From fff6dc5d43539af05ae2679640240b8545b36947 Mon Sep 17 00:00:00 2001
From: bculkin2442 <bjculkin@mix.wvu.edu>
Date: Tue, 10 May 2016 21:58:08 -0400
Subject: Added interface to JDK collector API

---
 .../main/java/bjc/utils/data/BoundLazyPair.java    | 23 ++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

(limited to 'BJC-Utils2/src/main/java/bjc/utils/data/BoundLazyPair.java')

diff --git a/BJC-Utils2/src/main/java/bjc/utils/data/BoundLazyPair.java b/BJC-Utils2/src/main/java/bjc/utils/data/BoundLazyPair.java
index 1635e06..dcf9cca 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/data/BoundLazyPair.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/data/BoundLazyPair.java
@@ -26,8 +26,8 @@ class BoundLazyPair<OldLeft, OldRight, NewLeft, NewRight>
 	@Override
 	public <BoundLeft, BoundRight> IPair<BoundLeft, BoundRight> bind(
 			BiFunction<NewLeft, NewRight, IPair<BoundLeft, BoundRight>> bindr) {
-		IHolder<IPair<NewLeft, NewRight>> newPair = new Identity<>(
-				boundPair);
+		IHolder<IPair<NewLeft, NewRight>> newPair =
+				new Identity<>(boundPair);
 		IHolder<Boolean> newPairMade = new Identity<>(pairBound);
 
 		Supplier<NewLeft> leftSupp = () -> {
@@ -93,8 +93,8 @@ class BoundLazyPair<OldLeft, OldRight, NewLeft, NewRight>
 	public <MergedType> MergedType
 			merge(BiFunction<NewLeft, NewRight, MergedType> merger) {
 		if (!pairBound) {
-			boundPair = binder.apply(leftSupplier.get(),
-					rightSupplier.get());
+			boundPair =
+					binder.apply(leftSupplier.get(), rightSupplier.get());
 
 			pairBound = true;
 		}
@@ -166,4 +166,19 @@ class BoundLazyPair<OldLeft, OldRight, NewLeft, NewRight>
 
 		return new LazyPair<>(leftSupp, rightSupp);
 	}
+
+	@Override
+	public <OtherLeft, OtherRight, CombinedLeft, CombinedRight>
+			IPair<CombinedLeft, CombinedRight>
+			combine(IPair<OtherLeft, OtherRight> otherPair,
+					BiFunction<NewLeft, OtherLeft, CombinedLeft> leftCombiner,
+					BiFunction<NewRight, OtherRight, CombinedRight> rightCombiner) {
+		return otherPair.bind((otherLeft, otherRight) -> {
+			return bind((leftVal, rightVal) -> {
+				return new LazyPair<>(
+						leftCombiner.apply(leftVal, otherLeft),
+						rightCombiner.apply(rightVal, otherRight));
+			});
+		});
+	}
 }
\ No newline at end of file
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