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| author | Benjamin J. Culkin <bjculkin@mix.wvu.edu> | 2017-10-11 13:41:07 -0300 |
|---|---|---|
| committer | Benjamin J. Culkin <bjculkin@mix.wvu.edu> | 2017-10-11 13:41:07 -0300 |
| commit | 946cab444bc301d8a7c756a1bab039558288de89 (patch) | |
| tree | 419f27c39a509bcd83cae0e6630be8eb7ff95a30 /base/src/main/java/bjc/utils/data/IPair.java | |
| parent | c82e3b3b2de0633317ec8fc85925e91422820597 (diff) | |
Cleanup work
Diffstat (limited to 'base/src/main/java/bjc/utils/data/IPair.java')
| -rw-r--r-- | base/src/main/java/bjc/utils/data/IPair.java | 146 |
1 files changed, 92 insertions, 54 deletions
diff --git a/base/src/main/java/bjc/utils/data/IPair.java b/base/src/main/java/bjc/utils/data/IPair.java index db8a1cb..75b092d 100644 --- a/base/src/main/java/bjc/utils/data/IPair.java +++ b/base/src/main/java/bjc/utils/data/IPair.java @@ -7,64 +7,80 @@ import java.util.function.Function; import bjc.utils.funcdata.theory.Bifunctor; /** - * Represents a pair of values + * Represents a pair of values. * * @author ben + * * @param <LeftType> - * The type of the left side of the pair + * The type of the left side of the pair. + * * @param <RightType> - * The type of the right side of the pair + * The type of the right side of the pair. * */ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightType> { /** - * Bind a function across the values in this pair + * Bind a function across the values in this pair. * * @param <BoundLeft> - * The type of the bound left + * The type of the bound left. + * * @param <BoundRight> - * The type of the bound right + * The type of the bound right. + * * @param binder - * The function to bind with - * @return The bound pair + * The function to bind with. + * + * @return + * The bound pair. */ public <BoundLeft, BoundRight> IPair<BoundLeft, BoundRight> bind( BiFunction<LeftType, RightType, IPair<BoundLeft, BoundRight>> binder); /** - * Bind a function to the left value in this pair + * Bind a function to the left value in this pair. * * @param <BoundLeft> - * The type of the bound value + * The type of the bound value. + * * @param leftBinder - * The function to use to bind - * @return A pair with the left type bound + * The function to use to bind. + * + * @return + * A pair with the left type bound. */ public <BoundLeft> IPair<BoundLeft, RightType> bindLeft( Function<LeftType, IPair<BoundLeft, RightType>> leftBinder); /** - * Bind a function to the right value in this pair + * Bind a function to the right value in this pair. * * @param <BoundRight> - * The type of the bound value + * The type of the bound value. + * * @param rightBinder - * The function to use to bind - * @return A pair with the right type bound + * The function to use to bind. + * + * @return + * A pair with the right type bound. */ public <BoundRight> IPair<LeftType, BoundRight> bindRight( Function<RightType, IPair<LeftType, BoundRight>> rightBinder); /** - * Pairwise combine two pairs together + * Pairwise combine two pairs together. * * @param <OtherLeft> - * The left type of the other pair + * The left type of the other pair. + * * @param <OtherRight> - * The right type of the other pair + * The right type of the other pair. + * * @param otherPair - * The pair to combine with - * @return The pairs, pairwise combined together + * The pair to combine with. + * + * @return + * The pairs, pairwise combined together. */ public default <OtherLeft, OtherRight> IPair<IPair<LeftType, OtherLeft>, IPair<RightType, OtherRight>> combine( final IPair<OtherLeft, OtherRight> otherPair) { @@ -72,21 +88,31 @@ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightTyp } /** - * Combine the contents of two pairs together + * Combine the contents of two pairs together. * * @param <OtherLeft> - * The type of the left value of the other pair + * The type of the left value of the other pair. + * * @param <OtherRight> - * The type of the right value of the other pair + * The type of the right value of the other pair. + * * @param <CombinedLeft> - * The type of the left value of the combined pair + * The type of the left value of the combined pair. + * * @param <CombinedRight> - * The type of the right value of the combined pair + * The type of the right value of the combined pair. + * * @param otherPair - * The other pair to combine