check null or exists before deleting file

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1593884 13f79535-47bb-0310-9956-ffa450edef68
2014-05-12 03:24:35 +00:00 · 2014-05-12 03:24:35 +00:00 · 8da5f6301c
parent b9e38c0a10
commit 8da5f6301c
1 changed files with 1 additions and 0 deletions
--- a/solr/test-framework/src/java/org/apache/solr/SolrTestCaseJ4.java
+++ b/solr/test-framework/src/java/org/apache/solr/SolrTestCaseJ4.java
@ -1013,6 +1013,7 @@ public abstract class SolrTestCaseJ4 extends LuceneTestCase {
  }

  public static boolean recurseDelete(File f) {
+    if(f == null || !f.exists()) return false;
    if (f.isDirectory()) {
      for (File sub : f.listFiles()) {
        if (!recurseDelete(sub)) {