From 9fbd262dabfc74bf134855597815642bc4e3665c Mon Sep 17 00:00:00 2001
From: bculkin2442 <bjculkin@mix.wvu.edu>
Date: Mon, 11 Apr 2016 09:50:01 -0400
Subject: Added toStrings for easier debugging

---
 BJC-Utils2/src/main/java/bjc/utils/data/Pair.java  | 25 ++++++++++++++++---
 .../main/java/bjc/utils/data/lazy/LazyHolder.java  | 29 ++++++++++++++++++++++
 .../main/java/bjc/utils/data/lazy/LazyPair.java    |  6 ++++-
 3 files changed, 55 insertions(+), 5 deletions(-)

(limited to 'BJC-Utils2/src/main/java')

diff --git a/BJC-Utils2/src/main/java/bjc/utils/data/Pair.java b/BJC-Utils2/src/main/java/bjc/utils/data/Pair.java
index d0397f7..03f2eed 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/data/Pair.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/data/Pair.java
@@ -92,15 +92,32 @@ public class Pair<L, R> implements IPair<L, R> {
 
 		return merger.apply(leftValue, rightValue);
 	}
-	
+
 	@Override
 	public String toString() {
-		return "pair[l=" + leftValue.toString() + ", r=" + rightValue.toString() + "]";
+		String leftValueString;
+
+		if (leftValue != null) {
+			leftValueString = leftValue.toString();
+		} else {
+			leftValueString = "(null)";
+		}
+
+		String rightValueString;
+
+		if (rightValue != null) {
+			rightValueString = rightValue.toString();
+		} else {
+			rightValueString = "(null)";
+		}
+		
+		return "pair[l=" + leftValueString + ", r=" + rightValueString
+				+ "]";
 	}
 
 	@Override
-	public <L2, R2> IPair<L2, R2>
-			bind(BiFunction<L, R, IPair<L2, R2>> binder) {
+	public <L2, R2> IPair<L2, R2> bind(
+			BiFunction<L, R, IPair<L2, R2>> binder) {
 		return binder.apply(leftValue, rightValue);
 	}
 }
diff --git a/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyHolder.java b/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyHolder.java
index 9f9dc4a..85b7493 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyHolder.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyHolder.java
@@ -79,6 +79,22 @@ public class LazyHolder<T> implements IHolder<T>, ILazy {
 			});
 		}
 
+		@Override
+		public String toString() {
+			if (holderSource == null) {
+				if (holder == null) {
+					return "(null)";
+				}
+
+				return holder.toString();
+			}
+
+			if (holder == null) {
+				return "(unmaterialized values)";
+			}
+
+			return holder.toString();
+		}
 	}
 
 	private static final class LazyHolderSupplier<NewT, T2>
@@ -252,4 +268,17 @@ public class LazyHolder<T> implements IHolder<T>, ILazy {
 			return binder.apply(unwrap((val) -> val));
 		});
 	}
+
+	@Override
+	public String toString() {
+		if (isMaterialized()) {
+			if (hasPendingActions()) {
+				return heldValue.toString() + " (has pending actions)";
+			}
+
+			return heldValue.toString();
+		}
+
+		return "(unmaterialized value)";
+	}
 }
\ No newline at end of file
diff --git a/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyPair.java b/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyPair.java
index 7ba7ee7..70f5478 100644
--- a/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyPair.java
+++ b/BJC-Utils2/src/main/java/bjc/utils/data/lazy/LazyPair.java
@@ -173,7 +173,6 @@ public class LazyPair<L, R> implements IPair<L, R>, ILazy {
 	@Override
 	public <L2, R2> IPair<L2, R2> bind(
 			BiFunction<L, R, IPair<L2, R2>> binder) {
-		// TODO Auto-generated method stub
 		IHolder<IPair<L2, R2>> newDelegate = delegatePair
 				.map((pairVal) -> {
 					return pairVal.bind(binder);
@@ -182,4 +181,9 @@ public class LazyPair<L, R> implements IPair<L, R>, ILazy {
 		return new LazyPair<>(newDelegate, isMaterialized(),
 				hasPendingActions());
 	}
+
+	@Override
+	public String toString() {
+		return delegatePair.toString();
+	}
 }
\ No newline at end of file
-- 
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