summaryrefslogtreecommitdiff
path: root/BJC-Utils2/src/main/java/bjc/utils/data/WrappedOption.java
diff options
context:
space:
mode:
authorbjculkin <bjculkin@WIT-136XG42.wvu-ad.wvu.edu>2017-02-27 10:11:43 -0500
committerbjculkin <bjculkin@WIT-136XG42.wvu-ad.wvu.edu>2017-02-27 10:11:43 -0500
commite6459a351f14d76dbac83e95a55664820387ad7b (patch)
tree3fba82ce642fb6da2359bf55510b87fcd8064a88 /BJC-Utils2/src/main/java/bjc/utils/data/WrappedOption.java
parent0b4fd83d36eb82c92a39af8b8e1c521d822bd4c3 (diff)
Package reorganization
Diffstat (limited to 'BJC-Utils2/src/main/java/bjc/utils/data/WrappedOption.java')
-rw-r--r--BJC-Utils2/src/main/java/bjc/utils/data/WrappedOption.java80
1 files changed, 0 insertions, 80 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/data/WrappedOption.java b/BJC-Utils2/src/main/java/bjc/utils/data/WrappedOption.java
deleted file mode 100644
index 554eb54..0000000
--- a/BJC-Utils2/src/main/java/bjc/utils/data/WrappedOption.java
+++ /dev/null
@@ -1,80 +0,0 @@
-package bjc.utils.data;
-
-import java.util.function.Function;
-import java.util.function.UnaryOperator;
-
-class WrappedOption<ContainedType> implements IHolder<ContainedType> {
- private IHolder<IHolder<ContainedType>> held;
-
- public WrappedOption(IHolder<ContainedType> seedValue) {
- held = new Option<>(seedValue);
- }
-
- private WrappedOption(IHolder<IHolder<ContainedType>> toHold, boolean dummy) {
- held = toHold;
- }
-
- @Override public <BoundType> IHolder<BoundType> bind(Function<ContainedType, IHolder<BoundType>> binder) {
- IHolder<IHolder<BoundType>> newHolder = held.map((containedHolder) -> {
- return containedHolder.bind((containedValue) -> {
- if (containedValue == null) {
- return new Option<>(null);
- }
-
- return binder.apply(containedValue);
- });
- });
-
- return new WrappedOption<>(newHolder, false);
- }
-
- @Override
- public <NewType> Function<ContainedType, IHolder<NewType>> lift(Function<ContainedType, NewType> func) {
- return (val) -> {
- return new Option<>(func.apply(val));
- };
- }
-
- @Override
- public <MappedType> IHolder<MappedType> map(Function<ContainedType, MappedType> mapper) {
- IHolder<IHolder<MappedType>> newHolder = held.map((containedHolder) -> {
- return containedHolder.map((containedValue) -> {
- if (containedValue == null) {
- return null;
- }
-
- return mapper.apply(containedValue);
- });
- });
-
- return new WrappedOption<>(newHolder, false);
- }
-
- @Override
- public IHolder<ContainedType> transform(UnaryOperator<ContainedType> transformer) {
- held.transform((containedHolder) -> {
- return containedHolder.transform((containedValue) -> {
- if (containedValue == null) {
- return null;
- }
-
- return transformer.apply(containedValue);
- });
- });
-
- return this;
- }
-
- @Override
- public <UnwrappedType> UnwrappedType unwrap(Function<ContainedType, UnwrappedType> unwrapper) {
- return held.unwrap((containedHolder) -> {
- return containedHolder.unwrap((containedValue) -> {
- if (containedValue == null) {
- return null;
- }
-
- return unwrapper.apply(containedValue);
- });
- });
- }
-}