Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/onrc/onos/core/linkdiscovery/internal/EventHistoryTopologyCluster.java b/src/main/java/net/onrc/onos/core/linkdiscovery/internal/EventHistoryTopologyCluster.java
index 172714c..c92e02e 100644
--- a/src/main/java/net/onrc/onos/core/linkdiscovery/internal/EventHistoryTopologyCluster.java
+++ b/src/main/java/net/onrc/onos/core/linkdiscovery/internal/EventHistoryTopologyCluster.java
@@ -5,39 +5,42 @@
 import org.codehaus.jackson.annotate.JsonProperty;
 import org.codehaus.jackson.map.annotate.JsonSerialize;
 
-/***
+/**
  * Topology Cluster merge/split event history related classes and members
- * @author subrata
  *
+ * @author subrata
  */
 public class EventHistoryTopologyCluster {
     // The following fields are not stored as String to save memory
     // They should be converted to appropriate human-readable strings by 
     // the front end (e.g. in cli in Python)
-    public long     dpid;
-    public long     clusterIdOld; // Switch with dpid moved from cluster x to y
-    public long     clusterIdNew;
-    public String   reason;
-    
+    public long dpid;
+    public long clusterIdOld; // Switch with dpid moved from cluster x to y
+    public long clusterIdNew;
+    public String reason;
+
     @JsonProperty("Switch")
-    @JsonSerialize(using=DPIDSerializer.class)
+    @JsonSerialize(using = DPIDSerializer.class)
     public long getDpid() {
         return dpid;
     }
+
     @JsonProperty("OldClusterId")
-    @JsonSerialize(using=DPIDSerializer.class)
+    @JsonSerialize(using = DPIDSerializer.class)
     public long getClusterIdOld() {
         return clusterIdOld;
     }
+
     @JsonProperty("NewClusterId")
-    @JsonSerialize(using=DPIDSerializer.class)
+    @JsonSerialize(using = DPIDSerializer.class)
     public long getClusterIdNew() {
         return clusterIdNew;
     }
+
     @JsonProperty("Reason")
     public String getReason() {
         return reason;
     }
-    
-    
+
+
 }