avoid sort if there is 1 transition

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1004726 13f79535-47bb-0310-9956-ffa450edef68
2010-10-05 17:24:59 +00:00 · 2010-10-05 17:24:59 +00:00 · 1816eee6bd
parent 358cbb221b
commit 1816eee6bd
1 changed files with 2 additions and 1 deletions
--- a/lucene/src/java/org/apache/lucene/util/automaton/State.java
+++ b/lucene/src/java/org/apache/lucene/util/automaton/State.java
@ -232,7 +232,8 @@ public class State implements Serializable, Comparable<State> {
  
  /** Sorts transitions array in-place. */
  public void sortTransitions(Comparator<Transition> comparator) {
-    Arrays.sort(transitionsArray, 0, numTransitions, comparator);
+    if (numTransitions > 1)
+      Arrays.sort(transitionsArray, 0, numTransitions, comparator);
  }
  
  /**