with + * The other pair to combine with. + * * @param leftCombiner + * The function to combine the left values with. + * * @param rightCombiner - * @return A pair with its values combined + * The function to combine the right values with. + * + * @return + * A pair with its values combined. */ public <OtherLeft, OtherRight, CombinedLeft, CombinedRight> IPair<CombinedLeft, CombinedRight> combine( IPair<OtherLeft, OtherRight> otherPair, @@ -95,10 +121,10 @@ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightTyp /** * Immediately perfom the specified action with the contents of this - * pair + * pair. * * @param consumer - * The action to perform on the pair + * The action to perform on the pair. */ public default void doWith(final BiConsumer<LeftType, RightType> consumer) { merge((leftValue, rightValue) -> { @@ -109,8 +135,8 @@ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightTyp } @Override - default <OldLeft, OldRight, NewLeft> LeftBifunctorMap<OldLeft, OldRight, NewLeft> fmapLeft( - final Function<OldLeft, NewLeft> func) { + default <OldLeft, OldRight, NewLeft> LeftBifunctorMap<OldLeft, OldRight, NewLeft> + fmapLeft(final Function<OldLeft, NewLeft> func) { return argumentPair -> { if (!(argumentPair instanceof IPair<?, ?>)) { final String msg = "This function can only be applied to instances of IPair"; @@ -125,8 +151,7 @@ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightTyp } @Override - default <OldLeft, OldRight, NewRight> RightBifunctorMap<OldLeft, OldRight, NewRight> - + default <OldLeft, OldRight, NewRight> RightBifunctorMap<OldLeft, OldRight, NewRight> fmapRight(final Function<OldRight, NewRight> func) { return argumentPair -> { if (!(argumentPair instanceof IPair<?, ?>)) { @@ -142,9 +167,10 @@ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightTyp } /** - * Get the value on the left side of the pair + * Get the value on the left side of the pair. * - * @return The value on the left side of the pair + * @return + * The value on the left side of the pair. */ @Override public default LeftType getLeft() { @@ -152,9 +178,10 @@ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightTyp } /** - * Get the value on the right side of the pair + * Get the value on the right side of the pair. * - * @return The value on the right side of the pair + * @return + * The value on the right side of the pair. */ @Override public default RightType getRight() { @@ -162,39 +189,50 @@ public interface IPair<LeftType, RightType> extends Bifunctor<LeftType, RightTyp } /** - * Transform the value on the left side of the pair. Doesn't modify the - * pair + * Transform the value on the left side of the pair. + * + * Doesn't modify the pair. * * @param <NewLeft> - * The new type of the left part of the pair + * The new type of the left part of the pair. + * * @param mapper - * The function to use to transform the left part of the - * pair - * @return The pair, with its left part transformed + * The function to use to transform the left part of the + * pair. + * + * @return + * The pair, with its left part transformed. */ public <NewLeft> IPair<NewLeft, RightType> mapLeft(Function<LeftType, NewLeft> mapper); /** - * Transform the value on the right side of the pair. Doesn't modify the - * pair + * Transform the value on the right side of the pair. + * + * Doesn't modify the pair. * * @param <NewRight> - * The new type of the right part of the pair + * The new type of the right part of the pair. + * * @param mapper - * The function to use to transform the right part of the - * pair - * @return The pair, with its right part transformed + * The function to use to transform the right part of the + * pair. + * + * @return + * The pair, with its right part transformed. */ public <NewRight> IPair<LeftType, NewRight> mapRight(Function<RightType, NewRight> mapper); /** - * Merge the two values in this pair into a single value + * Merge the two values in this pair into a single value. * * @param <MergedType> - * The type of the single value + * The type of the single value. + * * @param merger - * The function to use for merging - * @return The pair, merged into a single value + * The function to use for merging. + * + * @return + * The pair, merged into a single value. */ public <MergedType> MergedType merge(BiFunction<LeftType, RightType, MergedType> merger); } |
