X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fbe%2Fnikiroo%2Futils%2FIOUtils.java;fp=src%2Fbe%2Fnikiroo%2Futils%2FIOUtils.java;h=d83311449c3bb5016ae35b396284f56822786ee0;hb=0988831f084e27de9927c1bb29e338e9263bfa42;hp=bf0686babca9e7addfbbd810a7a8e4d5fd66756d;hpb=59864f77f0b8d5a57f479152a3131093544af6b2;p=fanfix.git

diff --git a/src/be/nikiroo/utils/IOUtils.java b/src/be/nikiroo/utils/IOUtils.java
index bf0686b..d833114 100644
--- a/src/be/nikiroo/utils/IOUtils.java
+++ b/src/be/nikiroo/utils/IOUtils.java
@@ -89,8 +89,12 @@ public class IOUtils {
 				}
 				zip.putNextEntry(new ZipEntry(base + "/"));
 			}
-			for (File file : target.listFiles()) {
-				zip(zip, base, file, false);
+
+			File[] files = target.listFiles();
+			if (files != null) {
+				for (File file : files) {
+					zip(zip, base, file, false);
+				}
 			}
 		} else {
 			if (base == null || base.isEmpty()) {
@@ -234,13 +238,13 @@ public class IOUtils {
 			throws IOException {
 		List<File> list = deltree(target, null);
 		if (exception && !list.isEmpty()) {
-			String slist = "";
+			StringBuilder slist = new StringBuilder();
 			for (File file : list) {
-				slist += "\n" + file.getPath();
+				slist.append("\n").append(file.getPath());
 			}
 
 			throw new IOException("Cannot delete all the files from: <" //
-					+ target + ">:" + slist);
+					+ target + ">:" + slist.toString());
 		}
 
 		return list.isEmpty();