1 files changed, 6 insertions, 1 deletions
diff --git a/src/org/unitConverter/newUnits/AbstractUnit.java b/src/org/unitConverter/newUnits/AbstractUnit.java
index 909ea8b..bc4608e 100644
--- a/src/org/unitConverter/newUnits/AbstractUnit.java
+++ b/src/org/unitConverter/newUnits/AbstractUnit.java
@@ -60,7 +60,7 @@ public abstract class AbstractUnit implements Unit {
 	}
 
 	@Override
-	public ObjectProduct<BaseDimension> getDimension() {
+	public final ObjectProduct<BaseDimension> getDimension() {
 		if (this.dimension == null) {
 			final Map<BaseUnit, Integer> mapping = this.unitBase.exponentMap();
 			final Map<BaseDimension, Integer> dimensionMap = new HashMap<>();
@@ -73,4 +73,9 @@ public abstract class AbstractUnit implements Unit {
 		}
 		return this.dimension;
 	}
+
+	@Override
+	public String toString() {
+		return "Unit derived from base " + this.getBase().toString();
+	}
 }