Update cosmetics
diff --git a/src/main/java/com/yahoo/sketches/hive/hll/DataToSketchUDAF.java b/src/main/java/com/yahoo/sketches/hive/hll/DataToSketchUDAF.java
index e0e3953..c56a417 100644
--- a/src/main/java/com/yahoo/sketches/hive/hll/DataToSketchUDAF.java
+++ b/src/main/java/com/yahoo/sketches/hive/hll/DataToSketchUDAF.java
@@ -104,12 +104,12 @@
     @SuppressWarnings("deprecation")
     @Override
     public AggregationBuffer getNewAggregationBuffer() throws HiveException {
-    	  // Different State is used for the iterate phase and the merge phase.
-    	  // A user reported that in some version of Hive this was apparently called before init,
-    	  // so the mode_ was null. A solution was implemented to have UnionState, which can work
-    	  // in both cases, but SketchState is more space-efficient.
-    	  // HLL sketch is about compactness, so let's use SketchState if possible.
-    	  if ((mode_ == Mode.PARTIAL1) || (mode_ == Mode.COMPLETE)) { // iterate() will be used
+      // Different State is used for the iterate phase and the merge phase.
+      // A user reported that in some version of Hive this was apparently called before init,
+      // so the mode_ was null. A solution was implemented to have UnionState, which can work
+      // in both cases, but SketchState is more space-efficient.
+      // HLL sketch is about compactness, so let's use SketchState if possible.
+      if ((mode_ == Mode.PARTIAL1) || (mode_ == Mode.COMPLETE)) { // iterate() will be used
         return new SketchState();
       }
       return new UnionState();
diff --git a/src/main/java/com/yahoo/sketches/hive/hll/SketchState.java b/src/main/java/com/yahoo/sketches/hive/hll/SketchState.java
index b4cbd2c..ca4aec1 100644
--- a/src/main/java/com/yahoo/sketches/hive/hll/SketchState.java
+++ b/src/main/java/com/yahoo/sketches/hive/hll/SketchState.java
@@ -30,7 +30,8 @@
   void update(final Object data, final PrimitiveObjectInspector objectInspector) {
     switch (objectInspector.getPrimitiveCategory()) {
       case BINARY:
-        sketch_.update(PrimitiveObjectInspectorUtils.getBinary(data, objectInspector).getBytes());
+        sketch_.update(PrimitiveObjectInspectorUtils.getBinary(data, objectInspector)
+            .getBytes());
         return;
       case BYTE:
         sketch_.update(PrimitiveObjectInspectorUtils.getByte(data, objectInspector));
@@ -49,14 +50,17 @@
         return;
       case STRING:
         // conversion to char[] avoids costly UTF-8 encoding
-        sketch_.update(PrimitiveObjectInspectorUtils.getString(data, objectInspector).toCharArray());
+        sketch_.update(PrimitiveObjectInspectorUtils.getString(data, objectInspector)
+            .toCharArray());
         return;
       case CHAR:
-    	    sketch_.update(PrimitiveObjectInspectorUtils.getHiveChar(data, objectInspector).getValue().toCharArray());
-    	    return;
+        sketch_.update(PrimitiveObjectInspectorUtils.getHiveChar(data, objectInspector)
+            .getValue().toCharArray());
+        return;
       case VARCHAR:
-  	    sketch_.update(PrimitiveObjectInspectorUtils.getHiveVarchar(data, objectInspector).getValue().toCharArray());
-  	    return;
+        sketch_.update(PrimitiveObjectInspectorUtils.getHiveVarchar(data, objectInspector)
+            .getValue().toCharArray());
+        return;
       default:
         throw new IllegalArgumentException(
           "Unrecongnized input data type " + data.getClass().getSimpleName() + " category "
diff --git a/src/main/java/com/yahoo/sketches/hive/hll/UnionState.java b/src/main/java/com/yahoo/sketches/hive/hll/UnionState.java
index 9baa897..eb74828 100644
--- a/src/main/java/com/yahoo/sketches/hive/hll/UnionState.java
+++ b/src/main/java/com/yahoo/sketches/hive/hll/UnionState.java
@@ -31,7 +31,8 @@
   void update(final Object data, final PrimitiveObjectInspector objectInspector) {
     switch (objectInspector.getPrimitiveCategory()) {
       case BINARY:
-        union_.update(PrimitiveObjectInspectorUtils.getBinary(data, objectInspector).getBytes());
+        union_.update(PrimitiveObjectInspectorUtils.getBinary(data, objectInspector)
+            .getBytes());
         return;
       case BYTE:
         union_.update(PrimitiveObjectInspectorUtils.getByte(data, objectInspector));
@@ -50,14 +51,17 @@
         return;
       case STRING:
         // conversion to char[] avoids costly UTF-8 encoding
-        union_.update(PrimitiveObjectInspectorUtils.getString(data, objectInspector).toCharArray());
+        union_.update(PrimitiveObjectInspectorUtils.getString(data, objectInspector)
+            .toCharArray());
         return;
       case CHAR:
-  	    union_.update(PrimitiveObjectInspectorUtils.getHiveChar(data, objectInspector).getValue().toCharArray());
-  	    return;
+        union_.update(PrimitiveObjectInspectorUtils.getHiveChar(data, objectInspector)
+            .getValue().toCharArray());
+        return;
       case VARCHAR:
-	    union_.update(PrimitiveObjectInspectorUtils.getHiveVarchar(data, objectInspector).getValue().toCharArray());
-	    return;
+        union_.update(PrimitiveObjectInspectorUtils.getHiveVarchar(data, objectInspector)
+            .getValue().toCharArray());
+        return;
       default:
         throw new IllegalArgumentException(
           "Unrecongnized input data type " + data.getClass().getSimpleName() + " category "
@@ -73,7 +77,7 @@
   @Override
   HllSketch getResult() {
     if (union_ == null) { return null; }
-    return union_.getResult(this.getType());
+    return union_.getResult(getType());
   }
 
   @Override