1 files changed, 10 insertions, 7 deletions
diff --git a/core/src/main/java/org/elasticsearch/cluster/routing/RoutingNode.java b/core/src/main/java/org/elasticsearch/cluster/routing/RoutingNode.java
index 596bb97887..ff6c829342 100644
--- a/core/src/main/java/org/elasticsearch/cluster/routing/RoutingNode.java
+++ b/core/src/main/java/org/elasticsearch/cluster/routing/RoutingNode.java
@@ -20,9 +20,12 @@
 package org.elasticsearch.cluster.routing;
 
 import org.elasticsearch.cluster.node.DiscoveryNode;
-import org.elasticsearch.common.collect.Iterators;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
 
 /**
  * A {@link RoutingNode} represents a cluster node associated with a single {@link DiscoveryNode} including all shards
@@ -57,7 +60,7 @@ public class RoutingNode implements Iterable<ShardRouting> {
 
     /**
      * Returns the nodes {@link DiscoveryNode}.
-     * 
+     *
      * @return discoveryNode of this node
      */
     public DiscoveryNode node() {
@@ -65,7 +68,7 @@ public class RoutingNode implements Iterable<ShardRouting> {
     }
 
     /**
-     * Get the id of this node 
+     * Get the id of this node
      * @return id of the node
      */
     public String nodeId() {
@@ -93,7 +96,7 @@ public class RoutingNode implements Iterable<ShardRouting> {
     /**
      * Determine the number of shards with a specific state
      * @param states set of states which should be counted
-     * @return number of shards 
+     * @return number of shards
      */
     public int numberOfShardsWithState(ShardRoutingState... states) {
         int count = 0;
@@ -110,7 +113,7 @@ public class RoutingNode implements Iterable<ShardRouting> {
     /**
      * Determine the shards with a specific state
      * @param states set of states which should be listed
-     * @return List of shards 
+     * @return List of shards
      */
     public List<ShardRouting> shardsWithState(ShardRoutingState... states) {
         List<ShardRouting> shards = new ArrayList<>();
@@ -125,7 +128,7 @@ public class RoutingNode implements Iterable<ShardRouting> {
     }
 
     /**
-     * Determine the shards of an index with a specific state 
+     * Determine the shards of an index with a specific state
      * @param index id of the index
      * @param states set of states which should be listed
      * @return a list of shards