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author | Trygve Laugstøl <trygvis@inamo.no> | 2015-01-28 23:45:38 +0100 |
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committer | Trygve Laugstøl <trygvis@inamo.no> | 2015-01-28 23:45:38 +0100 |
commit | 3e619a735e63a1222e71060d9e65b354a156b158 (patch) | |
tree | 2f31cdc65d0d773874800c114530eb620bcca536 /app/src/main/java/io/trygvis/android/Optional.java | |
parent | c4685214d8db34166213ffa373a16af1a99401a5 (diff) | |
download | io.trygvis.soilmoisture-android-3e619a735e63a1222e71060d9e65b354a156b158.tar.gz io.trygvis.soilmoisture-android-3e619a735e63a1222e71060d9e65b354a156b158.tar.bz2 io.trygvis.soilmoisture-android-3e619a735e63a1222e71060d9e65b354a156b158.tar.xz io.trygvis.soilmoisture-android-3e619a735e63a1222e71060d9e65b354a156b158.zip |
o Major refactoring on the BtPromise, mainly internal. Renaming BtPromise to BtSequence and BtSequencer.
Diffstat (limited to 'app/src/main/java/io/trygvis/android/Optional.java')
-rw-r--r-- | app/src/main/java/io/trygvis/android/Optional.java | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/app/src/main/java/io/trygvis/android/Optional.java b/app/src/main/java/io/trygvis/android/Optional.java deleted file mode 100644 index 616f9a7..0000000 --- a/app/src/main/java/io/trygvis/android/Optional.java +++ /dev/null @@ -1,45 +0,0 @@ -package io.trygvis.android; - -public final class Optional<T> { - private final T value; - - public Optional(T value) { - this.value = value; - } - - public T get() { - if (value == null) { - throw new IllegalStateException("get() on empty"); - } - - return value; - } - - public boolean isPresent() { - return value != null; - } - - public void ifPresent(Consumer<T> consumer) { - if (value == null) { - return; - } - - consumer.accept(value); - } - - public static <T> Optional<T> of(T t) { - if (t == null) { - throw new IllegalArgumentException("t can't be null"); - } - - return new Optional<>(t); - } - - public static <T> Optional<T> empty() { - return new Optional<>(null); - } - - public static <T> Optional<T> ofNullable(T t) { - return t != null ? of(t) : empty(); - } -} |