diff options
Diffstat (limited to 'src/main/java/org/zwobble/mammoth/internal/util/MammothIterables.java')
| -rw-r--r-- | src/main/java/org/zwobble/mammoth/internal/util/MammothIterables.java | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/main/java/org/zwobble/mammoth/internal/util/MammothIterables.java b/src/main/java/org/zwobble/mammoth/internal/util/MammothIterables.java index cd28c14..4335dc1 100644 --- a/src/main/java/org/zwobble/mammoth/internal/util/MammothIterables.java +++ b/src/main/java/org/zwobble/mammoth/internal/util/MammothIterables.java @@ -3,9 +3,19 @@ package org.zwobble.mammoth.internal.util; import com.google.common.collect.Iterables; import java.util.Optional; +import java.util.function.Predicate; public class MammothIterables { public static <T> Optional<T> tryGetLast(Iterable<T> iterable) { return Optional.ofNullable(Iterables.getLast(iterable, null)); } + + public static <T> Optional<T> tryFind(Iterable<T> iterable, Predicate<T> predicate) { + for (T element : iterable) { + if (predicate.test(element)) { + return Optional.of(element); + } + } + return Optional.empty(); + } } |
