If the directory is missing/empty, don't fail to get the last modification date.

git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@350 ed5b42cb-e716-0410-a449-f6a68f950b19
2007-11-15 18:28:20 +00:00
parent f922f965f1
commit c68df0bab2
1 changed files with 8 additions and 5 deletions
@@ -31,11 +31,14 @@ public class FileUtil
    public static long getOldestLastModified (File dir)
    {
        long oldest = dir.lastModified();
-        for (File file : dir.listFiles()) {
-            if (file.isDirectory()) {
-                oldest = Math.min(oldest, getOldestLastModified(file));
-            } else {
-                oldest = Math.min(oldest, file.lastModified());
+        File[] files = dir.listFiles();
+        if (files != null) {
+            for (File file : files) {
+                if (file.isDirectory()) {
+                    oldest = Math.min(oldest, getOldestLastModified(file));
+                } else {
+                    oldest = Math.min(oldest, file.lastModified());
+                }
            }
        }
        return oldest;