1 files changed, 33 insertions, 31 deletions
diff --git a/src/main/java/org/junit/runner/manipulation/Sorter.java b/src/main/java/org/junit/runner/manipulation/Sorter.java
index 242df14..20192d0 100644
--- a/src/main/java/org/junit/runner/manipulation/Sorter.java
+++ b/src/main/java/org/junit/runner/manipulation/Sorter.java
@@ -7,40 +7,42 @@ import org.junit.runner.Description;
 /**
  * A <code>Sorter</code> orders tests. In general you will not need
  * to use a <code>Sorter</code> directly. Instead, use {@link org.junit.runner.Request#sortWith(Comparator)}.
- * 
- * 
+ *
+ * @since 4.0
  */
 public class Sorter implements Comparator<Description> {
-	/**
-	 * NULL is a <code>Sorter</code> that leaves elements in an undefined order
-	 */
-	public static Sorter NULL= new Sorter(new Comparator<Description>() {
-		public int compare(Description o1, Description o2) {
-			return 0;
-		}});
-	private final Comparator<Description> fComparator;
+    /**
+     * NULL is a <code>Sorter</code> that leaves elements in an undefined order
+     */
+    public static final Sorter NULL = new Sorter(new Comparator<Description>() {
+        public int compare(Description o1, Description o2) {
+            return 0;
+        }
+    });
 
-	/**
-	 * Creates a <code>Sorter</code> that uses <code>comparator</code>
-	 * to sort tests
-	 * @param comparator the {@link Comparator} to use when sorting tests
-	 */
-	public Sorter(Comparator<Description> comparator) {
-		fComparator= comparator;
-	}
+    private final Comparator<Description> comparator;
 
-	/**
-	 * Sorts the test in <code>runner</code> using <code>comparator</code>
-	 * @param object
-	 */
-	public void apply(Object object) {
-		if (object instanceof Sortable) {
-			Sortable sortable = (Sortable) object;
-			sortable.sort(this);
-		}
-	}
+    /**
+     * Creates a <code>Sorter</code> that uses <code>comparator</code>
+     * to sort tests
+     *
+     * @param comparator the {@link Comparator} to use when sorting tests
+     */
+    public Sorter(Comparator<Description> comparator) {
+        this.comparator = comparator;
+    }
 
-	public int compare(Description o1, Description o2) {
-		return fComparator.compare(o1, o2);
-	}
+    /**
+     * Sorts the test in <code>runner</code> using <code>comparator</code>
+     */
+    public void apply(Object object) {
+        if (object instanceof Sortable) {
+            Sortable sortable = (Sortable) object;
+            sortable.sort(this);
+        }
+    }
+
+    public int compare(Description o1, Description o2) {
+        return comparator.compare(o1, o2);
+    }
 }