else { - return second; - } - } - - public static <T1, T2, R> Optional<R> flatMap( - Optional<T1> first, - Optional<T2> second, - BiFunction<T1, T2, Optional<R>> function) - { - if (first.isPresent() && second.isPresent()) { - return function.apply(first.get(), second.get()); - } else { - return Optional.empty(); - } - } - - public static <T1, T2, R> Optional<R> map( - Optional<T1> first, - Optional<T2> second, - BiFunction<T1, T2, R> function) - { - if (first.isPresent() && second.isPresent()) { - return Optional.of(function.apply(first.get(), second.get())); - } else { - return Optional.empty(); - } - } -} |
