addressed code review comments
diff --git a/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/ConjunctiveEditDistanceSearchModifier.java b/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/ConjunctiveEditDistanceSearchModifier.java
index 2f21d27..6fd1ab7 100644
--- a/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/ConjunctiveEditDistanceSearchModifier.java
+++ b/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/ConjunctiveEditDistanceSearchModifier.java
@@ -17,9 +17,7 @@
 
 public class ConjunctiveEditDistanceSearchModifier extends EditDistanceSearchModifier {
 
-    private int gramLength;
-    private int edThresh;
-    
+
     public ConjunctiveEditDistanceSearchModifier(int gramLength, int edThresh) {
         super(gramLength, edThresh);
     }
diff --git a/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/EditDistanceSearchModifier.java b/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/EditDistanceSearchModifier.java
index bf2008e..12e2d72 100644
--- a/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/EditDistanceSearchModifier.java
+++ b/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/invertedindex/search/EditDistanceSearchModifier.java
@@ -19,8 +19,8 @@
 
 public class EditDistanceSearchModifier implements IInvertedIndexSearchModifier {
 
-    private int gramLength;
-    private int edThresh;
+    protected int gramLength;
+    protected int edThresh;
 
     public EditDistanceSearchModifier(int gramLength, int edThresh) {
         this.gramLength = gramLength;