Fixed check-style nags.

@@ -21,7 +21,8 @@ public class BreadthFirstSearch<V extends Vertex, E extends Edge<V>>
         result.costs.put(src, 0.0);
         result.costs.put(src, 0.0);
         frontier.add(src);
         frontier.add(src);
 
 
-        search: while (!frontier.isEmpty()) {
+        search:
+        while (!frontier.isEmpty()) {
             // Prepare the next frontier.
             // Prepare the next frontier.
             Set<V> next = new HashSet<>();
             Set<V> next = new HashSet<>();
 
 
@@ -38,8 +39,9 @@ public class BreadthFirstSearch<V extends Vertex, E extends Edge<V>>
                                             cost + (ew == null ? 1.0 : ew.weight(edge)),
                                             cost + (ew == null ? 1.0 : ew.weight(edge)),
                                             true);
                                             true);
                         // If we have reached our intended destination, bail.
                         // If we have reached our intended destination, bail.
-                        if (nextVertex.equals(dst))
+                        if (nextVertex.equals(dst)) {
                             break search;
                             break search;
+                        }
                         next.add(nextVertex);
                         next.add(nextVertex);
                     }
                     }
                 }
                 }

 package org.onlab.graph;
 package org.onlab.graph;
 
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.testing.EqualsTester;
 import com.google.common.testing.EqualsTester;
 import org.junit.Test;
 import org.junit.Test;
 
 
-import java.util.Iterator;
-import java.util.List;
-
 import static com.google.common.collect.ImmutableList.of;
 import static com.google.common.collect.ImmutableList.of;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertNull;

 package org.onlab.graph;
 package org.onlab.graph;
 
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.testing.EqualsTester;
 import com.google.common.testing.EqualsTester;
 import org.junit.Test;
 import org.junit.Test;
 
 
@@ -8,7 +7,6 @@ import java.util.List;
 
 
 import static com.google.common.collect.ImmutableList.of;
 import static com.google.common.collect.ImmutableList.of;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNull;
 
 
 /**
 /**
  * Test of the default path.
  * Test of the default path.

 package org.onlab.graph;
 package org.onlab.graph;
 
 
-import com.google.common.collect.ImmutableSet;
-
 import java.util.Set;
 import java.util.Set;
 
 
 import static com.google.common.collect.ImmutableSet.of;
 import static com.google.common.collect.ImmutableSet.of;

 package org.onlab.graph;
 package org.onlab.graph;
 
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Ordering;
 import com.google.common.collect.Ordering;
 import com.google.common.testing.EqualsTester;
 import com.google.common.testing.EqualsTester;
 import org.junit.Test;
 import org.junit.Test;
 
 
 import java.util.ArrayList;
 import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.Comparator;
-import java.util.Iterator;
 
 
 import static com.google.common.collect.ImmutableList.of;
 import static com.google.common.collect.ImmutableList.of;
 import static org.junit.Assert.*;
 import static org.junit.Assert.*;

@@ -2,8 +2,6 @@ package org.onlab.graph;
 
 
 import java.util.Objects;
 import java.util.Objects;
 
 
-import static com.google.common.base.Objects.toStringHelper;
-
 /**
 /**
  * Test vertex.
  * Test vertex.
  */
  */